It's easy to reproduce the fault. See example filter
NB. The subfilter (Display debug window) was chosen purely for illustration.
Code: Select all
Comment... | Test restrict to filename filter | +--Restrict to filenames matching perl pattern [^(.+)usfm$] | +--Display debug window
This results in a popup error message as follows: This error did not occur with an earlier version of TextPipe that I was using on June 16, 2014 when I was using the same perl pattern.