<div dir="ltr">Alexandre, <div>a própria mensagem de erro já está contando o que acontece.</div><div><br></div><div>Tópicos:</div><div><ul><li>sua função tem um argumento <b>x</b>, que na chamada você não está passando  nada...</li><li>mesmo que passasse algo no <b>x</b>, no código da função você faz <b>x <- NULL</b> e depois <b>results <- x</b>, ou seja, <b>results <- NULL</b></li><li>em seguida, tenta usar a função <b>any</b> nesse objeto... não tem nada nele</li></ul><div>A própria mensagem de erro já te aponta a direção.</div></div><div>Além do mais, teu código está meio estranho, como eu apontei nos tópicos acima. Pode ser bom dar uma revisada.</div><div><br></div></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature"><div dir="ltr"><div><div>Abraços,<br></div><div>Paulo<br></div></div></div></div></div>
<br><div class="gmail_quote">Em 30 de janeiro de 2016 18:00, ASANTOS <span dir="ltr"><<a href="mailto:alexandresantosbr@yahoo.com.br" target="_blank">alexandresantosbr@yahoo.com.br</a>></span> escreveu:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  
    
  
  <div bgcolor="#FFFFFF" text="#000000">
    Obrigado Éder,<br>
    <br>
            Na verdade não tinha atentado a isso, mas agora deu outro
    erro, sendo:<br>
    <br>
    Error in apply(results, 1, function(x) { : <br>
      dim(X) must have a positive length<br>
    > str(tableFE99)<br>
    Error in head(tableFE99) : objeto 'tableFE99' não encontrado<br>
    <br>
    <br>
            O CRM que estou usando é:<span class=""><br>
    <br>
    ### <code r><br>
    require(RCurl); require(XML)<br>
    <br></span><span class="">
    ##  Função de leitura da tabela<br>
    readFE<- function (x, URL = ""){<br></span>
    url0 <- URL<span class=""><br>
    url1 <- gsub("(^.*)(/s/.*)(\\?.*$)",
    "<a href="https://dl.dropboxusercontent.com" target="_blank">https://dl.dropboxusercontent.com</a>\\2", url0); url1<br>
    page <- getURL(url1)<br></span><span class="">
    classes <- c(rep("factor", 6), rep("numeric", 4), "factor")<br>
    tableFE <- readHTMLTable(page, head=T,
    colClasses=classes)[[1]]    <br>
         x<-NULL<br>
         results <- x<br>
         results <- x<br>
        
    results<-results[!apply(results,1,function(x){any(x=="(NULL)")}),]<br>
         results<-subset(results, !(latitude == "0.00000000" |
    longitude == "0.00000000"))<br>
         results<br>
    }<br>
    #--#<br>
    <br>
    ## Tentativa de leitura da tabela <br></span>
tableFE99<-readFE(URL=<a href="https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1" target="_blank">"https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1"</a>)<br>
    str(tableFE99)<br>
    ### </code><span class=""><br>
    <br>
    <br>
    <br>
    <br>
          <br>
    <br>
    <br>
    <pre cols="72">-- 
======================================================================
Alexandre dos Santos
Proteção Florestal 
IFMT - Instituto Federal de Educação, Ciência e Tecnologia de Mato Grosso
Campus Cáceres
Caixa Postal 244
Avenida dos Ramires, s/n
Bairro: Distrito Industrial 
Cáceres - MT                      CEP: 78.200-000
Fone: <a href="tel:%28%2B55%29%2065%208132-8112" value="+556581328112" target="_blank">(+55) 65 8132-8112</a> (TIM)   <a href="tel:%28%2B55%29%2065%209686-6970" value="+556596866970" target="_blank">(+55) 65 9686-6970</a> (VIVO)
<a href="mailto:e-mails:alexandresantosbr@yahoo.com.br" target="_blank">e-mails:alexandresantosbr@yahoo.com.br</a> 
        <a href="mailto:alexandre.santos@cas.ifmt.edu.br" target="_blank">alexandre.santos@cas.ifmt.edu.br</a> 
Lattes: <a href="http://lattes.cnpq.br/1360403201088680" target="_blank">http://lattes.cnpq.br/1360403201088680</a>
OrcID: <a href="http://orcid.org/0000-0001-8232-6722" target="_blank">orcid.org/0000-0001-8232-6722</a> 
Researchgate: <a href="https://www.researchgate.net/profile/Alexandre_Santos10" target="_blank">https://www.researchgate.net/profile/Alexandre_Santos10</a>                       
LinkedIn: <a href="https://br.linkedin.com/in/alexandre-dos-santos-87961635" target="_blank">https://br.linkedin.com/in/alexandre-dos-santos-87961635</a>
======================================================================
</pre>
    </span><div><div class="h5"><div>Em 30/01/2016 14:43, Éder Comunello
      escreveu:<br>
    </div>
    </div></div><blockquote type="cite"><div><div class="h5">
      <div dir="ltr">
        <div class="gmail_default" style="font-family:verdana,sans-serif">Senhores, boa tarde!</div>
        <div class="gmail_default" style="font-family:verdana,sans-serif"><br>
        </div>
        <div class="gmail_default" style="font-family:verdana,sans-serif">Na forma que sugeri é
          necessário alterar o link "default" do dropbox pra acessar
          diretamente o arquivo.</div>
        <div class="gmail_default" style="font-family:verdana,sans-serif"><br>
        </div>
        <div class="gmail_default">
          <div class="gmail_default"><font face="monospace, monospace">###
              <code r></font></div>
          <div class="gmail_default"><font face="monospace, monospace">require(RCurl);
              require(XML)</font></div>
          <div class="gmail_default"><font face="monospace, monospace">url0
              <- "<a href="https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1" target="_blank">https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1</a>"</font></div>
          <div class="gmail_default"><font face="monospace, monospace">url1
