Verbindung zur Datenbank fehlgeschlagen. Die Geodatabase akzeptiert keine Verbindungen. Wenden Sie sich an den Geodatabase-Administrator

Fehlermeldung

In ArcGIS for Desktop, in some instances when attempting to establish a connection to a geodatabase the following error is returned.

Error:   
Failed to connect to database. The geodatabase is not accepting connections. Please contact your geodatabase administrator.

Ursache

This issue occurs if the Geodatabase is accepting connections check box is unchecked in the database properties, which prevents new connections to be made to the geodatabase.

Lösung oder Problemumgehung

1. In ArcMap, navigate to the Catalog pane.
2. Right-click the target database > Properties >  Connections tab.
3. Check the Geodatabase is accepting connections check box.
4. Click Apply to confirm the new database connection settings.