com.wm.app.b2b.util.tx.TXJobException:[B2BCORE.0063.9107] [T

Hi All,
In our 4.0.2 B2B Server the Transaction Manager (Inbound Jobs) gets Disabled with following message.
com.wm.app.b2b.util.tx.TXJobException:[B2BCORE.0063.9107] [TxMgr] Service Disabled

Pls let us know if anyone has idea on the issue and how to resolve the same.

Thnx.