              <- gsub("(^.*)(/s/.*)(\\?.*$)", "<a href="https://dl.dropboxusercontent.com" target="_blank"></a><a href="https://dl.dropboxusercontent.com" target="_blank">https://dl.dropboxusercontent.com</a>\\2",
              url0); url1</font></div>
          <div class="gmail_default"><font face="monospace, monospace"><br>
            </font></div>
          <div class="gmail_default"><font face="monospace, monospace">page
              <- getURL(url1)</font></div>
          <div class="gmail_default"><font face="monospace, monospace">#
              page <- getURL(url1, ssl.verifypeer = FALSE)</font><br>
          </div>
          <div class="gmail_default"><font face="monospace, monospace">classes
              <- c(rep("factor", 6), rep("numeric", 4), "factor")</font></div>
          <div class="gmail_default"><font face="monospace, monospace">tableFE
              <- readHTMLTable(page, head=T, colClasses=classes)[[1]]</font></div>
          <div class="gmail_default"><font face="monospace, monospace">str(tableFE)</font></div>
          <div class="gmail_default"><font face="monospace, monospace">###
              </code></font></div>
        </div>
        <div class="gmail_extra"><br clear="all">
          <div>
            <div>
              <div dir="ltr">
                <div>
                  <div dir="ltr">
                    <div>
                      <div dir="ltr"><font style="font-size:small" face="arial, helvetica, sans-serif">
                          <div>​</div>
================================================<br>
                          Éder Comunello</font>
                        <div style="font-size:small"><span style="font-family:arial,helvetica,sans-serif">PhD
                            Student in Agricultural Systems
                            Engineering (USP/Esalq)</span><br>
                        </div>
                        <div><span style="font-size:small">Brazilian
                            Agricultural Research Corporation (</span><font style="font-size:small" face="arial,
                            helvetica, sans-serif">Embrapa)</font>
                          <div style="font-size:small"><font face="arial, helvetica, sans-serif">Dourados,
                              MS, Brazil [</font>22 16.5'S, 54 49.0'W<span style="font-family:arial,helvetica,sans-serif">]</span></div>
                          <div>
                            <div><br>
                            </div>
                            <div><br>
                            </div>
                          </div>
                          <div style="font-size:small"><br>
                          </div>
                        </div>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
          <br>
          <div class="gmail_quote">Em 30 de janeiro de 2016 12:17, Paulo
            Nogueira Starzynski <span dir="ltr"><<a href="mailto:paulons@gmail.com" target="_blank"></a><a href="mailto:paulons@gmail.com" target="_blank">paulons@gmail.com</a>></span>
            escreveu:<br>
            <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
              <div dir="ltr">Alexandre,
                <div>no teste que fiz aqui, o problema é na leitura da
                  tabela. A função getURL não está retornando conteúdo
                  que a função readHTMLTable possa extrair.</div>
                <div><br>
                </div>
                <div><span style="border-collapse:separate;color:rgb(0,0,0);font-family:'Ubuntu Mono';font-size:14px;line-height:16px;white-space:pre-wrap;border-spacing:0px;background-color:rgb(225,226,229)"><pre style="font-family:'Ubuntu Mono';outline:none;border:none;margin-top:0px;margin-bottom:0px;line-height:1.2;font-size:10.4pt!important;white-space:pre-wrap!important"><span style="white-space:pre-wrap;color:blue">> </span><span style="color:blue">URL="<a href="https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1" target="_blank">https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1</a>"
</span><span style="white-space:pre-wrap;color:blue">> </span><span style="color:blue">page <- RCurl::getURL(URL)
</span><span style="white-space:pre-wrap;color:blue">> </span><span style="color:blue">page
</span>[1] "<html>\r\n  <head><title>Found</title></head>\r\n  <body>\r\n    <h1>Found</h1>\r\n    <p>The resource was found at <a href=\"<a href="https://dl.dropboxusercontent.com/content_link/tkauy9obP7pgxKYpb9j5ZR2LCSUTe2iJpaULTWEN4RzdfR6AtirbNWGtt8q9Ncex/file?dl=1%5C" target="_blank">https://dl.dropboxusercontent.com/content_link/tkauy9obP7pgxKYpb9j5ZR2LCSUTe2iJpaULTWEN4RzdfR6AtirbNWGtt8q9Ncex/file?dl=1\</a>"><a href="https://dl.dropboxusercontent.com/content_link/tkauy9obP7pgxKYpb9j5ZR2LCSUTe2iJpaULTWEN4RzdfR6AtirbNWGtt8q9Ncex/file?dl=1" target="_blank">https://dl.dropboxusercontent.com/content_link/tkauy9obP7pgxKYpb9j5ZR2LCSUTe2iJpaULTWEN4RzdfR6AtirbNWGtt8q9Ncex/file?dl=1</a></a>;\r\nyou should be redirected automatically.\r\n\r\n<!--  --></p>\r\n    <hr noshade>\r\n    <div align=\"right\">WSGI Server</div>\r\n  </body>\r\n</ht
ml>\r\n"</pre></span></div>
              </div>
              <div class="gmail_extra"><br clear="all">
                <div>
                  <div>
                    <div dir="ltr">
                      <div>
                        <div>Abraços,<br>
                        </div>
                        <div>Paulo<br>
                        </div>
                      </div>
                    </div>
                  </div>
                </div>
