XenApp/XenDesktop 7.X: “The Controller cannot be contacted because it is reporting a failure. Ensure the controller can connect to its database.”
Article ID: CTX216723
Updated On:
Description
Studio Error
“The Controller cannot be contacted because it is reporting a failure. Ensure the controller can connect to its database.”
Windows Event Viewer:
Service: Citrix Broker Service:
Event ID 504:
The Citrix Broker Service failed to establish communication with the XenDesktop Database. Please Ensure that the XenDesktop Database is configured and running and the database instance is reachable by this machine
Error: Exception ‘Cannot connect to the database server’ of type ‘Citrix.Fma.Sdk.Dal.DALConnectionFailedException’
CDFTrace:
Module: BrokerController Warning: Rollback transaction TX$ControllerStart: Error 9002: The Transaction log for database ‘<database name>’ is full due to ‘Log_Backup’
Environment
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Resolution
SQL Server Transaction Logs Datastore was full.
You need to free Space on the SQL Transaction logs Datastore location and investigate why the Transaction logs were getting full.
You need to free Space on the SQL Transaction logs Datastore location and investigate why the Transaction logs were getting full.
Problem Cause
The MSSQL Transaction Logs Datastore does not have enough space to write Transaction logs.Issue/Introduction
Citrix Broker Service and other services were unable to connect successfully to the Database.
Additional Information
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