A User saved a search in DocuWare Web Client. When he tries to open this search, following message is shown:

"Dialog with ID xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx is not available for User USERNAME"

The reason for this error is a problem with the Microsoft Message Queueing (MSMQ), which is used for the internal communication.

In such cases the reset of the MSMQ will solve the problem. How to reset the Microsoft Message Queue is described at the following Knowledgebase article - How do I reset the Microsoft Message Queueing (MSMQ)? - KBA-35787