Skype for Business MS-Diagnostic Errors

skype-for-businessHere are the description of MS-Diagnostic Errors you may see in Skype for Business logs when troubleshooting.

The following table details what string is displayed in the SIP protocol client, depending upon what ms-diagnostic error is received for a given mode.

Note that the following placeholder is used in these messages:

§ [user name] is used in place of an actual user name.

§ [client name] is used in place of the name of the SIP protocol client

Mode Error ID Error Message Additional Information Diagnostic reason
IM 0 This message was not delivered to [user name] because the service is not available. Server internal error.
IM 1 [user name] could not be reached and this message was not delivered. Service unavailable.
Conference 4 The network is busy. Cannot join the meeting. Insufficient bandwidth to establish session. Do not attempt re-route.
Conference 4 Cannot add [user name] to the meeting because network is busy. Insufficient bandwidth to establish session. Do not attempt re-route.
Voice 4 Could not complete the call because the network is busy. Try again later. Insufficient bandwidth to establish session. Do not attempt re-route.
Voice 4 Cannot complete the transfer. Transfer failed because the network is busy. Please try again later. Insufficient bandwidth to establish session. Do not attempt re-route.
Voice 4 Could not add video because the network is busy. Try again later. Insufficient bandwidth to establish session. Do not attempt re-route.
Voice 5 This call may take longer to connect because the network is busy. Some functionality may be reduced. This call may take longer to connect because the network is busy. Some functionality may be reduced. Insufficient bandwidth to establish session. Attempt PSTN re-route.
Conference 1003 This online meeting cannot be found. This online meeting cannot be found on the server. Please check the meeting identifier and try again. User does not exist.
Conference 1003 [user name] cannot be found. Please check the address and try again. User does not exist.
IM 1003 [user name] could not be found and this message was not delivered: User does not exist.
Voice 1003 Cannot locate [user name]. There may be an error in the address. Check the address and then try again. User does not exist.
Voice 1003 Cannot complete the transfer. This phone number or address is incorrect, or it is outside of your organization and is not federated with your company. Please contact your support team with this information. User does not exist.
Conference 1004 [user name] did not respond to the invitation. Route set is no longer valid.
Sharing 1004 Sharing ended due to network issues. Try again later. Route set is no longer valid.
Conference 1005 Cannot join this meeting from outside your organization. Cannot join the meeting because the meeting organizer is outside of your organization and is not federated with your company. Or, the meeting information may be incorrect. Please contact your support team with this information. Cannot route to destination domain.
Conference 1005 Cannot reach [user name]. The address is incorrect or this person is outside your company and not federated. Please contact your support team with this information. Cannot route to destination domain.
IM 1005 This message was not delivered to [user name] because the address is outside of your organization and is not federated with your company, or the address is incorrect. Please contact your support team with this information. Cannot route to destination domain.
Sharing 1005 [user name] did not receive your sharing invitation. [user name] did not receive your sharing invitation because the address is incorrect or this person is outside your company and not federated. Please contact your support team with this information. Cannot route to destination domain.
Voice 1005 Cannot locate [user name]. This phone number or address is incorrect, or it is outside of your organization and is not federated with your company. Please contact your support team with this information. Cannot route to destination domain.
Sharing 1007 Screen sharing cannot connect to the server now. Screen sharing cannot connect to the server now. Please wait and try again. If this issue continues, contact your support team with this information. Temporarily cannot route.
Conference 1008 Cannot join this meeting from outside your organization. Cannot join the meeting because the meeting organizer is outside of your organization and is not federated with your company. Or, the meeting information may be incorrect. Please contact your support team with this information. Unable to resolve DNS SRV record.
Conference 1008 Cannot reach [user name]. The address is incorrect or this person is outside your company and not federated. Please contact your support team with this information. Unable to resolve DNS SRV record.
IM 1008 This message was not delivered to [user name] because the address is outside of your organization and is not federated with your company, or the address is incorrect. Please contact your support team with this information. Unable to resolve DNS SRV record.
Sharing 1008 [user name] did not receive your sharing invitation. [user name] did not receive your sharing invitation because the address is incorrect or this person is outside your company and not federated. Please contact your support team with this information. Unable to resolve DNS SRV record.
Voice 1008 Cannot locate [user name]. This phone number or address is incorrect, or it is outside of your organization and is not federated with your company. Please contact your support team with this information. Unable to resolve DNS SRV record.
Voice 1008 Cannot complete the transfer. This phone number or address is incorrect, or it is outside of your organization and is not federated with your company. Please contact your support team with this information. Unable to resolve DNS SRV record.
Conference 1009 Cannot join this meeting from outside your organization. Cannot join the meeting because the meeting organizer is outside of your organization and is not federated with your company. Or the meeting information may be incorrect. Please contact your support team with this information. No match for domain in DNS SRV results.
Conference 1009 Cannot reach [user name]. The address is incorrect or this person is outside your company and not federated. Please contact your support team with this information. No match for domain in DNS SRV results.
IM 1009 This message was not delivered to [user name] because the address is outside of your organization and is not federated with your company, or the address is incorrect. Please contact your support team with this information. No match for domain in DNS SRV results.
Sharing 1009 [user name] did not receive your sharing invitation. [user name] did not receive your sharing invitation because the address is incorrect or this person is outside your company and not federated. Please contact your support team with this information. No match for domain in DNS SRV results.
