Blueprint status "In Progress" for over hours and Machine status is Requested on Managed machines interface

Get the error below when requested a virtual machine from blueprint: test20150106: sendEBSMessage4(workflow=acd65fbf-30a0-4ac9-b894-5fcde9b264ae) Error in state VMPSMasterWorkflow32.Requested phase PRE event (queue = 24e33afd-84de-4b95-bb5f-6d8d90c5ee33): Timed out while waiting for Event Broker response. When import virtual machine, the status is completed but, see nothing.