yshuail - 2015-10-20

the error is :
ERROR [WrapperStartStopAppMain] [org.hyperic.bootstrap.HQServer@205] HQ DB schema is in a bad state: 'No CAM_SCHEMA_VERSION property found'. This is most likely due to a failed upgrade. Please either restore from backups and start your previous version of HQ or contact HQ support. HQ cannot start while the current DB Schema version is in this state

how to fix it