[R] Problem with read.table()

Dieter Menne dieter.menne at menne-biomed.de
Thu Oct 2 13:58:23 CEST 2008

Joan-Josep Vallbé <pep.vallbe <at> uab.cat> writes:

> I'm a new user and I'm trying to use read.table with a tab delimited  
> file but the system tells me (i) that there are more columns than  
> column names, and (ii) that headers and col.names are of different  
> lengths. I have already checked my variable names and there's no blank  
> spaces. 
> However, some variables have quite long names such as  
> "valoracion.experiencias.segundo.year". Could it be the problem? 

I am sure you tried removing the first line and using header =FALSE, because
that is faster than writing a message

> If  that is the case, I still don't understand why I have more columns  
> that column names.

Use an editor that shows tabs explicitly. Often, there is a TRAILING tab in the
data rows. 


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