LDAP server is not available

What causes this issue?

This message is triggered if there is no connection can be created
between the host on which the LDAP Connector is running and the
directory. Either the directory server is not active, or the network
connection is not open, for example due to a firewall on the port used.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.