R: Trying to read data from html page and parse table, but getting Error in htmlTreeParse()

Question

When I execute htmlTreeParser(), I am getting this error:

Error in htmlTreeParse(webpage, error = function(...) { :
error in creating parser for
In addition: Warning message:
XML content does not seem to be XML: ''

Kindly someone help me to debug it.

library(RCurl)
library(XML)

theurl <- "http://www.forbes.com/powerful-brands/list/"
webpage <- getURL(theurl)
webpage <- readLines(tc <- textConnection(webpage)); close(tc)
pagetree <- htmlTreeParse(webpage, error=function(...){}, useInternalNodes = TRUE)

IRTFM · Accepted Answer · 2019-03-22 07:40:01Z

1

The problem is clearly stated in the error message. The url you provided does not point directly to an XML page.

Try this:

theurl <- "https://www.forbes.com/powerful-brands/list/#tab:rank"

edited Mar 22, 2019 at 7:40

IRTFM

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answered Apr 12, 2017 at 7:36

Gius Dep

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1 Comment

IRTFM Over a year ago

Didn't show an error when I just ran it (after correcting the lack of quotes.

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