BladeSystem c7000 - firmware 2.60

[Alem]

I try to do the bonding for this hp blade. the blade connect to switch and the switch connect to core switch. the bonding is successfull and no error log being record at the switch. However, there is an error showing at the core. Here is the error log.


%MAC_MOVE-SP-4-NOTIF: Host 0019.e829.ab1b in vlan 999 is flapping between port Po200 and port Gi9/7
*Jan 22 10:29:27.550: %MAC_MOVE-SP-4-NOTIF: Host 0015.177f.56aa in vlan 1 is flapping between port Te12/4 and port Gi9/8
*Jan 22 10:29:27.550: %MAC_MOVE-SP-4-NOTIF: Host 001a.a148.9303 in vlan 999 is flapping between port Po200 and port Gi9/7
*Jan 22 10:29:27.550: %MAC_MOVE-SP-4-NOTIF: Host 0019.e829.ab1b in vlan 999 is flapping between port Po200 and port Gi9/7
*Jan 22 10:29:27.550: %MAC_MOVE-SP-4-NOTIF: Host 001a.a148.9303 in vlan 999 is flapping between port Po200 and port Gi9/7
*Jan 22 10:29:27.550: %MAC_MOVE-SP-4-NOTIF: Host 0019.e829.ab1b in vlan 999 is flapping between port Po200 and port Gi9/7
*Jan 22 10:29:27.550: %MAC_MOVE-SP-4-NOTIF: Host 001a.a148.9303 in vlan 999 is flapping between port Po200 and port Gi9/7
*Jan 22 10:29:27.550: %MAC_MOVE-SP-4-NOTIF: Host 0019.e829.ab1b in vlan 999 is flapping between port Po200 and port Gi9/7


What the course of this error??? Please help me. thanks