Q. Error message that includes the clause "opening file DATA\WI " or "opening file DATA\WA ".
A. REASON:- Damaged files cause by improper shutdown.
SOLUTIONS:
Delete all the files with that name and any extension in the DATA
folder of EasyEst usually under C:\EST93 Estimator will automatically regenerate those files.
For instance, if the error indicating "DATA\WI", you
would need to delete WI.DBF, WI.CDX and WI.FPT from the "DATA"
subdirectory/folder.