NAT5951: EPS5951 Print Server not active.

NAT5952: EPS5952 No line specified for WRITE report.

NAT5953: EPS5953 Invalid object type.

NAT5954: EPS5954 "SYSDEF" record missing.

NAT5955: EPS5955 Invalid command data.

NAT5956: EPS5956 Invalid destination data.

NAT5957: EPS5957 Invalid data on system defaults.

NAT5958: EPS5958 Error in CLIST record.

NAT5959: EPS5959 Error in LOG record.

NAT5960: Internal error - invalid function code (NOMPUT-N).

NAT5961: Internal error - report not opened.

NAT5962: Internal error - error during compression of print line.

NAT5963: Internal error - invalid CC type specification.

NAT5964: Internal error - invalid source type specification.

NAT5965: Internal error - invalid NAF DBID.

NAT5966: Internal error - invalid NAF FNR.

NAT5967: Internal error - invalid logical printer number (1-31).

NAT5968: Internal error - invalid User ID specification.

NAT5969: Internal error - invalid PROGRAM specification.

NAT5970: Internal error - invalid LIBRARY specification.

NAT5971: Internal error - invalid LPF specification.

NAT5972: Internal error - invalid function code (NOMPUTQN).

NAT5973: NOM control record missing.

NAT5974: FSPOOL not defined in the NOM monitor defaults.

NAT5975: Internal error - error during CMMPP call.

NAT5981: Invalid value specified (BLKCTRL/BLKSIZE/LRECL).

Text	ESY5981 Invalid value specified (BLKCTRL/BLKSIZE/LRECL).
Expl.	Invalid value for BLOCK CONTROL, BLOCK SIZE or RECORD LENGTH specified.
Actn.	Please correct error.

NAT5982: Error during use of ISAM-key.

Text	ESY5982 Error during use of ISAM-key.
Expl.	Possible reasons: - duplicate key detected for DUPEKY=NO - key must be generated, but KEYLEN is greater than 8 bytes or no default KEYPOS - key length of file is greater than 253 bytes - key not found in ISAM-file - no key supplied for UPDATE-INPLACE=YES - invalid key sequence detected
Actn.	Please check parameters or file attributes.

NAT5983: :1: not supported by :2:.

Text	ESY5983 :1: not supported by :2:.
Expl.	Various functions are not supported in special modes. E.g. view EVENTING is only available in MULTI USER MODE for BS2000. Error text "SINGLE USER MODE not supported by EVENTING" occurs.
Actn.	No action possible.

NAT5984: Server is not authorized to access.

Text	ESY5984 Server is not authorized to access.
Expl.	ESY Server Task is not authorized to access various objects with protection attributes, which not allows access for $TSOS.
Actn.	No action possible.

NAT5985: Access to tape file not allowed.

Text	ESY5985 Access to tape file not allowed.
Expl.	Access to tape file was requested, but parameter TAPES=NO is specified in ESY startup file.
Actn.	Please contact your ESY Administrator.

NAT5986: No or not enough space for :1:.

Text	ESY5986 No or not enough space for :1:.
Expl.	Various startup parameter sizes are exceeded. See variable text for details.
Actn.	Please contact your ESY Administrator.

NAT5987: Job Variable already exists.

Text	ESY5987 Job Variable already exists.
Expl.	An existing job variable cannot be allocated again.
Actn.	Please check your input values.

NAT5988: Invalid task type detected.

Text	ESY5988 Invalid task type detected.
Expl.	Task type must have a value between 1 and 7.
Actn.	Correct program.

NAT5989: Invalid ELEMENT specification.

Text	ESY5989 Invalid ELEMENT specification.
Expl.	Element name must be unique.
Actn.	Correct element name.

NAT5990: Field RECORD not found in format buffer.

Text	ESY5990 Field RECORD not found in format buffer.
Expl.	An attempt was made to read a record without specifying the RECORD field.
Actn.	Supply field RECORD in program.

NAT5991: Unknown product.

Text	ESY5991 Unknown product.
Expl.	An invalid PRODUCT value was specified.
Actn.	Specify valid product code.

NAT5992: Requested job variable not found.

Text	ESY5992 Requested job variable not found.
Expl.	The requested job variable is not cataloged.
Actn.	No action required.

NAT5993: Cannot open file.

Text	ESY5993 Cannot open file.
Expl.	An open request failed.
Actn.	No action required.

NAT5994: File not on volume.

Text	ESY5994 File not on volume.
Expl.	The requested dataset is not on the specified volume.
Actn.	No action is required.

NAT5995: File not in catalog.

Text	ESY5995 File not in catalog.
Expl.	The dataset is not cataloged.
Actn.	Specify VOLSER, or catalog dataset.

NAT5996: Volume not online.

Text	ESY5996 Volume not online.
Expl.	The specified volume is currently not available.
Actn.	Contact operator or systems programmer.

NAT5997: Data set is not PDS or sequential.

Text	ESY5997 Data set is not PDS or sequential.
Actn.	No action is required.

NAT5998: MEMBER not found.

Text	ESY5998 MEMBER not found.
Expl.	The requested member was not found.
Actn.	No action is required.

NAT5999: ENTIRE SYSTEM SERVER node :1: not active.

Text	ESY5999 Entire System Server node :1: not active.
Actn.	Contact operator or systems programmer.