You can review the error log and check what's causing the SIP subsystem to go into partial state. (:\Cisco\CVP\logs\Error.xxxxxxx.log). Its helps to know around what timeframe the sevice when into partial state. SIP service dependent on ICM service so check to make sure the ICM service is up.
From the screenshot your ICM Subsystem is Up and the SIP subsystem is Stopping. It would appear that someone went through OAMP and initiated a Gracefull Shutdown.
Some stuck calls may be preventing it from going fully down. You may want to try and really Shutting it down and just starting it up again from OAMP. If the problem persists have a look at the Error logs pointed out above or you may want to open a TAC SR to look further into it.
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.