7.4 Conferencing

Article
08/17/2021

The following table lists the conferencing ErrorIds, numbered 3000 – 3999, generated by the Lync front-end server for the current release.

ErrorId	Header	SIP Request, Response	Reason string


3000	ms-diagnostics	Response	Bad From in C3P Request.
3001	ms-diagnostics	Response	Bad To in C3P Request.
3002	ms-diagnostics	Response	Invalid Target User.
3003	ms-diagnostics	Response	The conference-entity supplied in the C3P request is invalid.
3004	ms-diagnostics-public	Response	The requested C3P command is not implemented.
3005	ms-diagnostics	Response	The request cannot target a MCU.
3006	ms-diagnostics	Response	Failed to parse the C3P request.
3007	ms-diagnostics	Response	AddUser C3P blob invalid.
3008	ms-diagnostics	Response	Access Method or Auth Method in C3P request is not acceptable.
3009	ms-diagnostics	Response	Malformed endpoint entity.
3010	ms-diagnostics	Response	Bad request without Session-Timer extension.
3011	ms-diagnostics	Response	Failed to process Ms-Mcu-Contact header.
3012	ms-diagnostics	Response	Invalid conference URI.
3013	ms-diagnostics	Response	Invalid MCU URI.
3014	ms-diagnostics	Response	Failed authorization.
3015	ms-diagnostics	Response	This meeting does not allow 3rd-party dial-out by attendees.
3016	ms-diagnostics	Response	The supplied role is invalid.
3017	ms-diagnostics	Response	Unknown presenter dial-out by attendees is not allowed.
3018	ms-diagnostics	Response	One or more joining methods are invalid. Exactly one method can be specified.
3019	ms-diagnostics	Response	Forbidden destination for anonymous user.
3020	ms-diagnostics	Response	Anonymous user targeting non-focus or non-MCU conference URI.
3021	ms-diagnostics	Response	The destination is not a conference URI, anonymous users are not authorized.
3022	ms-diagnostics	Response	Anonymous user targeting server without focus.
3023	ms-diagnostics	Response	Anonymous user unAuthorized.
3024	ms-diagnostics	Response	Anonymous user failed to authorize.
3025	ms-diagnostics	Response	Anonymous user not authorized.
3026	ms-diagnostics	Response	Conference does not allow anonymous users.
3027	ms-diagnostics-public	Response	User not allowed in closed conference.
3028	ms-diagnostics	Response	Anonymous access disabled globally.
3029	ms-diagnostics	Response	Anonymous user trying to establish SA multiple times.
3030	ms-diagnostics	Response	GetConferenceKeyHash failed.
3031	ms-diagnostics	Response	GetConferenceKeyHash timeout.
3032	ms-diagnostics-public	Response	Conference does not exist.
3033	ms-diagnostics	Response	The C3P transaction timed-out.
3034	ms-diagnostics	Response	Request received with no prior INVITE join Dialog.
3035	ms-diagnostics	Response	BYE without To Tag; dialog that does not exist, Rejecting with 481.
3036	ms-diagnostics	Response	Subscribe refresh for unknown dialog.
3037	ms-diagnostics	Response	Conference dialog does not exist.
3038	ms-diagnostics	Response	Info request received for unknown dialog - no To Tag.
3039	ms-diagnostics	Response	Update request received for unknown dialog.
3040	ms-diagnostics-public	Response	Conference is not active.
3041	ms-diagnostics	Response	Unknown participant.
3042	ms-diagnostics	Response	INVITE Join dialog is not active.
3043	ms-diagnostics	Response	The organizer policy is not configured or is invalid.
3044	ms-diagnostics	Response	Anonymous access is not allowed.
3045	ms-diagnostics	Response	The supplied media-type is invalid.
3046	ms-diagnostics	Response	MCU does not support dial-in via SIP INVITE.
3047	ms-diagnostics	Response	User already authorized. Operation not allowed.
3048	ms-diagnostics	Response	Internal Error: The response received from the MCU was unparseable.
3049	ms-diagnostics	Response	Internal Error: SerializeDialogID failed.
3050	ms-diagnostics	Response	Internal Error: Conf Leave sproc failed.
3051	ms-diagnostics	Response	Internal Error: IsKeepAliveEnabled Call failed.
3052	ms-diagnostics	Response	Internal Error: GetContentString failed.
3053	ms-diagnostics	Response	Internal Error: SerializeDialogContext failed.
