In this post, you’ll learn about the COBOL runtime Error Code 156 and the reason why you are receiving it
COBOL Error Code :
156
Reason for this Error in COBOL
Too many parentheses in compute statement (Fatal) -You have coded a COMPUTE statement which is too complex for your system to handle successfully. -You should recode your program. We strongly advise you to break the relevant COMPUTE statement into a number of simpler statements.