After change of hostname the on BSM 9.26, i could not bring the server

I had to change the hostname and dns on BSM 9.26 ( GW & DP) . Once i have done the change, i service is being stuck at Mercury AS Jboss for very long time and im also seeing 2 intance of the server , the old name and new one the configuration setting as attached.

Please do advice me on this on how to overcome this issue. Appreciate your help

bsm-hub is the new hostname