We turned on trace WC_ORDER & MESSAGING components. Here is part of the trace.
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[10/26/06 17:16:55:092 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ProcessOrderCmdImpl updateOrderState Entry
[10/26/06 17:16:55:092 EDT] 76bf4b2a WC_ORDER d com.ibm.commerce.order.commands.ProcessOrderCmdImpl updateOrderState ===State of OrderItem 6142807 is changed to: C
[10/26/06 17:16:55:098 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl updateOrderState Exit
[10/26/06 17:16:55:099 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ProcessOrderCmdImpl extendOrderProcess Entry
[10/26/06 17:16:55:100 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ExtOrderProcessCmdImpl performExecute Entry
[10/26/06 17:16:55:100 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ExtOrderProcessCmdImpl performExecute Exit
[10/26/06 17:16:55:100 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl extendOrderProcess Exit
[10/26/06 17:16:55:100 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ProcessOrderCmdImpl validateOrderInventoryStatus Entry
[10/26/06 17:16:55:100 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ProcessOrderCmdImpl backordersAllowed Entry
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl backordersAllowed Exit
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl validateOrderInventoryStatus Exit
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ProcessOrderCmdImpl releaseOrderToFulfillment Entry
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl releaseOrderToFulfillment Exit
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ProcessOrderCmdImpl transferOrder Entry
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ProcessOrderCmdImpl readyToBeTransferred Entry
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER d com.ibm.commerce.order.commands.ProcessOrderCmdImpl readyToBeTransferred Order 950913 has not been released to fulfillment.
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl readyToBeTransferred Exit
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl transferOrder Exit
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_ORDER > com.ibm.commerce.order.commands.ProcessOrderCmdImpl invokeOrderMessaging Entry
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_TRANSPORT_ > com.ibm.commerce.messaging.commands.SendXMLOrderCmdImpl isReadyToCallExecute Entry
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_TRANSPORT_ < com.ibm.commerce.messaging.commands.SendXMLOrderCmdImpl isReadyToCallExecute Exit
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_TRANSPORT_ > com.ibm.commerce.messaging.commands.SendXMLOrderCmdImpl performExecute Entry
[10/26/06 17:16:55:101 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.outboundservice.Messaging Messaging(Integer,Integer,Integer) Entry
[10/26/06 17:16:55:102 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging Messaging(Integer,Integer,Integer) Msgtype: 101 Store: 10051 Priority: null
[10/26/06 17:16:55:102 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.outboundservice.Messaging loadAdminData(Integer,Integer,Integer) Entry
[10/26/06 17:16:55:102 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging loadAdminData(Integer,Integer,Integer) Msgtype: 101 Store: 10051 Priority: 0
[10/26/06 17:16:55:112 EDT] 76bf4b2a WC_MESSAGING < com.ibm.commerce.messaging.outboundservice.Messaging loadAdminData(Integer,Integer,Integer) Exit
[10/26/06 17:16:55:112 EDT] 76bf4b2a WC_MESSAGING < com.ibm.commerce.messaging.outboundservice.Messaging Messaging(Integer,Integer,Integer) Exit
[10/26/06 17:16:55:112 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.outboundservice.Messaging compose(String,CommandContext,TypedProperty) Entry
[10/26/06 17:16:55:112 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging compose(String,CommandContext,TypedProperty) View: OrderCreateXMLFormatView Context: ***@c638b97
[10/26/06 17:16:55:112 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.composer.Composer compose() Entry
[10/26/06 17:16:55:112 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.composer.Composer getURLRecordResult() Entry
[10/26/06 17:16:55:112 EDT] 76bf4b2a WC_MESSAGING > MessagingViewCommandImpl performExecute() Entry
[10/26/06 17:16:55:113 EDT] 76bf4b2a WC_MESSAGING d MessagingViewCommandImpl performExecute() getRequest() - ***@54a88b97
[10/26/06 17:16:55:113 EDT] 76bf4b2a WC_MESSAGING d MessagingViewCommandImpl performExecute() Is it reusable? true
[10/26/06 17:16:55:113 EDT] 76bf4b2a WC_MESSAGING > MessagingViewCommandImpl forwardDocument(String) Entry
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING < MessagingViewCommandImpl forwardDocument(String) Exit
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING < MessagingViewCommandImpl performExecute() Exit
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING < com.ibm.commerce.messaging.composer.Composer getURLRecordResult() Exit
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING < com.ibm.commerce.messaging.composer.Composer compose Exit
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging compose(String,CommandContext,TypedProperty) Compose returned something
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging getContent(Integer,String) language key to the content table: MsgDefaultLang
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.outboundservice.Messaging setContent(Integer,String,Record) Entry
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging setContent(Integer,String,Record) Transport: 3 Language: -1
[10/26/06 17:16:55:173 EDT] 76bf4b2a WC_MESSAGING < com.ibm.commerce.messaging.outboundservice.Messaging setContent(Integer,String,Record) Exit
[10/26/06 17:16:55:174 EDT] 76bf4b2a WC_MESSAGING < com.ibm.commerce.messaging.outboundservice.Messaging compose(String,CommandContext,TypedProperty) Exit
[10/26/06 17:16:55:174 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging getContent(Integer,String) language key to the content table: -1
[10/26/06 17:16:55:174 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.outboundservice.Messaging setContent(Integer,String,byte[]) Entry
[10/26/06 17:16:55:175 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging setContent(Integer,String,byte[]) Transport: 3 Language: -1
[10/26/06 17:16:55:175 EDT] 76bf4b2a WC_MESSAGING < com.ibm.commerce.messaging.outboundservice.Messaging setContent(Integer,String,byte[]) Exit
[10/26/06 17:16:55:175 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.outboundservice.Messaging sendTransacted() Entry
[10/26/06 17:16:55:175 EDT] 76bf4b2a WC_MESSAGING > com.ibm.commerce.messaging.outboundservice.Messaging save() Entry
[10/26/06 17:16:55:182 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging save Record Saved. Msgid: 292506
[10/26/06 17:16:55:183 EDT] 76bf4b2a WC_MESSAGING d com.ibm.commerce.messaging.outboundservice.Messaging save End save.
[10/26/06 17:16:55:183 EDT] 76bf4b2a WC_MESSAGING < com.ibm.commerce.messaging.outboundservice.Messaging sendTransacted() Exit
[10/26/06 17:16:55:183 EDT] 76bf4b2a WC_TRANSPORT_ < com.ibm.commerce.messaging.commands.SendXMLOrderCmdImpl performExecute Exit
[10/26/06 17:16:55:183 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl invokeOrderMessaging Exit
[10/26/06 17:16:55:183 EDT] 76bf4b2a WC_ORDER d com.ibm.commerce.order.commands.ProcessOrderCmdImpl performExecute === Prepare for response ===
[10/26/06 17:16:55:183 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.ProcessOrderCmdImpl performExecute Exit
[10/26/06 17:16:55:183 EDT] 76bf4b2a WC_ORDER < com.ibm.commerce.order.commands.OrderProcessPostApprovalCmdImpl performExecute Exit
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