COBOL Runtime Error Code – 066 Attempt to add duplicate record key to i

AbundantCode 5 days ago in COBOL 0

In this post, you’ll learn about the COBOL runtime Error Code 066 and the reason why you are receiving it

COBOL Error Code :

066

Reason for this Error in COBOL

Attempt to add duplicate record key to indexed file (Fatal) -You have tried to add a duplicate key for a key which you have not defined as being able to have duplicates. -As this error implies that your program logic contains a mistake, you probably should recode.

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