3054	ms-diagnostics	Response	Internal Error: Failed to prepare for stateful processing.
3055	ms-diagnostics	Response	Internal Error: ConfJoinSproc failed.
3056	ms-diagnostics	Response	Internal Error: Failed to process join activation result.
3057	ms-diagnostics	Response	Internal Error: ConfJoinResultReader failed.
3058	ms-diagnostics	Response	Internal Error: GetConfLeaveResultReader failed.
3059	ms-diagnostics	Response	Internal Error: ConstructConfUri failed.
3060	ms-diagnostics	Response	Internal Error: Failed to schedule ConfMessageDispatcherSproc.
3061	ms-diagnostics	Response	Internal Error: Failed to get preprocess result rowset.
3062	ms-diagnostics	Response	Internal Error: getMcu failed.
3063	ms-diagnostics	Response	Internal Error: Send AddUser Command failed.
3064	ms-diagnostics	Response	Internal Error: Invalid MCU Contact Information received.
3065	ms-diagnostics	Response	Internal Error: ConfSubSproc failed.
3066	ms-diagnostics	Response	Internal Error: ConfSubscribeResultReader failed.
3067	ms-diagnostics	Response	Internal Error: GenerateConferenceRosterDoc failed.
3068	ms-diagnostics	Response	Internal Error: Subscribe Rowset ActionReader failed.
3069	ms-diagnostics	Response	Internal Error: ConfUpdateParticipant sproc failed.
3070	ms-diagnostics	Response	Internal Error: GetAuthenticationInfo failed.
3071	ms-diagnostics	Response	Internal Error: Cached Confuri not found in anonymous user SA.
3072	ms-diagnostics	Response	Internal Error: Anonymous user challenge failed.
3073	ms-diagnostics	Response	Internal Error: VerifyConfDigestCredentials failed.
3074	ms-diagnostics	Response	Internal Error while handling conferencing requests.
3075	ms-diagnostics	Response	Internal Error: InitializeParams for ConfInfoContext failed.
3076	ms-diagnostics	Response	Internal Error: Failed to generate C3P response.
3077	ms-diagnostics	Response	Internal Error: IntializeParams for ConfInvite failed.
3078	ms-diagnostics	Response	Internal Error: ProcessConfJoinInvite failed.
3079	ms-diagnostics	Response	Internal Error: ProcessConfMediaInvite failed.
3080	ms-diagnostics	Response	Internal Error: AddUser failed.
3081	ms-diagnostics	Response	Internal Error: Failed to Construct CallInfo header.
3082	ms-diagnostics	Response	Internal Error: ForwardRequestStatefully failed.
3083	ms-diagnostics	Response	Internal Error: Anonymous AuthorizeAndDispatch failed.
3084	ms-diagnostics	Response	Internal Error: Anonymous Authorize failed.
3085	ms-diagnostics	Response	Internal Error: InitializeParams for ConfServiceContext failed.
3086	ms-diagnostics	Response	Internal Error: Failed to construct C3P error response.
3087	ms-diagnostics	Response	Internal Error: Failed to get cert info.
3088	ms-diagnostics	Response	Internal Error: ProcessConfSubscribe failed.
3089	ms-diagnostics	Response	Internal Error: IntializeParams for ConfSubscribe failed.
3090	ms-diagnostics	Response	Internal Error: InitializeParams for ConfUpdate failed.
3091	ms-diagnostics	Response	Internal Error: ProcessConfUpdate failed.
3092	ms-diagnostics	Response	Internal Error: ConfQueryKeySproc failed.
3093	ms-diagnostics	Response	Internal Error: Query Conference Key rowset not found.
3094	ms-diagnostics	Response	Internal Error: GetKeyHashFromRemoteFocus failed.
3095	ms-diagnostics	Response	Internal Error: ComputeUserCredHash failed.
3096	ms-diagnostics	Response	Focus Logic not implemented.
3097	ms-diagnostics	Response	No MCU is available via the MCU factory.
3098	ms-diagnostics	Response	No MCU Factory Available.
3099	ms-diagnostics	Response	The requested media is not configured for this conference.
3100	ms-diagnostics	Response	Maximum participant count for this meeting has been exceeded.
3101	ms-diagnostics	Response	Batching is not supported.
3102	ms-diagnostics	Response	Invalid MCU information supplied.
3103	ms-diagnostics	Response	Invalid endpoint count in the message.
3104	ms-diagnostics	Response	The requested command requires that target user must be different from the source.
