Transaction error

Hi All ,

We are using Xstore version 17.

We have an unsual transaction error:

- transaction created at store level , payment approved, purchase correction

- xstore log saying see below

WARN  [

] 2019-01-24 18:35:39,624 Datasource offline: [Local] EXPLANATION: dtv.data2.access.exception.FailoverException: java.sql.SQLException: Exception occurred while getting connection: oracle.ucp.UniversalConnectionPoolException: No valid connection available :: dtv.data2.access.status.StatusMgr [DtvReport-1]

WARN  [

] 2019-01-24 18:35:39,624 ** No Available Datasources were found for PM Type: EVENT_LOG_ENTRY** They are all offline or disabled. Check the PersistenceManagerConfig.xml and related. !!! makePersistent() failure !!! Cannot persist object: dtv.xst.dao.ctl.impl.EventLogEntryDAO@35b1fbe1Object Id: [EventLogEntry does not define primary key fields.} DaoState: [INSERT] Id: EventLogEntry does not define primary key fields. Values: createDate=2019-01-24 23:35:39.624 createUserId=9999965769 organizationId=1 retailLocationId=254 workstationId=1 businessDate=2019-01-23 00:00:00.0 logLevel=WARN logTimestamp=2019-01-24 18:35:39.624 source=dtv.data2.access.status.StatusMgr.logOffline(StatusMgr.java:353) threadName=DtvReport-1 criticalToDeliver=true loggerCategory=dtv.sysadmin.data.failover logMessage=<Offline>