                <br>
                <div class="gmail_quote">
                  <div>
                    <div>Em 30 de janeiro de 2016 12:16, ASANTOS <span dir="ltr"><<a href="mailto:alexandresantosbr@yahoo.com.br" target="_blank">alexandresantosbr@yahoo.com.br</a>></span>
                      escreveu:<br>
                    </div>
                  </div>
                  <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
                    <div>
                      <div>
                        <div bgcolor="#FFFFFF" text="#000000"> Bom dia
                          Éder,<br>
                          <br>
                          <br>
                                 Tentei criar uma função com os comandos
                          de leitura da tabela em HTML e também não
                          funfou, posso pedir novamente sua ajuda,
                          Obrigado,<br>
                          <br>
                          <br>
                          <br>
                          ##  Função de leitura da tabela<span><br>
                            readFE<- function (x, URL = ""){<br>
                            <br>
                          </span> page <- getURL(URL)<span><br>
                            classes <- c(rep("factor", 6),
                            rep("numeric", 4), "factor")<br>
                            tableFE <- readHTMLTable(page, head=T,
                            colClasses=classes)[[1]]     <br>
                          </span><span>      x<-NULL<br>
                                 results <- x<br>
                          </span><span>      results <- x<br>
                                
                            results<-results[!apply(results,1,function(x){any(x=="(NULL)")}),]<br>
                          </span>      results<-subset(results,
                          !(latitude == "0.00000000" | longitude ==
                          "0.00000000"))<br>
                               results<br>
                          }<br>
                          #--#<br>
                          <br>
                          <br>
                          <br>
                          <br>
                          <br>
                          ## Tentativa de leitura da tabela  <br>
                          tableFE<-readFE(URL=<a href="https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1" target="_blank"></a><a href="https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1" target="_blank">"https://www.dropbox.com/s/foeh9oqbiqlawvg/TALHOES_AGENTE2.htm?dl=1"</a>)<br>
                          head(tableFE)<br>
                          #---------------<span><br>
                            <br>
                            <br>
                            <br>
                            <br>
                            <pre cols="72">-- 
======================================================================
Alexandre dos Santos
Proteção Florestal 
IFMT - Instituto Federal de Educação, Ciência e Tecnologia de Mato Grosso
Campus Cáceres
Caixa Postal 244
Avenida dos Ramires, s/n
Bairro: Distrito Industrial 
Cáceres - MT                      CEP: 78.200-000
Fone: <a href="tel:%28%2B55%29%2065%208132-8112" value="+556581328112" target="_blank">(+55) 65 8132-8112</a> (TIM)   <a href="tel:%28%2B55%29%2065%209686-6970" value="+556596866970" target="_blank">(+55) 65 9686-6970</a> (VIVO)
<a href="mailto:e-mails:alexandresantosbr@yahoo.com.br" target="_blank">e-mails:alexandresantosbr@yahoo.com.br</a> 
        <a href="mailto:alexandre.santos@cas.ifmt.edu.br" target="_blank">alexandre.santos@cas.ifmt.edu.br</a> 
Lattes: <a href="http://lattes.cnpq.br/1360403201088680" target="_blank">http://lattes.cnpq.br/1360403201088680</a>
OrcID: <a href="http://orcid.org/0000-0001-8232-6722" target="_blank">orcid.org/0000-0001-8232-6722</a> 
Researchgate: <a href="https://www.researchgate.net/profile/Alexandre_Santos10" target="_blank">https://www.researchgate.net/profile/Alexandre_Santos10</a>                       
LinkedIn: <a href="https://br.linkedin.com/in/alexandre-dos-santos-87961635" target="_blank">https://br.linkedin.com/in/alexandre-dos-santos-87961635</a>
======================================================================
</pre>
                          </span>
                          <div>
                            <div>
                              <div>Em 29/01/2016 08:41, Éder Comunello
                                escreveu:<br>
                              </div>
                              <blockquote type="cite">
                                <div dir="ltr">
                                  <div>
                                    <div><font face="verdana,
                                        sans-serif">Alexandre, bom dia!</font></div>
                                    <div><font face="verdana,
                                        sans-serif"><br>
                                      </font></div>
                                    <div><font face="verdana,
                                        sans-serif">Não havia atentado
                                        para o problema
                                        na importação das tabelas, sendo
                                        necessário definir as classes.
                                        Além disso, na função você deve
                                        se referir a "db" antes que
                                        "tableFE" e  "x" é definido
