条件中にNOTを連続して指定できません.
例題
[P2599.cob] 000001 IDENTIFICATION DIVISION. 000002 PROGRAM-ID. P2599. 000003 ENVIRONMENT DIVISION. 000004 DATA DIVISION. 000005 WORKING-STORAGE SECTION. 000006 01 WNUM PIC S9(4) BINARY. 000007 PROCEDURE DIVISION. 000008 IF NOT 000009 NOT WNUM EQUAL TO 12 THEN 000010 DISPLAY "OK" 000011 END-IF 000012 END PROGRAM P2599.
P2599.cob 9: JMN2599I-S 条件中にNOTを連続して指定できません.