This is late in the thread, but while doing a search I encountered a thread started by Evan Delay, who may have been experiencing the same problem you've been seeing:
Various False Errors with VFP9SP1 OLEDB and .NET2 Thread #
1095080 Message #
1099769At the end I suggested checking MDAC versions. If you haven't already done this it might be worth looking at.
Regards. Al
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