In this post, you’ll learn about the COBOL runtime Error Code 229 and the reason why you are receiving it
COBOL Error Code :
Reason for this Error in COBOL
SORT/MERGE module does not support EXTERNAL using/giving files (Recoverable) -You have tried a SORT or MERGE operation which has USING/ GIVING files which are defined as EXTERNAL. The SORT/ MERGE module does not support USING/ GIVING files defined as EXTERNAL. -Recompile your program to use the callable SORT module (EXTSM).