                                        internamente por lapply().</font></div>
                                    <div><br>
                                    </div>
                                    <div><font face="verdana,
                                        sans-serif"><br>
                                      </font></div>
                                    <div><font face="monospace,
                                        monospace">### <code r></font></div>
                                    <div><font face="monospace,
                                        monospace">require(RCurl);
                                        require(XML)</font></div>
                                    <div><font face="monospace,
                                        monospace">url0 <- "<a href="https://www.dropbox.com/s/znmr0lwda2y6fc5/BD_teste2.html?dl=1" target="_blank"></a><a href="https://www.dropbox.com/s/znmr0lwda2y6fc5/BD_teste2.html?dl=1" target="_blank">https://www.dropbox.com/s/znmr0lwda2y6fc5/BD_teste2.html?dl=1</a>"</font></div>
                                    <div><font face="monospace,
                                        monospace">url1 <-
                                        gsub("(^.*)(/s/.*)(\\?.*$)", "<a href="https://dl.dropboxusercontent.com" target="_blank"></a><a href="https://dl.dropboxusercontent.com" target="_blank">https://dl.dropboxusercontent.com</a>\\2",

                                        url0); url1</font></div>
                                    <div><font face="monospace,
                                        monospace"># [1] "<a href="https://dl.dropboxusercontent.com/s/znmr0lwda2y6fc5/BD_teste2.html" target="_blank"></a><a href="https://dl.dropboxusercontent.com/s/znmr0lwda2y6fc5/BD_teste2.html" target="_blank">https://dl.dropboxusercontent.com/s/znmr0lwda2y6fc5/BD_teste2.html</a>"</font></div>
                                    <div><font face="monospace,
                                        monospace"><br>
                                      </font></div>
                                    <div><font face="monospace,
                                        monospace">page <-
                                        getURL(url1)</font></div>
                                    <div><font face="monospace,
                                        monospace">tableFE <-
                                        readHTMLTable(page, head=T)[[1]]</font></div>
                                    <div><font face="monospace,
                                        monospace">str(tableFE) ###
                                        todas variáveis estão como
                                        fatores - corrigir!</font></div>
                                    <div><font face="monospace,
                                        monospace"><br>
                                      </font></div>
                                    <div><font face="monospace,
                                        monospace">classes <-
                                        c(rep("factor", 6),
                                        rep("numeric", 4), "factor")</font></div>
                                    <div><font face="monospace,
                                        monospace">tableFE <-
                                        readHTMLTable(page, head=T,
                                        colClasses=classes)[[1]]</font></div>
                                    <div><font face="monospace,
                                        monospace">str(tableFE) ### OK!</font></div>
                                    <div><font face="monospace,
                                        monospace">head(tableFE)</font></div>
                                    <div><font face="monospace,
                                        monospace"><br>
                                      </font></div>
                                    <div><font face="monospace,
                                        monospace">##Agregando os
                                        resultados</font></div>
                                    <div><font face="monospace,
                                        monospace">aggPestFE <-
                                        function(db=tableFE,
                                        key="descricao"){</font></div>
                                    <div><font face="monospace,
                                        monospace">lista  <-
                                        split(db, db[key])</font></div>
                                    <div><font face="monospace,
                                        monospace">result <-
                                        lapply(lista, function(x)
                                        aggregate(x[,7:8],
                                        by=list(x[,3],x[,2],x[,5]),
                                        mean))</font></div>
                                    <div><font face="monospace,
                                        monospace">return(result)</font></div>
                                    <div><font face="monospace,
                                        monospace">}</font></div>
                                    <div><font face="monospace,
                                        monospace"><br>
                                      </font></div>
                                    <div><font face="monospace,
                                        monospace">### Devido aos
