Global iSeries™ Access return codes

4000    CWB_USER_CANCELLED_COMMAND
          Command cancelled by user.
4001    CWB_CONFIG_ERROR
          A configuration error has occurred.
4002    CWB_LICENSE_ERROR
          A license error has occurred.
4003    CWB_PROD_OR_COMP_NOT_SET
          Internal error due to failure to properly register and use a
          product or component.
4004    CWB_SECURITY_ERROR
          A security error has occurred.
4005    CWB_GLOBAL_CFG_FAILED
          The global configuration attempt failed.
4006    CWB_PROD_RETRIEVE_FAILED
          The product retrieve failed.
4007    CWB_COMP_RETRIEVE_FAILED
          The computer retrieve failed.
4008    CWB_COMP_CFG_FAILED
          The computer configuration failed.
4009    CWB_COMP_FIX_LEVEL_UPDATE_FAILED
          The computer fix level update failed.
4010    CWB_INVALID_API_HANDLE
          Invalid request handle.
4011    CWB_INVALID_API_PARAMETER
          Invalid parameter specified.
4012    CWB_HOST_NOT_FOUND
          The server is inactive or does not exist.
4013    CWB_NOT_COMPATIBLE
          Client Access program or function not at correct level.
4014    CWB_INVALID_POINTER
          A pointer is NULL.
4015    CWB_SERVER_PROGRAM_NOT_FOUND
          The server application not found.
4016    CWB_API_ERROR
          General API failure.
4017    CWB_CA_NOT_STARTED
          Client Access has not been started.
4018    CWB_FILE_IO_ERROR
          Record could not be read.
4019    CWB_COMMUNICATIONS_ERROR
          A communications error occurred.
4020    CWB_RUNTIME_CONSTRUCTOR_FAILED
          The C Run-time contstructor failed.
4021    CWB_DIAGNOSTIC
          Unexpected error. Record the message number and data in the
          message and contact IBM Support.
4022    CWB_COMM_VERSION_ERROR
          Data queues will not run with this version of communications.
4023    CWB_NO_VIEWER
          The viewer support for Client Access/400 was not installed.
4024    CWB_MODULE_NOT_LOADABLE
          A filter DLL was not loadable.
4025    CWB_ALREADY_SETUP
          Object has already been set up.
4026    CWB_CANNOT_START_PROCESS
          Attempt to start process failed. See other error code(s).
4027    CWB_NON_REPRESENTABLE_UNICODE_CHAR
          One or more input UNICODE characters have no representation in the
          code page that is being used.
8998    CWB_UNSUPPORTED_FUNCTION
          The function is unsupported.
8999    CWB_INTERNAL_ERROR
          An internal error occurred.
Related reference
iSeries Access for Windows Communications and Security APIs