3105	ms-diagnostics	Response	The target user is not active and hence the requested command cannot be completed.
3106	ms-diagnostics	Response	The C3P message is parsable but it has one or more invalid elements or attributes that are not allowed in this context.
3107	ms-diagnostics	Response	C3P Internal Error.
3108	ms-diagnostics	Response	MCU is unreachable.
3109	ms-diagnostics	Response	The request was sent to the MCU but the C3P transaction timed out.
3110	ms-diagnostics	Response	The MCU rejected addConference request. This usually indicates a misconfiguration.
3111	ms-diagnostics	Response	MCU allocation is in progress. The request needs to be retried.
3112	ms-diagnostics	Response	From user is not authorized to use this focus factory.
3113	ms-diagnostics-public	Request	Conference terminated – deleted.
3114	ms-diagnostics-public	Request	Conference terminated - Enterprise user absent.
3115	ms-diagnostics-public	Request	Conference terminated – inactivity.
3116	ms-diagnostics-public	Request	Conference terminated - organizer ended session.
3117	ms-diagnostics-public	Request	Conference terminated - organizer was taken offline.
3118	ms-diagnostics-public	Request	Participant removed.
3119	ms-diagnostics-public	Request	Participant denied.
3120	ms-diagnostics-public	Request	Participant expired.
3121	ms-diagnostics	Response	The supplied media-type is not provisioned for the conference.
3122	ms-diagnostics	Response	The C3P request sent to the MCU failed.
3123	ms-diagnostics-public	Request	Previous Subscription dialog being terminated.
3124	ms-diagnostics-public	Request	Subscription dialog being terminated - meeting size exceeded.
3125	ms-diagnostics-public	Response	Conference has expired and hence cannot be activated.
3126	ms-diagnostics-public	Response	Unauthorized - The user does not have the privilege for the requested operation.
3127	ms-diagnostics	Response	An operation that violates the Trusted User Policy was attempted.
3128	ms-diagnostics	Response	Invalid session-on-behalf-of entity.
3129	ms-diagnostics	Response	Failed to process P-Session-On-Behalf-Of header.
3130	ms-diagnostics	Response	Failed to validate the contact header.
3131	ms-diagnostics	Response	Internal Error: ConfPreprocessForForDispatchToMcu sproc failed.
3132	ms-diagnostics	Response	Internal Error: DeSerializeDialogContext failed.
3133	ms-diagnostics	Response	Internal Error: Failed to retrieve the results of PreprocessForDispatchToMcu.
3134	ms-diagnostics	Response	Invalid Certificate in the request.
3135	ms-diagnostics	Response	Referred in C3P request is not acceptable in the current context.
3136	ms-diagnostics	Response	Failed to route request to the MCU.
3137	ms-diagnostics	Response	MCU has not published a routable SIP URI.
3138	ms-diagnostics-public	Response	The requested conference subject exceeds the maximum length.
3139	ms-diagnostics	Response	There are no active conference directories assigned to this pool.
3140	ms-diagnostics	Response	Failed allocating PSTN meeting identifer.
3141	ms-diagnostics	Response	Could not find a conference directory to match the given identifier.
3142	ms-diagnostics	Response	The identifier could not be matched to a unique conference directory. This is a server configuration error.
3143	ms-diagnostics	Response	Timeout connecting to authoritative conference directory server.
3144	ms-diagnostics	Response	Failure connecting to authoritative conference directory server.
3145	ms-diagnostics	Response	The meeting identifier was invalid and could not be decoded.
3146	ms-diagnostics	Response	Failed to call resolve conference sproc.
3147	ms-diagnostics	Response	Delegate Request - C3P From is not equal to the session-on-behalf-of header.
3148	ms-diagnostics	Response	Delegate Request - C3P From is not equal to the SIP To header.
3149	ms-diagnostics	Response	The requested C3P command is not allowed in second-person context.
3150	ms-diagnostics	Response	Second-person request dialog must have trusted privilege asserted.
3151	ms-diagnostics	Response	Failed fetching meeting policy.
3152	ms-diagnostics-public	Response	Client version blocked by conference focus.
3153	ms-diagnostics-public	Response	The command used automatic user presenter classes not supported by this server.
3154	ms-diagnostics-public	Response	Lobby bypass for phone users is not supported by this server.
3155	ms-diagnostics-public	Response	The scheduling operation would exceed the user's quota of static meetings.
3156	ms-diagnostics-public	Response	The indicated meeting is a static meeting, but the request was for non-static.
