ASAP- resumeOrderByKeyException while resuming the order error Order[PROV-19081] cannot be locked

 Hi All,

I am resuming the order by pusshing "resumeOrderByKeyRequest" into message queue the moment I get response from NE.But intermediately getting below error.

<sa:resumeOrderByKeyException

    xmlns:co="http://java.sun.com/products/oss/xml/Common"

    xmlns:mslv-sa="http://www.metasolv.com/oss/ServiceActivation/2003"

    xmlns:sa="http://java.sun.com/products/oss/xml/ServiceActivation" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">

    <sa:illegalStateException>

        <co:message>Order[PROV-19081] cannot be locked</co:message>

    </sa:illegalStateException>

</sa:resumeOrderByKeyException>

Even though occurrence of this exception has reduced by applying some wait but not always works , Please help in this regards

Thanks

Namit