Errors were found when compiling the workflow. The workflow files were saved but cannot be run.
Microsoft.Workflow.Client.InternalServerException: Exception thrown from the data layer....
What is the problem?
Please check the event viewer for more details on error(under Applications and Services Log\Microsoft-Workflow\Operational).It seems there is problem in permission.
Grant permission of workflow manager service account in “WF_InstanceManagement_DB” and “WF_ResourceManagement_DB”.