3157	ms-diagnostics-public	Response	The indicated meeting is a non-static meeting, but the request was for static.
3158	ms-diagnostics-public	Response	This request does not match the expected form for a static meeting.
3159	ms-diagnostics-public	Response	The requested modification is not valid on a static meeting.
3160	ms-diagnostics-public	Response	This endpoint is not allowed to request PSTN join semantics.
3161	ms-diagnostics-public	Response	Static meetings are not permitted.
3162	ms-diagnostics	Response	Lobby join for a participant has been rejected because lobby quota limit for non-enterprise users was reached.
3163	ms-diagnostics	Response	The meeting identifier to resolve is too short.
3164	ms-diagnostics	Response	The meeting identifier to resolve is too long.
3165	ms-diagnostics	Response	The meeting identifier to resolve has an incorrect authorization length component.
3166	ms-diagnostics	Response	The meeting identifier to resolve contains non-digit characters.
3167	ms-diagnostics	Response	The meeting identifier to resolve begins with zero.
3168	ms-diagnostics	Response	The meeting identifier to resolve contains non-digit characters after descrambling.
3169	ms-diagnostics	Response	The meeting identifier to resolve has unnecessary padding on the identifier component.
3170	ms-diagnostics	Response	The meeting identifier to resolve does not have the expected check digit.
3171	ms-diagnostics	Response	Failed computing check digit for the meeting identifier.
3172	ms-diagnostics	Response	There was no meeting identifier given to resolve.
3173	ms-diagnostics	Response	Conference directory home pool inconsistency.
3174	ms-diagnostics	Response	An authoritative conference directory was found, but the given identifier is not currently assigned.
3175	ms-diagnostics	Response	The specified operation is not valid for a participant in the lobby.
3176	ms-diagnostics	Response	The endpoint was removed to make room for another endpoint for the same user.
3177	ms-diagnostics	Response	The endpoint disconnected.
3178	ms-diagnostics	Response	Unsupported modification of the server mode attribute of the conference.
3179	ms-diagnostics	Response	Unsupported value for server mode attribute of the conference.
3180	ms-diagnostics	Response	Recording is not allowed.
3181	ms-diagnostics	Response	Rich join is not allowed for lobby bypassed user.
3182	ms-diagnostics	Response	Empty request identifier.
3183	ms-diagnostics	Response	Incorrect conference key.
3184	ms-diagnostics	Response	Malformed conference key.
3185	ms-diagnostics	Response	Not a front-end server.
3186	ms-diagnostics	Response	Invite dialog terminated since new dialog replaced it.
3187	ms-diagnostics	Response	Conference terminated server is under maintenance.
3188	ms-diagnostics	Response	This user is not permitted to endorse requested endorsee.
3189	ms-diagnostics	Response	The requested entity cannot be endorsed.
3190	ms-diagnostics	Response	The requested entity is not permitted to endorse.
3191	ms-diagnostics	Response	Internal Error: ConfEndorseSproc failed.
3192	ms-diagnostics	Response	Internal Error: ConfEndorseSproc failed for an unknown reason.
3193	ms-diagnostics	Response	Could not find a front-end server that owns the given PSTN meeting identifier.
3194	ms-diagnostics	Response	Replication to secondary front-end servers failed.
3196	ms-diagnostics	Response	Encountered unexpected failure while trying to fetch PSTN meeting ID from MCU factory.
3204	ms-diagnostics	Response	Conference has already expired and cannot be modified.
3205	ms-diagnostics	Response	Conference has already expired and cannot be read.
3206	ms-diagnostics	Response	Conference has already expired and conference key cannot be queried.
3208	ms-diagnostics	Response	Request was throttled.
3209	ms-diagnostics	Response	Request rejected because the sync replication queue is full.
3210	ms-diagnostics	Response	Request expired.
3211	ms-diagnostics	Response	One or multiple C3P elements exceed the maximum length.
3212	ms-diagnostics	Response	Request rejected because source is unauthorized to specify meeting organizer or meeting organizer is invalid.
3213	ms-diagnostics	Response	The MCU rejected addConference request due to policy. This usually indicates a mis-configuration.
3214	ms-diagnostics	Response	Conference Terminated - No Participants.
3215	ms-diagnostics	Response	Request rejected because failed to write event organizer info to db.
3216	ms-diagnostics	Response	Request rejected because source is unauthorized to specify conference specific setting.
3217	ms-diagnostics	Response	Endpoint Entity conflict.

7.4 Conferencing

Additional resources