Detection server will not connect to enforce server after upgrade to 15.x.
Keystore files are in the correct locations when compared to working detection servers.
WrapperSimpleApp Error: com.vontu.boxmonitor.BoxMonitorException: Monitor Error 4162.
Also possible is that the BoxMonitor log file on the detection server shows:
initialized server channel manager
INFO: No *.sslKeyStore files found in keystore
The wrong hostname or IP address is entered into the detection server .msi UI or command-line utility during installation
Confirm the "serverBindName" is set to your Detection Server IP Address:
<InstallationDrive>:\Program Files\Symantec\Data Loss Prevention\Detection Server\15.1\Protect\config\Communication.properties