Dear all, So I'm still pretty knew to the OO world so please forgive me. I had a look in the help for ?rematchDefinition, looked on cran archive search but I'm still lost. What does my error message mean? All I have done is added a new method to this package.
> source("xcmsRaw_MSMS.R") Error in rematchDefinition(definition, fdef, mnames, fnames, signature) : methods can add arguments to the generic only if '...' is an argument to the generic Thanks for any help, Paul -- Research Technician Mass Spectrometry o The / o Scripps \ o Research / o Institute ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.