Vielen Dank für den Hinweis. Ich habe jetzt den Error des Logs. Ich kann aber leider nicht erkennen woran der Fehler liegt.
2020/04/27 04:00:00.010|21415|0052|Info|Synchronization of GAL started...
2020/04/27 04:00:00.037|21415|0052|Info|Synchronization of public folders started...
2020/04/27 04:00:00.039|21415|0052|Info|Synchronization of Public Folder Ordner_e4e\Kunden started...
2020/04/27 04:00:00.553|21415|0052|Erro|Error while checking contacts from Public Folder Ordner_e4e\Kunden
nach einem Neustart:
2020/04/27 13:43:41.421|479|0019|Erro|Error while checking contacts from Public Folder Ordner_e4e\Kunden
2020/04/27 13:43:41.463|479|0019|Excpt|System.Exception: Top Level Folder not found: Ordner_e4e\Kunden
at Integration.Exchange.Contacts.PublicFolderExtensions.GetTopLevelFolder(ExchangeService service, String folderName)
at Integration.Exchange.Contacts.PublicFolderExtensions.GetPublicFolderByPath(ExchangeService service, String ewsFolderPath)
at Integration.Exchange.Contacts.PublicFolderExtensions.GetContactsFromPublicFolder(ExchangeService service, Int32 id, String PublicFolder, String ConvertPlusTo)
at Integration.Exchange.SchedulerJob.SynchronizePublicFolderContacts(String FolderName)
2020/04/27 13:43:41.465|479|0019|Info|Synchronization of Public Folder Ordner_e4e\Lieferanten started...
2020/04/27 13:43:41.566|479|0019|Erro|Error while checking contacts from Public Folder Ordner_e4e\Lieferanten
2020/04/27 13:43:41.567|479|0019|Excpt|System.Exception: Top Level Folder not found: Ordner_e4e\Lieferanten
at Integration.Exchange.Contacts.PublicFolderExtensions.GetTopLevelFolder(ExchangeService service, String folderName)
at Integration.Exchange.Contacts.PublicFolderExtensions.GetPublicFolderByPath(ExchangeService service, String ewsFolderPath)
at Integration.Exchange.Contacts.PublicFolderExtensions.GetContactsFromPublicFolder(ExchangeService service, Int32 id, String PublicFolder, String ConvertPlusTo)
at Integration.Exchange.SchedulerJob.SynchronizePublicFolderContacts(String FolderName)