VT: DLm3451E: Device 6EB4: Internal error while writing tape statistics for (UNMOUNT):

This error can occur on all DLm8500 DLm's at the 5.0.x release but should no longer be creating dial homes above DLm Release 5.3.0.X . 

Full error messages seen in dial homes :

Here is the complete message in the dial home with the DLm3451E 
"System Reporting Alert: vte3
Brief Description: DLm error level event number DLMF:DLm3451E: 09/21/2022 21:36:25 vte3 VT: DLm3451E: Device 6EB4: Internal error while writing tape statistics for (UNMOUNT): 1: DbErrorCode=08001, [unixODBC]could not connect to server: Connection refused Is the server running on host "vtea" (192.168.100.8) and accepting TCP/IP connections on port 5432? "

From the btilogs are are the associated error messages along with the original error message in the dial home: 
 09/21/2022 21:36:25 vte3 VT: DLm3451E: Device 6EB4: Internal error while writing tape statistics for  (UNMOUNT): 1: DbErrorCode=08001, [unixODBC]could not connect to server: Connection refused#012    Is the server running on host "vtea" (192.168.100.8) and accepting#012     TCP/IP connections on port 5432?
  09/21/2022 21:36:29 vte3 VT: DLm3451E: Device 6E03: Internal error while writing tape statistics for QE4187 (MOUNT): 1: DbErrorCode=08001, [unixODBC]FATAL:  the database system is starting up
  09/21/2022 22:28:33 vte3 VT: DLm3451E: Device 6E00: Internal error while writing tape statistics for Q35524 (MOUNT): 1: DbErrorCode=08001, [unixODBC]FATAL:  the database system is shutting down
 09/21/2022 22:28:33 vte3 VT: DLm3451E: Device 6E04: Internal error while writing tape statistics for QW0053 (UNMOUNT): 1: DbErrorCode=08001, [unixODBC]FATAL:  the database system is shutting down

The above error messages take place while the primary management VTE is failing over and the database for the tape statistics is not available.  Once the failover of the management VTE is complete and the data base is available the messages will cease.