System Configuration Interface Error Codes Returned by the CTI Platform

**Table 1** VDN
Error Code	Description
120501	The number of agents who concurrently sign in exceeds the maximum.
120502	The number of concurrent voice calls exceeds the maximum.
120503	The number of concurrent web calls exceeds the maximum.
120504	The number of concurrent outbound calls exceeds the maximum.
120505	The number of CP conference participants exceeds the maximum.
120506	The number of video agents who concurrently sign in exceeds the maximum.
120507	The calling number cannot have any inclusion relationship.
120508	The calling number prefix cannot be empty.
120509	By default, the calling number starts with the restricted prefix.
120510	The VDN name must be unique.
120511	The VDN name cannot be the same as the VDN group name.
120512	The agent ID range of the VDN cannot be the same as that of another VDN.
120513	The OBS referenced by the VDN does not exist.
120514	The distributed resource referenced by the VDN does not exist.
120515	The data source referenced by the VDN does not exist.
120516	The IVR referenced by the VDN does not exist.
120517	If no recording system is specified in the basic RMS information configuration, only Huawei ACD recording can be configured for the current VDN.
120519	The distributed node used for VDN forcible self-recording is not allocated to the VDN.
120520	The system access code referenced by the VDN does not exist.
120521	The VDN does not support the email and fax call types, but system access codes of the email or fax call type are allocated to the VDN.
120522	The VDN does not support the web call type, but system access codes of the web call type are allocated to the VDN.
120523	The system access code allocated to the VDN has been allocated to another VDN.
120524	The system access code allocated to the VDN has been allocated to a VDN group.
120525	The IVR data source is not any VDN or third-party data source allocated to the VDN.
120526	The default IVR data source is not any VDN or third-party data source allocated to the VDN.
120527	The VDN is referenced by the local CCP client and cannot be deleted.
120528	After agent hang-up transfer is enabled, a prompt tone needs to be played after a call is transferred back to an agent. Therefore, the prompt tone parameter must be set.
120529	The VDN administrator ID must be within the configured agent ID range.
120530	The drive letter referenced by the VDN does not exist.
120531	The access code in the basic VDN information is not allocated to the VDN.
120533	The agent ID range of the VDN must be unique.
120534	The CCS resource group referenced by the VDN does not exist.
120535	The agent ID range is in use and cannot be canceled.
120536	The length of the available VDN cannot be 0.
120537	The available VDNs cannot contain transferred-to VDNs.
120538	The number of transferable agent IDs is insufficient.
120539	Invalid multimedia license type.
120540	The multimedia license value is out of range.
120541	The maximum number of concurrent calls that can be handled by an agent ranges from 1 to 60.
120624	The new VDN interconnection password is the same as the old password.

**Table 2** Access code
Error Code	Description
120201	The system access code must be unique.
120202	The system access code is the same as a special routing access code.
120203	The system access code is the same as the network call access code of the NIRC.
120204	The system access code is referenced by a VDN and cannot be deleted.
120205	The system access code is referenced by a VDN group and cannot be deleted.