The Internet Group Management Protocol version 2 (IGMPv2) encountered an error while registering with Multicast Group Manager (MGM).
 
Causes
The most common reasons for this error are:
The protocol has already registered with MGM.
The protocol failed to take ownership of an interface.
 
Resolutions
Verify whether the protocol has already registered with MGM.
Verify whether there are any other routing protocols that are enabled on the interface.
 
Sample Event
Sample Event#1: IGMP Router failed to register with MGM.The data is the error code.
Sample Event#2: IGMP Proxy failed to register with MGM.The data is the error code.
Sample Event#3: MgmTakeInterfaceOwnership() failed.The data is the error code.