In this post, you’ll learn about the COBOL runtime Error Code 201 and the reason why you are receiving it
COBOL Error Code :
201
Reason for this Error in COBOL
I-O error in paging system (Fatal) -No room is available in your current directory or on the floppy disk which you are using, for the paging file. -When your program has terminated, delete any files which you no longer need from your directory to make room for the paging file, or insert a new floppy disk.