was für Infos bekommst du in Log Files von C:\Users\XXXXXX\AppData\Roaming\3CXATEVConnector->3CXATEVConnector.log
Hier dann die fehlenden Infos zu den Terminalservern, inkl. Log Datei zum Connector.
Alles wird jetzt grün angezeigt, funktioniert also, ausser der Sync zu den Kontakten, und ich muss nach wie vor für jeden Benutzer (auf jedem der beiden Server) 3Cx Softphone manuell installieren:
[2026-07-28 11:34:22.177] [INFO ] [T 2] DATEV connectivity test
[2026-07-28 11:34:22.177] [INFO ] [T 2] ========================================
[2026-07-28 11:34:22.177] [INFO ] [T 2] Terminal Server Session: Id=27
[2026-07-28 11:34:22.179] [INFO ] [T 2] DATEV Telefonie (ROT): Available
[2026-07-28 11:34:22.179] [INFO ] [T 2] DATEV SDD (contacts): Available
[2026-07-28 11:34:22.179] [INFO ] [T 2] All DATEV components available
[2026-07-28 11:34:22.179] [INFO ] [T 2] Loading contacts from DATEV SDD...
[2026-07-28 11:34:22.181] [INFO ] [T 3] Loading contacts from DATEV master data service (SDD)...
[2026-07-28 11:34:22.182] [INFO ] [T 3] SDD fetch (KontaktDetail) failed (attempt 1/4), retrying in 1s:
[2026-07-28 11:34:23.183] [INFO ] [T 3] SDD fetch (KontaktDetail) failed (attempt 2/4), retrying in 2s:
[2026-07-28 11:34:25.184] [INFO ] [T 3] SDD fetch (KontaktDetail) failed (attempt 3/4), retrying in 4s:
[2026-07-28 11:34:29.185] [ERROR ] [T 3] SDD fetch (KontaktDetail) fehlgeschlagen nach 4 Versuchen:
StackTrace: at Datev.Sdd.Data.ClientPlugIn.TransferService..ctor()
at Datev.Sdd.Data.ClientPlugIn.TransferService..ctor()
at Datev.Sdd.Data.ClientPlugIn.ClientRequestHandlerFactory.get_TransferService()
at Datev.Sdd.Data.ClientPlugIn.ClientRequestHandlerFactory.CreateClientRequestHandler()
at Datev.Sdd.Data.ClientPlugIn.Proxy.get_RequestHandler()
at DatevConnector.Datev.DatevContactRepository.GetItemsListInternal[T](String contractIdentifier, String elementName, String dataEnvironment, String filterExpression)
at DatevConnector.Datev.DatevContactRepository.<>c__DisplayClass28_0`1.<GetItemsList>b__0()
at DatevConnector.Core.RetryHelper.ExecuteWithRetry[T](Func`1 operation, String operationName, Nullable`1 maxRetries, Nullable`1 initialDelaySeconds, Func`2 shouldRetry)
[2026-07-28 11:34:29.186] [INFO ] [T 3] SDD fetch (TELEFONIE) failed (attempt 1/4), retrying in 1s:
[2026-07-28 11:34:30.187] [INFO ] [T 3] SDD fetch (TELEFONIE) failed (attempt 2/4), retrying in 2s:
[2026-07-28 11:34:32.188] [INFO ] [T 3] SDD fetch (TELEFONIE) failed (attempt 3/4), retrying in 4s:
[2026-07-28 11:34:36.189] [ERROR ] [T 3] SDD fetch (TELEFONIE) fehlgeschlagen nach 4 Versuchen:
StackTrace: at Datev.Sdd.Data.ClientPlugIn.TransferService..ctor()
at Datev.Sdd.Data.ClientPlugIn.TransferService..ctor()
at Datev.Sdd.Data.ClientPlugIn.ClientRequestHandlerFactory.get_TransferService()
at Datev.Sdd.Data.ClientPlugIn.ClientRequestHandlerFactory.CreateClientRequestHandler()
at Datev.Sdd.Data.ClientPlugIn.Proxy.get_RequestHandler()
at DatevConnector.Datev.DatevContactRepository.GetItemsListInternal[T](String contractIdentifier, String elementName, String dataEnvironment, String filterExpression)
at DatevConnector.Datev.DatevContactRepository.<>c__DisplayClass28_0`1.<GetItemsList>b__0()
at DatevConnector.Core.RetryHelper.ExecuteWithRetry[T](Func`1 operation, String operationName, Nullable`1 maxRetries, Nullable`1 initialDelaySeconds, Func`2 shouldRetry)
[2026-07-28 11:34:36.189] [INFO ] [T 3] SDD: synchronized 0 contacts with 0 phone numbers.
[2026-07-28 11:34:36.189] [INFO ] [T 3] Building contact directory...
