vSphere Replication includes a generic error message in the logs when certain unexpected failures occur.

Certain unexpected vSphere Replication failures result in the error message

A generic error occurred in the vSphere Replication Management Server.

In addition to the generic error, the message provides more detailed information about the problem, similar to the following examples.

A generic error occurred in the vSphere Replication Management Server. Exception details: 'org.apache.http.conn.HttpHostConnectException: Connection to https://vCenter_Server_address refused'. This error relates to problems connecting to vCenter Server.

Synchronization monitoring has stopped. Please verify replication traffic connectivity between the source host and the target vSphere Replication Server. Synchronization monitoring will resume when connectivity issues are resolved. This problem relates to a synchronization operation error.

Error - Unable to reverse replication for the virtual machine 'virtual machine name'. VRM Server generic error. Please check the documentation for any troubleshooting information. Exception details: 'org.hibernate.exception.LockAcquisitionException: Transaction (Process ID 57) was deadlocked on lock resources with another process and has been chosen as the deadlock victim. Rerun the transaction. This problem relates to a deadlock in Microsoft SQL Server.

vSphere Replication sends this message when it encounters configuration or infrastructure errors. For example, network issues, database connection issues, or host overload.

Check the Exception details message for information about the problem. Depending on the details of the message, you can choose to retry the failed operation, restart vSphere Replication, or correct the infrastructure.