All Management Servers Pool Unavailable

HKEY_LOCAL_MACHINE\SYSTEM\SurrentControlSet\services\HealthService\Parameters

Create PoolManager folder/key...

Create 2 D-WORDs

1- PoolLeaseRequestPeriodSeconds Decimal 600
2- PoolNetworkLatencySeconds Decimal 120

Restart Managemet Server...

Failed Authentication Attempts Check

* Start\Run ->cmd(Run as admin)
* cd\Program Files\System Center 2012\Operations Manager\Server
* HSLOCKDOWN.EXE “Management Grup 1” /R “NT AUTHORITY\SYSTEM”
* Restart Health Service