[R] Problem with Sweave

[Thomas Adams]

Duncan,

Thank you for your help — that certainly did the trick. With Sweave 
being new to me, I somehow missed the obvious…

Regards,
Tom

Duncan Murdoch wrote:
> On 15/05/2007 9:22 PM, Thomas Adams wrote:
>> I am using R 2.5 on a Linux Redhat platform. I can successfully run 
>> some example *.Rnw files through Sweave and generate pdf files. When 
>> I try my own example file, "test.Rnw":
>>
>> \documentclass[a4paper]{article}
>> \title{Test Sweave Example}
>> \author{Thomas Adams}
>> \begin{document}
>> \maketitle
>> In this example we embed parts of the examples from the
>> \texttt{boxplot} and \texttt{lattice} figures into a \LaTeX{} document
>> <<>>=
>> library(verification)
>> library(lattice)
>> dat<-read.table("verification_summary_20051024_table.txt",sep="\t",header=TRUE) 
>>
>> \begin{center}
>> <<fig=TRUE,echo=FALSE>>=
>> boxplot(dat$MAE ~ dat$BASINID)
>> abline(h=1)
>> abline(h=0.5,col="red")
>> @
>> \end{center}
>> \end{document}
>>
>>
>> I get the following error:
>>
>> xt4-tir:adams> echo 'Sweave("test.Rnw")' | R --vanilla --quiet
>> > Sweave("test.Rnw")
>> Writing to file test.tex
>> Processing code chunks ...
>> 1 : echo term verbatim
>>
>> Error: chunk 1
>> Error in parse(file, n, text, prompt, srcfile, encoding) :
>> syntax error, unexpected $undefined in:
>> "
>> "
>> Execution halted
>>
>> I really do not know where to begin to decipher the error messages. 
>> Any suggestions?
>
> You didn't end the first code chunk (no @ at the end). This isn't 
> obvious from the error message, but it is obvious if you run Stangle, 
> and look at the resulting R file, because you know the error is in 
> chunk 1, and that last line of it doesn't look much like R code:
>
> ###################################################
> ### chunk number 1:
> ###################################################
> library(verification)
> library(lattice)
> dat<-read.table("verification_summary_20051024_table.txt",sep="\t",header=TRUE) 
>
> \begin{center}
>
>
> ###################################################
> ### chunk number 2:
> ###################################################
> boxplot(dat$MAE ~ dat$BASINID)
> abline(h=1)
> abline(h=0.5,col="red")
>
> Duncan Murdoch
>


-- 
Thomas E Adams
National Weather Service
Ohio River Forecast Center
1901 South State Route 134
Wilmington, OH 45177

EMAIL:	thomas.adams at noaa.gov

VOICE:	937-383-0528
FAX:	937-383-0033