Exception handler, construct and send shape
    i have catchexception block in orchestration. within build exception message using construct shape , send message port direct message box bound       this working fine. until had add web service calls within exception block perform clean up. in addition existing shapes have 2 web service calls.       issue whenever exception thrown ends "uncaught exception..." message       the service instance remain suspended until administratively resumed or terminated.   if resumed instance continue last persisted state , may re-throw same unexpected exception.   inner exception: value cannot null.   parameter name: val       this thrown directly on construct shape(construct exception). if add expression shape right between construct , send ; , add valid statements there (like system.diag....eventlog..write etc) never above error       looks orchestration trying send constructed message before constructed.       any pointers?   first, read article charles young http://geekswithblogs.n...