在biztalk编排中无法捕获wcf服务异常

我试图将异常处理放入我的工作流程中，并且无法捕获异常。它保持暂停消息，而不是执行我的异常块来更优雅地处理它。在biztalk编排中无法捕获wcf服务异常

有什么建议吗？

这里是事件日志消息我越来越：

A message sent to adapter "WCF-Custom" on send port "InsertOracleMasterPort" with URI "oracledb://svd0odbd01:1529/ebsdev/Dedicated" is suspended. 
Error details: Microsoft.ServiceModel.Channels.Common.ConnectionException: ORA-1017: invalid username/password; logon denied ---> Oracle.DataAccess.Client.OracleException: ORA-1017: invalid username/password; logon denied 
    at Oracle.DataAccess.Client.OracleException.HandleErrorHelper(Int32 errCode, OracleConnection conn, IntPtr opsErrCtx, OpoSqlValCtx* pOpoSqlValCtx, Object src, String procedure, Boolean bCheck) 
    at Oracle.DataAccess.Client.OracleException.HandleError(Int32 errCode, OracleConnection conn, IntPtr opsErrCtx, Object src) 
    at Oracle.DataAccess.Client.OracleConnection.Open() 
    at Microsoft.Adapters.OracleCommon.OracleCommonConnectionWrapper..ctor(String connectionString, OracleCommonExecutionHelper executionHelper) 
    at Microsoft.Adapters.OracleDB.OracleDBConnection.Microsoft.ServiceModel.Channels.Common.IConnection.Open(TimeSpan timeout) 
    --- End of inner exception stack trace --- 

Server stack trace: 
    at Microsoft.Adapters.OracleDB.OracleDBConnection.Microsoft.ServiceModel.Channels.Common.IConnection.Open(TimeSpan timeout) 
    at Microsoft.ServiceModel.Channels.Common.Design.ConnectionPool.GetConnection(Guid clientId, TimeSpan timeout) 
    at Microsoft.ServiceModel.Channels.Common.Design.ConnectionPool.GetConnectionHandler[TConnectionHandler](Guid clientId, TimeSpan timeout, MetadataLookup metadataLookup, String& connectionId) 
    at Microsoft.ServiceModel.Channels.Common.Channels.AdapterRequestChannel.OnOpen(TimeSpan timeout) 
    at System.ServiceModel.Channels.CommunicationObject.Open(TimeSpan timeout) 
    at System.ServiceModel.Channels.ServiceChannel.OnOpen(TimeSpan timeout) 
    at System.ServiceModel.Channels.CommunicationObject.Open(TimeSpan timeout) 
    at System.ServiceModel.Channels.CommunicationObject.Open() 

Exception rethrown at [0]: 
    at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg) 
    at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) 
    at System.ServiceModel.ICommunicationObject.Open() 
    at Microsoft.BizTalk.Adapter.Wcf.Runtime.WcfClient`2.GetChannel[TChannel](IBaseMessage bizTalkMessage, ChannelFactory`1& cachedFactory) 
    at Microsoft.BizTalk.Adapter.Wcf.Runtime.WcfClient`2.SendMessage(IBaseMessage bizTalkMessage) 
MessageId: {1CC95FB3-E543-4011-9BDD-EABB50B75BC2} 
InstanceID: {EF352982-D16C-421E-806C-58E432049951}

