WE072: Invalid value value for REC_DELIMITER command in group number, groupname.

The syntax of this command is:
Restriction: This topic applies to Windows environments only.
REC_DELIMITER = { xx | <ascii> };

where xx is a character string delimiter and ascii is an ASCII decimal code. The angled brackets around the ASCII code are required. Be sure not to use a character found in your data as your delimiter. For example, do not use a comma as the delimiter if your data contains numeric fields grouped with a comma.