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RE: error in process filter: Wrong type argument: stringp, nil


From: Drew Adams
Subject: RE: error in process filter: Wrong type argument: stringp, nil
Date: Fri, 27 Nov 2009 07:19:54 -0800

> > error in process filter: Wrong type argument: stringp, nil
> > Can you help he understand its cause, please?
> a function somewhere expects a string as argument but is getting nil.
> 
> check the *Messages* buffer, it might contain a bit more info 
> on where the error occurs.

The error is in a process filter. Look for a function that starts a process and
defines a filter to receive output from the process.

`M-x set-variable debug-on-error t' will give you a backtrace, showing where the
error occurs. Load source files (not *.elc) first, to get a clearer backtrace.





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