错误：无法连接到数据库。 数据库不接受连接。 请联系地理数据库管理员

错误消息

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.

原因

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.

解决方案或解决方法

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.