mac flap

[kamleshkatariya1994]

n 3 13:04:27.746: %SW_MATM-4-MACFLAP_NOTIF: Host f6f6.0006.5a72 in vlan 11 is flapping between port Gi1/0/27 and port Gi1/0/25
Jun 3 13:04:28.343: %SW_MATM-4-MACFLAP_NOTIF: Host 9898.0008.2b90 in vlan 11 is flapping between port Gi1/0/27 and p

How do I solve this? Please help me.

[kamleshkatariya1994]

Hello Friends,

issue is not resolved 

Two days ringing continued, but suddenly Mac was flapping,

how to solve and what is Couse 

Plz help me