>We have some routines written by an SBT consultant to import financial information from our order processing program into sbt.
>
>The routines access the tables outside of the SBT environment and we are getting a "g_retsdx.prg" not found error upon opening certain tables. The program is there in the root directory, but something else must be afoot.
>

SBT used some UDFs in indexes at one time - it sounds like you're running into that problem now. You need to locate the source or compiled code containing the UDF and make it available via SET PROCEDURE