The users tell me they have been exporting happily for several months (the same EXE has been in production since March). All of a sudden every folder on the network and the user's hard drive return an R as the...

what does the ADIR look like?


You are using VFP8, So You could in fact use TRY... CATCH to come over it whatever reason there is (and it would protect You from other error-sources like Disk full). Something like this

lcOutFile = Putfile(..)

if !...
endif

llSuccess = .T.

TRY
    copy to (lcOutFile) type XL5

CATCH to loError

    *-- deal with the error here, Messagebox or whatever
    llSuccess = .F.

ENDTRY


if ! llSuccess
    *-- maybe some additional stuff here

endif