COBOL Manual for TNS/E Programs (H06.08+, J06.03+)

Cause
A program in a user library references an external file.
441 (Error)
External data item not allowed in library object
Cause
A program in a user library references an external data item.
442 (Error)
Library object cannot contain a main program
Cause
A main program is in a user library.
443 (Error)
Library object can only contain initial programs
Effect
A program that is not an initial program is in a user library.
444 (Error)
Embedded programs are not allowed in library object
Cause
An embedded program is in a user library.
445 (Error)
Global data item not allowed in library object
Cause
A data item with the GLOBAL attribute is in a user library.
446 (Error)
COLLATING SEQUENCE clause not allowed in library
Cause
A program in a COPY library or user library has a PROGRAM COLLATING SEQUENCE clause
in its Environment Division.
447 (Error)
Global file not allowed in library object
Cause
A file whose COBOL file name has the GLOBAL attribute is in a user library.
448 (Error)
EXTENDED-STORAGE not allowed in library object
Cause
A program with an EXTENDED-STORAGE section is in a user library.
450 (Error)
COBOLSPOOLOPEN allowed only in old environment
Message List 1167