# Resolving MiCollab Client PBX Sync Errors

The following table contains common MiCollab Client PBX synchronization errors and the corrective actions:

Error | Details | Corrective Action
AuthData Sign failed. | MiCollab Client Service security certificate is invalid. | Upgrade MiVoice Business and the MiCollab Client Service to compatible versions.
Authenticate request failed | Verify that the MiCollab Client Service is compatible with MiVoice Business.
Authentication error
Soap client context setup error. | Internal MiCollab Client Service error. | Restart the MiCollab Client Service.
Soap login failed. | Node IP address, Username, or Password is incorrect. | In the MiCollab Client Service PBX Node tab, ensure the IP address, Username, and Password match those on the PBX Node (MiVoice Business) platform. Then sync again.
Soap login rejected.
Invalid number of fields. NTuples failed. | MiVoice Business and the MiCollab Client Service versions are incompatible. | Upgrade MiVoice Business and the MiCollab Client Service to compatible versions
Search first failed with invalid number of fields. | Verify that the MiCollab Client Service is compatible with MiVoice Business.
Search next failed with invalid number of fields. | MiVoice Business became non-operational during sync. | Retry sync after 5 minutes.
Search NextTuples failed.
Search NTuples failed.
Server returned Error. NextNTuples failed.
Server returned Error. NTuples failed.
Server returned failure. | View the EPM logs to determine error code. | Corrective action based on the error code.
Version request failed. | The MiCollab Client Service is not compatible with MiVoice Business version. | Upgrade MiVoice Business and the MiCollab Client Service to compatible versions.
Version fetch failed.
DSM internal error. | MiCollab Client Service internal error. | Capture the MiCollab Client Service dsm.log and contact support.
# instances: Subscriber creation failed:There are currently no licenses for the feature <FEATURE NAME> in the <ENTERPRISE NAME>. | You don’t have enough feature licenses on the MAS system to support the number of users that are being imported from the MiVoice Businesss. The # of instances indicates the number of required feature licenses. | Obtain the required licenses and run the wizard: Obtain the required number of MiCollab Client deskphone and softphone licenses from the AMC. Apply the licenses to the users through the MiCollab Client Service Accounts tab. Run the wizard again. OR Run the wizard and apply licenses later: In server manager, click MiCollab Client Server. Click Configure MiCollab Client Server. Click the Synchronization tab. Set the feature profile to "Default Feature Profile". All users will be imported with all features disabled (no licenses applied). Retry the wizard. After you have run the wizard successfully, assign the deskphones and softphones through the USP application. Assign MiCollab Client features to each user through the MiCollab Client Service Accounts tab.