>D'you know, I'm sure I've asked this before, but I can't find any trace of the message. Also I'm sure this has been asked before, so sorry for the repeat.
>
>Every so often, when editing a form, and closing it (either by ! - save changes?, or just by close - save changes?) the damned error message comes up "File is not open". Whether I try to save or cancel, makes no difference, the changes aren't saved, and quite often many of the form's methods are walked all over by gobbledygook (even worse than my code :-), rendering the form useless.
>
>Now this happened to me yesterday and again today, but hasn't happened in ages. Yesterday my form got off lightly, with no damage - today it was ruined.
>
>What the hell causes this, and does it happen to others occasionally?
>
>This has occured in different versions of VFP, on different m/cs and diff. OS's.
>
>Terry

Are your source files on a network drive ? I used to get this until I realised that I had a dud NIC - I've never had it happen when editing files on a local hard disk.