Voice 1009 Cannot locate [user name]. This phone number or address is incorrect, or it is outside of your organization and is not federated with your company. Please contact your support team with this information. No match for domain in DNS SRV results.
Voice 1009 Cannot complete the transfer. This phone number or address is incorrect, or it is outside of your organization and is not federated with your company. Please contact your support team with this information. No match for domain in DNS SRV results.
Voice 1011 The call could not be completed. Please try again later. Ms-diagnostics header not provided by previous hop.
Conference 3026 Cannot join the meeting as an anonymous attendee. Cannot join the meeting because unauthenticated users are not allowed. Contact the meeting leader for more information. Conference does not allow anonymous users.
Conference 3027 You do not have permission to join this meeting. Cannot join the meeting because you do not have permission. Please contact the meeting leader for more information. User not allowed in closed conference.
Conference 3028 Cannot join the meeting as an anonymous attendee. Cannot join the meeting. Joining as an unauthenticated user is not supported. Contact your support team for more information. Anonymous access disabled globally.
Conference 3032 This online meeting cannot be found. This online meeting cannot be found on the server. Please check the meeting identifier and try again. Conference does not exist.
Conference 3033 The conferencing service did not respond. Please wait and try again. The C3P transaction timed out.
Sharing 3033 The conferencing service did not respond. Please wait and try again. The C3P transaction timed out.
Conference 3040 The meeting you are trying to join has ended. The meeting you are trying to join has ended or does not exist. Contact your support team with this information. Conference is not active.
Conference 3041 Cannot join the meeting due to user permissions. The information provided to the conferencing service was incorrect, or you may not have permission to join the meeting. Contact your support team with this information. Unknown participant.
Conference 3043 Cannot join the meeting. The meeting is not configured to allow people to join. Contact the meeting organizer for more information. The organizer policy is not configured or is invalid.
Conference 3044 Cannot join the meeting as an anonymous attendee. Cannot join the meeting because unauthenticated users are not allowed. Contact the meeting leader for more information. Anonymous access is not allowed.
Conference 3097 The conferencing service did not respond. Please wait and try again. No MCU is available via the MCU factory.
IM 3097 [user name] could not be reached and this message was not delivered: No MCU is available via the MCU factory.
Sharing 3097 Screen sharing cannot connect to the server now. Screen sharing cannot connect to the server now. Please wait and try again. If this issue continues, contact your support team with this information. No MCU is available via the MCU factory.
Voice 3097 Call was unsuccessful. The conferencing service is not available. Please wait and try again. If this problem continues, contact your support team. No MCU is available via the MCU factory.
Conference 3098 The conferencing service did not respond. Please wait and try again. No MCU factory available.
Conference 3099 Cannot connect to this type of online meeting. This meeting is not configured to allow people to join. Contact the meeting organizer for more information. The requested media is not configured for this conference.
Conference 3100 Meeting is full. Cannot connect to the meeting because it is full. Contact the meeting leader for more information. Maximum participant count for this meeting has been exceeded.
Conference 3100 Cannot invite [user name] because the meeting is full. Maximum participant count for this meeting has been exceeded.
Sharing 3108 Screen sharing cannot connect to the server now. Screen sharing cannot connect to the server now. Please wait and try again. If this issue continues, contact your support team with this information. MCU is unreachable.
Sharing 3109 Screen sharing cannot connect to the server now. Screen sharing cannot connect to the server now. Please wait and try again. If this issue continues, contact your support team with this information. The request was sent to the MCU but the C3P transaction timed out.
Sharing 3110 Sharing is disabled. The MCU rejected addConference request. This usually indicates a misconfiguration.
Conference 3113 A presenter has ended the meeting. Conference terminated – deleted.
Conference 3114 The meeting ended because the hosts have left. Conference terminated – Enterprise user absent.
Conference 3115 This meeting was ended due to inactivity. Conference terminated – inactivity.
Conference 3116 A presenter has ended the meeting. Conference terminated – organizer ended session.
Sharing 3116 A presenter has ended the meeting. Conference terminated – organizer ended session.
Conference 3118 You were removed from the meeting. A presenter has removed you from the meeting. For more information, please contact the meeting organizer or a presenter. Participant removed.
Sharing 3118 You were removed from the meeting. A presenter has removed you from the meeting. For more information, please contact the meeting organizer or a presenter. Participant removed.
Conference 3119 You were not admitted into the meeting. Participant denied.
Conference 3120 Call was disconnected. The call was disconnected because the audio ended. This can happen if there are delays in the network. Try logging out of Participant session expired.
IM 3122 This message may not have been delivered to [user name] because there was no response from the server. The C3P request sent to the MCU failed.
Sharing 3122 Screen sharing cannot connect to the server now. Screen sharing cannot connect to the server now. Please wait and try again. If this issue continues, contact your support team with this information. The C3P request sent to the MCU failed.
Conference 3138 The subject line is too long. The online meeting cannot be created because the subject is too long. Please shorten the subject and try again. The requested conference subject exceeds the maximum length.
Conference 3181 Meeting permissions are preventing you from joining. The permissions set for this meeting require you to end your audio call before you can join by using the meeting link. Please hang up and then click the meeting link again. Once you have joined the meeting, you may call to join audio again if you need to. Rich join is not allowed for lobby bypassed user.
Voice 4002 Cannot complete the call. There is more than one contact with your phone number. If you cannot resolve this problem, contact your support team with this information. Multiple users associated with the source phone number.
Voice 4004 The provided credentials are not authorized by the server. Credentials provided are not authorized to act as specified from URI.
Voice 4009 Cannot contact [user name]. There is more than one contact with the same phone number. Try calling again. If you still cannot complete the call, contact your support team with this information. Multiple users associated with the destination phone number.