二消息：

xlang/s engine event log entry: Uncaught exception (see the 'inner exception' below) has suspended an instance of service 'Orchestrations.OracleInvoice(868ee765-7874-ec30-0cc7-f81ae5ebfb2b)'. 
The service instance will remain suspended until administratively resumed or terminated. 
If resumed the instance will continue from its last persisted state and may re-throw the same unexpected exception. 
InstanceId: 7eefaf7e-0e9c-4ee6-be6e-7030ece2058b 
Shape name: 
ShapeId: 
Exception thrown from: segment -1, progress -1 
Inner exception: An error occurred while processing the message, refer to the details section for more information 
Message ID: {1CC95FB3-E543-4011-9BDD-EABB50B75BC2} 
Instance ID: {EF352982-D16C-421E-806C-58E432049951} 
Error Description: Microsoft.ServiceModel.Channels.Common.ConnectionException: ORA-1017: invalid username/password; logon denied ---> Oracle.DataAccess.Client.OracleException: ORA-1017: invalid username/password; logon denied 
    at Oracle.DataAccess.Client.OracleException.HandleErrorHelper(Int32 errCode, OracleConnection conn, IntPtr opsErrCtx, OpoSqlValCtx* pOpoSqlValCtx, Object src, String procedure, Boolean bCheck) 
    at Oracle.DataAccess.Client.OracleException.HandleError(Int32 errCode, OracleConnection conn, IntPtr opsErrCtx, Object src) 
    at Oracle.DataAccess.Client.OracleConnection.Open() 
    at Microsoft.Adapters.OracleCommon.OracleCommonConnectionWrapper..ctor(String connectionString, OracleCommonExecutionHelper executionHelper) 
    at Microsoft.Adapters.OracleDB.OracleDBConnection.Microsoft.ServiceModel.Channels.Common.IConnection.Open(TimeSpan timeout) 
    --- End of inner exception stack trace --- 

Server stack trace: 
    at Microsoft.Adapters.OracleDB.OracleDBConnection.Microsoft.ServiceModel.Channels.Common.IConnection.Open(TimeSpan timeout) 
    at Microsoft.ServiceModel.Channels.Common.Design.ConnectionPool.GetConnection(Guid clientId, TimeSpan timeout) 
    at Microsoft.ServiceModel.Channels.Common.Design.ConnectionPool.GetConnectionHandler[TConnectionHandler](Guid clientId, TimeSpan timeout, MetadataLookup metadataLookup, String& connectionId) 
    at Microsoft.ServiceModel.Channels.Common.Channels.AdapterRequestChannel.OnOpen(TimeSpan timeout) 
    at System.ServiceModel.Channels.CommunicationObject.Open(TimeSpan timeout) 
    at System.ServiceModel.Channels.ServiceChannel.OnOpen(TimeSpan timeout) 
    at System.ServiceModel.Channels.CommunicationObject.Open(TimeSpan timeout) 
    at System.ServiceModel.Channels.CommunicationObject.Open() 

Exception rethrown at [0]: 
    at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg) 
    at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) 
    at System.ServiceModel.ICommunicationObject.Open() 
    at Microsoft.BizTalk.Adapter.Wcf.Runtime.WcfClient`2.GetChannel[TChannel](IBaseMessage bizTalkMessage, ChannelFactory`1& cachedFactory) 
    at Microsoft.BizTalk.Adapter.Wcf.Runtime.WcfClient`2.SendMessage(IBaseMessage bizTalkMessage) 


Exception type: XlangSoapException 
Source: Microsoft.XLANGs.BizTalk.Engine 
Target Site: Void VerifyTransport(Microsoft.XLANGs.Core.Envelope, Int32, Microsoft.XLANGs.Core.Context) 
The following is a stack trace that identifies the location where the exception occured 

    at Microsoft.BizTalk.XLANGs.BTXEngine.BTXPortBase.VerifyTransport(Envelope env, Int32 operationId, Context ctx) 
    at Microsoft.XLANGs.Core.Subscription.Receive(Segment s, Context ctx, Envelope& env, Boolean topOnly) 
    at Microsoft.XLANGs.Core.PortBase.GetMessageId(Subscription subscription, Segment currentSegment, Context cxt, Envelope& env, CachedObject location) 
    at Orchestrations.OracleInvoice.segment2(StopConditions stopOn) 
    at Microsoft.XLANGs.Core.SegmentScheduler.RunASegment(Segment s, StopConditions stopCond, Exception& exp)

这里的编排：

Orchestration error handling block