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Possible Duplicate:
Error: could not find function … in R
Well, I am new to the concept of rattle (data mining package in R), and while I have installed rattle but when I give rattle(), it gives me the following error
> rattle()
Error in rattle() : could not find function "gtkBuilderNew"
Do you read error message?
Error in rattle() : could not find function "gtkBuilderNew"The package
RGtk2is required to display the Rattle GUI. It does not appear to be installed. This package (and its dependencies) can be installed using the following R command: