when we call the phone open and call but after forwarding not working.but forwarding all working

we configurate and add license 7 year ago.but yesterday when we try to change telephone configuraion on cucm .we couldn't change  and error  Update failed. The system has exceeded its time limit to resolve license non-compliance issue. No more provis...

Error Peripheral Software Upgrade Failed downloading software for peripheral.   Current versionce11.3.1.17.09fdf7c0b94

our system telco-sıp-cube-sip -cucm-sip-third party ivr  when the customer call the agent.coulnd,t calling . problem 3 5 time a week and 1 or 2 minutes     

we have 3 cucm in our system.1 publisher and 2 subscribers System version: 12.5.1.15900-66 we have two central phone (0) 7861   Active Load ID: sip78xx.11-5-1SR1-1 Inactive Load ID: sip78xx.14-0-1-0001-135 we restarted the all of cucm but there ...