Re: Mathematica crashed -- where did my notebook go?

*To*: mathgroup at smc.vnet.net*Subject*: [mg99131] Re: Mathematica crashed -- where did my notebook go?*From*: David Bailey <dave at removedbailey.co.uk>*Date*: Tue, 28 Apr 2009 04:43:54 -0400 (EDT)*References*: <gt3evs$i7v$1@smc.vnet.net>

Bob F wrote: > Mathematica just crashed on me in the middle of writing a program, and > of course everything I had done is gone. Is there any temporary file > or anything still left on the disk that contains anything of what I > was working on at the time of the crash? I tried to do a bit of > investigating, but could not see any open files that exist while > working on a new notebook, so where does Mathematica put everything I > type into a notebook until I save it? > > If it doesn't write anything to a file - why not? My gosh, this > happens often enough to people all over the world, that I would think > that Wolfram would have some sort of recovery mechanism built in, but > I haven't found anything so far. How many times have customers asked > for something like this? How many people think the same thing when > this happens? My guess is a quite a few. > > So Wolfram -- add this to your list of things to put in the next > version -- your customers would truly appreciate not having to > recreate that program they had been working on for a couple of hours > when the crash occurred and they very quickly tell themselves -- Oh > CRVPPPPP!!! WHY DIDN'T I SAVE THAT FILE!!!!! > > Anything would be better than nothing -- why not use the disk to write > the new notebook contents to while it's being developed. Yes I should > have known that a crash was imminent, but my crystal ball is in the > shop getting a new LED display installed ;-) > > If this has happened to you and you wished that Wolfram had some sort > of recovery mechanism, please add your 2 cents to this post and let > Wolfram know how important, we the customers, think this is (or > isn't). > > -Bob > > ps -- this was on a Mac OS X 10.5.6 system with Mathematica version > 7.0.1 if it matters > I totally agree - this and an infinite undo would make Mathematica a lot more friendly. My impression is that since 6.0, frontend crashes (which destroy unsaved notebooks) have become more frequent - presumably because of all the extra complexities associated with the dynamic mechanism. David Bailey http://www.dbaileyconsultancy.co.uk