After the upgrade of set of master/subordinate UVMSes, their connection is lost (synchro/status).
The following error appears in the uvserver.log of the Subordinate UVMS:
| 2016-05-03 14:23:27 |ERROR| request-worker-10 | com.orsyp.central.server.AuthentificationStdImpl | Passphrase not authorized for uvms_server, request coming from:uvms_server
Cause type: Defect
Root Cause: The phrase.key file was changed during upgrade