Sergey,
Thanks for the insight. I'm a bit baffled since these three line immediately preceed the SCAN ... ENDSCAN where the problem occurs.

cAlias		= ALIAS()
COPY STRU EXTE TO (cStru)
USE (cStru) IN 0 ALIAS curStruct EXCL

I'm trying to enhance John Koziel's LS utility. You were kind enough to send me the source code for version 1.5 last year.


>You could get this error if cAlias references table/view that doesn't exists in the current database.
>
>>
>>The following two lines of code:
>>

>>cFieldCap = DBGETPROP(cAlias+"."+ALLTRIM(curStruct.field_name),"FIELD","Caption")
>>cFieldComm = DBGETPROP(cAlias+"."+ALLTRIM(curStruct.field_name),"FIELD","Comment")
>>