CALL USING argument OMITTED is not valid on a CALL with a LINKAGE of PGM.
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Cause . . . . . : A CALL statement contained an OMITTED argument with an implicit or explicit linkage of PGM. OMITTED is allowed only on a CALL with an implicit or explicit linkage of PRC or SYS.
Recovery . . . : Remove the OMITTED argument or change the linkage of the CALL statement.