[libvirt-users] internal error: unexpected migration status in setup

Hello. Suddenly on one of my vm's i get: 2013-09-06 09:44:39.501+0000: 2277: error : qemuMonitorJSONGetMigrationStatusReply:2377 : internal error: unexpected migration status in setup This happens when i try to migrate /and/ when i try to do a "savevm". error: Failed to save domain domain to /opt/virt-backup- blockcopy/domain/domain-memory error: internal error: unexpected migration status in setup What is this migration status thing and how can i change that? thanks and best regards t.