[2026-07-28 11:34:36.189] [INFO ] [T 3] Built contact lookup directory with 0 unique phone numbers
[2026-07-28 11:34:36.198] [INFO ] [T 2] Contacts loaded: 0 contacts, 0 phone-number keys
[2026-07-28 11:34:42.662] [INFO ] [T 41] ========================================
[2026-07-28 11:34:42.662] [INFO ] [T 41] DATEV connectivity test
[2026-07-28 11:34:42.662] [INFO ] [T 41] ========================================
[2026-07-28 11:34:42.662] [INFO ] [T 41] Terminal Server Session: Id=27
[2026-07-28 11:34:42.663] [INFO ] [T 41] DATEV Telefonie (ROT): Available
[2026-07-28 11:34:42.663] [INFO ] [T 41] DATEV SDD (contacts): Available
[2026-07-28 11:34:42.663] [INFO ] [T 41] All DATEV components available
[2026-07-28 11:34:42.666] [INFO ] [T 2] ========================================
[2026-07-28 11:34:42.666] [INFO ] [T 2] DATEV connectivity test
[2026-07-28 11:34:42.666] [INFO ] [T 2] ========================================
[2026-07-28 11:34:42.666] [INFO ] [T 2] Terminal Server Session: Id=27
[2026-07-28 11:34:42.667] [INFO ] [T 2] DATEV Telefonie (ROT): Available
[2026-07-28 11:34:42.667] [INFO ] [T 2] DATEV SDD (contacts): Available
[2026-07-28 11:34:42.667] [INFO ] [T 2] All DATEV components available
[2026-07-28 11:34:42.667] [INFO ] [T 2] Loading contacts from DATEV SDD...
[2026-07-28 11:34:42.668] [INFO ] [T 41] Loading contacts from DATEV master data service (SDD)...
[2026-07-28 11:34:42.669] [INFO ] [T 41] SDD fetch (KontaktDetail) failed (attempt 1/4), retrying in 1s:
[2026-07-28 11:34:43.716] [INFO ] [T 41] SDD fetch (KontaktDetail) failed (attempt 2/4), retrying in 2s:
[2026-07-28 11:34:45.718] [INFO ] [T 41] SDD fetch (KontaktDetail) failed (attempt 3/4), retrying in 4s:
[2026-07-28 11:34:49.719] [ERROR ] [T 41] SDD fetch (KontaktDetail) fehlgeschlagen nach 4 Versuchen:
StackTrace: at Datev.Sdd.Data.ClientPlugIn.TransferService..ctor()
at Datev.Sdd.Data.ClientPlugIn.TransferService..ctor()
at Datev.Sdd.Data.ClientPlugIn.ClientRequestHandlerFactory.get_TransferService()
at Datev.Sdd.Data.ClientPlugIn.ClientRequestHandlerFactory.CreateClientRequestHandler()
at Datev.Sdd.Data.ClientPlugIn.Proxy.get_RequestHandler()
at DatevConnector.Datev.DatevContactRepository.GetItemsListInternal[T](String contractIdentifier, String elementName, String dataEnvironment, String filterExpression)
at DatevConnector.Datev.DatevContactRepository.<>c__DisplayClass28_0`1.<GetItemsList>b__0()
at DatevConnector.Core.RetryHelper.ExecuteWithRetry[T](Func`1 operation, String operationName, Nullable`1 maxRetries, Nullable`1 initialDelaySeconds, Func`2 shouldRetry)
[2026-07-28 11:34:49.720] [INFO ] [T 41] SDD fetch (TELEFONIE) failed (attempt 1/4), retrying in 1s:
[2026-07-28 11:34:50.726] [INFO ] [T 41] SDD fetch (TELEFONIE) failed (attempt 2/4), retrying in 2s:
[2026-07-28 11:34:52.727] [INFO ] [T 41] SDD fetch (TELEFONIE) failed (attempt 3/4), retrying in 4s:
[2026-07-28 11:34:56.728] [ERROR ] [T 41] SDD fetch (TELEFONIE) fehlgeschlagen nach 4 Versuchen:
StackTrace: at Datev.Sdd.Data.ClientPlugIn.TransferService..ctor()
at Datev.Sdd.Data.ClientPlugIn.TransferService..ctor()
at Datev.Sdd.Data.ClientPlugIn.ClientRequestHandlerFactory.get_TransferService()
at Datev.Sdd.Data.ClientPlugIn.ClientRequestHandlerFactory.CreateClientRequestHandler()
at Datev.Sdd.Data.ClientPlugIn.Proxy.get_RequestHandler()
at DatevConnector.Datev.DatevContactRepository.GetItemsListInternal[T](String contractIdentifier, String elementName, String dataEnvironment, String filterExpression)
at DatevConnector.Datev.DatevContactRepository.<>c__DisplayClass28_0`1.<GetItemsList>b__0()
at DatevConnector.Core.RetryHelper.ExecuteWithRetry[T](Func`1 operation, String operationName, Nullable`1 maxRetries, Nullable`1 initialDelaySeconds, Func`2 shouldRetry)
[2026-07-28 11:34:56.728] [INFO ] [T 41] SDD: synchronized 0 contacts with 0 phone numbers.
[2026-07-28 11:34:56.728] [INFO ] [T 41] Building contact directory...
[2026-07-28 11:34:56.728] [INFO ] [T 41] Built contact lookup directory with 0 unique phone numbers
[2026-07-28 11:34:56.734] [INFO ] [T 2] Contacts loaded: 0 contacts, 0 phone-number keys