Uups, the last one went off too early. I also had these kind of errors and often found them caused by bibtex-related problems, mostly special characters. Instead of actually splitting your document in search for the error I turn document parts into comments, which is easily undoable. Kind regards, Felix
Von meinem iPhone gesendet Am 06.01.2012 um 11:31 schrieb Wolfgang Engelmann <engelm...@uni-tuebingen.de>: > Am Freitag, 6. Januar 2012, 00:43:45 schrieb Gerry Clare: >> I am a fairly new LyX user. I recently edited a chapter (Document class >> 'report') that I had previously had no trouble compiling. I now get the >> following errors: >> >> ! Missing $ inserted. >> ! Extra }, or forgotten $. >> ! LaTeX Error: Command \item invalid in math mode. >> ! LaTeX Error: Something's wrong--perhaps a missing \item. >> ! Extra }, or forgotten \endgroup. >> >> Although I have read some suggestions on Google, I can't seem to get to >> the bottom of these errors. >> >> Any suggestions? >> >> Thanks! > > It might also help to check the log-file informations of the error message. > It can be quite long, but if you start from the end and scroll upwards > until you hit the first red marked stuff and read it carefully checking for > words from your text and looking it up in your document. There might be > further red marked items found by scrolling further upward > > Wolfgang