>>>Does it only happen to those VFP files residing on the IDE media (not copies of those files that can be made onto removable media before the system is shut down)?
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>>If you copy the file to some place else the copy is trashed also. The only way to force it being correctly written seems to be Ziping the file.
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>This is very strange. It seems very unlikely that the OS is somehow searching out the second copy (and third and fourth ?) and trashing it when it goes down or comes back up. So the file must be incomplete as it stands and then is never properly completed.
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>A way to test this hypothesis would be to copy the file to another place and then down the system properly. The original would be fine but the copy should be trashed.
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>Peter

That is the test i've done and 10 out of 10 times, both copies are trashed.