                                        "defaults", obtém mesmos
                                        resultados nas três formas que
                                        seguem:</font></div>
                                    <div><font face="monospace,
                                        monospace">aggPestFE()[5]</font></div>
                                    <div><font face="monospace,
                                        monospace">aggPestFE(tableFE)[5]</font></div>
                                    <div><font face="monospace,
                                        monospace">aggPestFE(tableFE,
                                        "descricao")[5]</font></div>
                                    <div><font face="monospace,
                                        monospace"># $`Lagartas
                                        Desfolhadoras`</font></div>
                                    <div><font face="monospace,
                                        monospace">#   Group.1          
                                        Group.2 Group.3 formiga_area
                                        qtd_destruido</font></div>
                                    <div><font face="monospace,
                                        monospace"># 1      GN          
                                          Chale      26            0    
                                             62.5</font></div>
                                    <div><font face="monospace,
                                        monospace"># 2      RD Corrego
                                        da Coruja      26            0  
                                               50.0</font></div>
                                    <div><font face="monospace,
                                        monospace"># 3      GN    
                                         Aeroporto II      28          
                                         0          75.0</font></div>
                                    <div><font face="monospace,
                                        monospace"><br>
                                      </font></div>
                                    <div><font face="monospace,
                                        monospace">### </code></font></div>
                                  </div>
                                  <div class="gmail_extra"><br clear="all">
                                    <div>
                                      <div>
                                        <div dir="ltr">
                                          <div>
                                            <div dir="ltr">
                                              <div>
                                                <div dir="ltr"><font style="font-size:small" face="arial,
                                                    helvetica,
                                                    sans-serif">
                                                    <div>​</div>
================================================<br>
                                                    Éder Comunello</font>
                                                  <div style="font-size:small"><span style="font-family:arial,helvetica,sans-serif">PhD Student in
                                                      Agricultural
                                                      Systems
                                                      Engineering (USP/Esalq)</span><br>
                                                  </div>
                                                  <div><span style="font-size:small">Brazilian

                                                      Agricultural
                                                      Research
                                                      Corporation (</span><font style="font-size:small" face="arial, helvetica, sans-serif">Embrapa)</font>
                                                    <div style="font-size:small"><font face="arial,
                                                        helvetica,
                                                        sans-serif">Dourados,

                                                        MS, Brazil [</font>22
                                                      16.5'S, 54 49.0'W<span style="font-family:arial,helvetica,sans-serif">]</span></div>
                                                    <div>
                                                      <div><br>
                                                      </div>
                                                      <div><br>
                                                      </div>
                                                    </div>
                                                    <div style="font-size:small"><br>
                                                    </div>
                                                  </div>
                                                </div>
                                              </div>
                                            </div>
                                          </div>
                                        </div>
                                      </div>
                                    </div>
                                  </div>
                                </div>
                              </blockquote>
                              <br>
                            </div>
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