.it domain update fails with error: Domain update failed: 2308, Data management policy violation; Update domain combination of status, name server and registrant is not allowed

Symptoms
 Update attempt of an .it domain fails with the error:
Domain update failed: 2308, Data management policy violation; 
Update domain combination of status, name server and registrant is not allowed
Cause
Domain owner handle change is combined with nameserver or DNSSEC update. This may happen if during domain transfer DNSSEC key wasn't updated in the registry.
Resolution
Turn DNSSEC off, save the domain
Update owner contact, save the domain
Turn DNSSEC on, save the domain
If you cannot resolve the issue following the above instructions, please contact support with the domain name and update you want to make.