Conference 5001 The conferencing service did not respond. Please wait and try again. Request timed out.
Conference 5001 Cannot reach [user name]. Try again later. Request timed out.
IM 5001 This message may not have been delivered to [user name] because there was no response from the server. Request timed out.
Voice 5001 Call was unsuccessful. The server timed out. Wait and try again. If the problem continues, contact your support team with this information. Request timed out.
Conference 5026 The conferencing service did not respond. Please wait and try again. Request was sent to Callee Client but it timed out.
Conference 5026 Cannot reach [user name]. Try again later. Request was sent to Callee Client but it timed out.
IM 5026 This message may not have been delivered to [user name] because there was no response from the server. Request was sent to Callee Client but it timed out.
Voice 5026 Call was unsuccessful. The server timed out. Wait and try again. If the problem continues, contact your support team with this information. Request was sent to Callee Client but it timed out.
IM 6000 [user name] could not be reached and this message was not delivered: SIP request send failed.
Conference 6001 [user name] did not respond to the invitation. Request time-out.
IM 6001 [user name] could not be reached and this message was not delivered: Request time-out.
IM 6002 [user name] could not be reached and this message was not delivered: Dialog/Transaction does not exist.
IM 6004 The message was not delivered. [user name] is signed in to a device that cannot receive messages. Media type is not supported.
IM 6005 This message was not delivered to [user name] because the service is not available: Invite session is not set up.
IM 6006 This message was not delivered to [user name] because the service is not available: MCU is shutting down.
IM 6007 This message was not delivered to [user name] because the service is not available: Conference URI not present in request.
IM 6008 This message was not delivered to [user name] because the service is not available: Conference represented by a conference URI does not exist.
IM 6009 This message was not delivered to [user name] because it is too large: Message has exceeded maximum allowed length.
IM 6010 You are not authorized to send messages to [user name]. This message was not delivered: Authorization failure.
IM 6011 [user name] could not be found and this message was not delivered: User not found.
IM 6012 [user name] could not be found and this message was not delivered: Participant is not expected to be incoming.
IM 6013 This message was not delivered to [user name] because the service is not available: Conference is terminated.
IM 6014 This message was not delivered to [user name] because the service is not available: Unexpected INVITE or reINVITE request.
IM 6015 This message was not delivered to [user name] because this type of content could not be received: SDP is not acceptable.
IM 6017 This message was not delivered to [user name] because it is too large: INFO body has exceeded maximum allowed length.
IM 6024 [user name] cannot receive messages in the format you used. This message was not delivered: Message does not contain a format acceptable to the client.
Conference 7012 Cannot start the online meeting due to encryption issues. The conferencing service does not support the type of content encryption you are using. Contact your support team for more information. Cannot support media encryption required by client.
Voice 7012 Cannot start the online meeting due to encryption issues. The conferencing service does not support the type of content encryption you are using. Contact your support team for more information. Cannot support media encryption required by client.
Voice 7013 Cannot connect to the online meeting. The conferencing requires content encryption to join the meeting. Contact your support team with this information. SRTP-encrypted media required to join.
Voice 10006 Cannot connect the call due to a server error. Please try again Proxy-side media negotiation failed.
Voice 10009 The server is not responding or cannot be reached. Please try your call again later. Mediation server is shutting down.
Voice 10400 The call cannot be completed as dialed. The call cannot be completed as dialed. Verify the dialing rules for your organization and try again. Gateway responded with 400 Bad Request.
Voice 10503 The server cannot forward the call. Please try again. Gateway responded with 503 Service Unavailable.
Voice 12000 The call could not be completed. Please try again later. The call could not be completed because of a busy network. Please try again later. Routes available for this request but no available gateway at this point.
Voice 12001 Your organization does not support calling this number. User policy does not contain phone route usage.
Conference 12013 Conference does not permit unauthenticated users to join from or dial out to another device. Conference dial outs from anonymous users disallowed.
Voice 12013 Conference does not permit unauthenticated users to join from or dial out to another device. Conference dial outs from anonymous users disallowed.
Conference 13002 [user name] cannot be reached and may be offline. The routing rules did not result in a final response.
Voice 13002 [user name] is unavailable or may be offline. The routing rules did not result in a final response.
Voice 13002 Cannot complete the transfer. Call was not transferred because [user name] cannot be reached and may be offline. The routing rules did not result in a final response.
Conference 13010 The network is busy. Cannot join the meeting. Target rejected call because of bandwidth congestion.
Conference 13010 Cannot add [user name] to the meeting because network is busy. Target rejected call because of bandwidth congestion.
Voice 13010 Could not complete the call because the network is busy. Try again later. Target rejected call because of bandwidth congestion.
Voice 13010 Cannot complete the transfer. Could not complete the call because the network is busy. Try again later. Target rejected call because of bandwidth congestion.
Voice 14005 Unable to place call. Please check the number and try again. Could not find profile in internal lookup.
Conference 14010 Call was not completed or has ended. Cannot complete the call. To correct this problem you may need to provide an area code, a number to access an outside phone line, or a number to dial long distance. If you cannot resolve this problem, your system administrator may need to change the geographic location on your user account or update the company dialing rules. Unable to find an exact match in the rules set.
Conference 14010 Cannot reach [user name]. The address is incorrect or this person is outside your company and not federated. Please contact your support team with this information. Unable to find an exact match in the rules set.
Voice 14010 Please check the number and try again. The format of the number you dialed is not valid. Examples of valid dialing formats are as follows:

1+(555) 555-0123

(555) 555-0123

9+1+(555) 555-0123

011+ 12 34 56 78 99

If you continue to be unable to successfully make a call, please contact your support team.

Unable to find an exact match in the rules set.
IM 16002 This message was not delivered to [user name] because the message contents are restricted by policy. For more information, contact your system administrator. Policy disallows message contents.
Sharing 21002 Attendees not allowed to share in this conference. Attendees cannot share in this conference.
Sharing 21003 Sharing failed to connect due to network issues. Try again later. Sharing failed to connect because of network issues. Try again later. The media connection with the client was lost.
Sharing 21004 This sharing has ended because another type of sharing has started. A presenter has started sharing content.
Sharing 21005 Application sharing ended because you joined from another client. This user has joined the conference from another endpoint.
Sharing 21006 Application sharing failed because media failed to set up correctly. The RDP connection failed to establish.
Sharing 21007 Application sharing ended because the application sharing conference has ended. User removed because of conference ending.
Sharing 21008 Application sharing ended because the server is shutting down. The Application Sharing Conferencing Service is shutting down.
Sharing 21012 Sharing failed to connect due to network issues. Try again later. Sharing failed to connect because of network issues. Try again later. The media connection with the client was lost.
Voice 25001 This call may take longer to connect because the network is busy. Some functionality may be reduced. This call may take longer to connect because the network is busy. Some functionality may be reduced. Retrying via PSTN because of bandwidth congestion.
Voice 26014 Cannot complete the call because you are no longer an agent for [user name]. User not authorized to make outbound call on behalf of the Response Group.
Voice 26019 Service is temporarily unavailable. Response Group settings found but is not active.
Voice 35000 No call is parked at this number. The number dialed is used for retrieving parked calls. No call is currently parked at this number. The call may have been retrieved or it may have ended. If not trying to retrieve a parked call or know that the parked call is still parked, please check the number and try again. Orbit not found.
Voice 35002 Cannot park call right now. Please try again later. No orbits are available.
Voice 35007 Cannot park call right now. Please try again later. Park request failed. Cannot establish a connection between the Call Park application and the parkee.
Voice 35015 The call was ended while it was on hold. Park time expired. terminating parkee call leg.

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