PDR0733S
Section, Line number, Column number; Function function: A file (filename) is being used improperly. The file can be used only for one type of operation.
What happened: You tried to use the same file in more than one function call, or you tried to change the search key for a lookup file. Section identifies the rule file that contains the errant function call. function identifies the function call and filename identifies the file that is used twice.
What to do: Make sure you are not using the same file for more than one type of function call. If necessary, copy the file to a different name and use that file name for the second function call.