Matthew> Running xemacs 21.2.13 on sloaris 2.6, no mule. Tried to Matthew> type keystrokes 'C-q tab' in cperl and c modes to get a Matthew> tab at the end of the line before a comment. I got this Matthew> error: Matthew> wrong type argument: integerp, ?\t Matthew> What other info/steps are required to help diagnose? Try Options -> General Options -> Debug On Error run the offending operation and send the contents of *Backtrace* to this list. Regards, Adrian Matthew> Matthew O. Persico Matthew> http://www.lazard.com Matthew> Opinions expressed are MINE, not Lazard's. -- Adrian Aichner Teradyne GmbH, European Design Center Integra Test Division Telephone +49/89/41861(0)-208 Dingolfinger Strasse 2 Fax +49/89/41861-217 (What is a Fax?) D-81673 MUENCHEN E-mail adrian.aichner(a)teradyne.com