just found the following problem while using texniccenter
double-clicked in a document in YAP, unfortunately
texniccenter was not open.
TC started automatically but then said something
like "an external application has changed the file. reload
i said "no" a few times and then closed TC.
result: nw the file contains only a few lines that have
nothing to do with the original document.
this was the second time that this thing happens to me:
the first time was even worse since that happened
during an automatic "save before compiling" and then i
lost the dvi file too.
that was just to let you know... (and probably a backup
option would be a great feature - as someone already