NAT5001: UNRECOGNIZABLECon-form CONTROL STATEMENT.

NAT5002: INVALID OR MISSING OPERAND INCon-form CONTROL STATEMENT.

NAT5003: INVALID NUMERIC OPERAND INCon-form CONTROL STATEMENT.

NAT5004: INVALID USAGE OF TEXT VARIABLE.

NAT5005: INVALID OR MISSING TEXT VARIABLE NAME.

NAT5006: SYNTAX ERROR DETECTED INCon-form '.SV' STATEMENT.

NAT5007: INVALID TEXT VARIABLE NAME.

NAT5008: ERROR SUBCLAUSE SYNTAX ERROR.

NAT5009: INPUT SUBCLAUSE SYNTAX ERROR (MEMBER SPECIFICATION).

NAT5010: INPUT SUBCLAUSE SYNTAX ERROR (LIBRARY SPECIFICATION).

NAT5011: on-form INPUT LINE EXCEEDS MAXIMUM LENGTH.

NAT5012: STARTING SUBCLAUSE SYNTAX ERROR.

NAT5013: ENDING SUBCLAUSE SYNTAX ERROR.

NAT5014: PROFILE SUBCLAUSE SYNTAX ERROR.

NAT5015: on-form INPUT LINE TOO LONG; HAS BEEN TRUNCATED.

NAT5016: ERROR DURINGCon-form REPORT OUTPUT.

NAT5017: on-form: NEGATIVE NUMERIC VALUE IS NOT PERMITTED.

NAT5018: on-form: VALUE EXCEEDS MAXIMUM LINE LENGTH.

NAT5019: on-form: LINE TOO LONG FOR BEING CENTERED.

NAT5020: on-form: ERROR IN BOX DEFINITION (.BX STATEMENT).

NAT5021: ERROR IN TEXT VARIABLE ASSIGNMENT.

NAT5022: MAXIMUM FIELD LENGTH OF TEXT VARIABLE EXCEEDED.

NAT5023: VALIDATION ERROR DURING TEXT VARIABLE ASSIGN./EXTRACT.

NAT5024: TEXT VARIABLE TO BE EXTRACTED WAS NOT PREVIOUSLY DEFINED.

NAT5025: FORMAT CONFLICT IN EXTRACTING FUNCTION.

NAT5026: on-form: TOO MANY INPUT SOURCES ARE BEING NESTED.

NAT5027: on-form: RECURSIVE NESTING OF INPUT SOURCES NOT ALLOWED.

NAT5028: on-form: NO TABULATOR SETTINGS ACTIVE.

NAT5029: ATTEMPT TO NEST TOO MANY INPUT LEVELS.

NAT5030: on-form: INVALID '.TB' CONTROL STATEMENT.

NAT5031: on-form: INVALID OPERAND IN '.PM' CONTROL STATEMENT.

NAT5032: on-form: INPUT BUFFER OVERFLOW DURING VARIABLE SUBSTIT.

NAT5033: TEXT VARIABLE NOT PREVIOUSLY DEFINED.

NAT5034: on-form: '.XF' STATEMENT WITHOUT PRECEDING '.TF'.

NAT5035: TEXT ELEMENT COULD NOT BE FOUND.

NAT5036: NO TEXT VARIABLE NAMES SPECIFIED IN '.XF' STATEMENT.

NAT5037: on-form: TITLE EXCEEDS MAXIMUM LINE LENGTH.

NAT5038: on-form: TEXT COLUMN WIDTH LESS THAN ZERO.

NAT5039: THERE ARE TOO MANY TEXT VARIABLES DEFINED.

NAT5040: on-form: CONTROL STATEMENT IS NOT (YET) IMPLEMENTED.

NAT5042: on-form: MAXIMUM HIERARCHY LEVEL IN T.O.C. EXCEEDED.

NAT5043: on-form: INVALID PARAMETER VALUE IN '.CH' STATEMENT.

NAT5044: on-form: MAXIMUM LENGTH OF AN INDEX ENTRY EXCEEDED.

NAT5047: Con-form: Nesting error

NAT5049: on-form: INVALID SEQUENCE OF CONTROL STATEMENTS.