After exiting a An-2 flight and then closing out FSX, I get an error message with FSX that it stopped working. Eventually the message reports a problem and the FSX closes.
If I change aircraft and take another flight before exiting, FSX closes as expected. And I have no problem with closing FSX after flights with other aircraft.
My assumption is that something, perhaps a gauge, is hanging up FSX and interfering it from closing.
This is not a major issue as FSX opens as usual and I can fly the An-2 (which I've been doing a lot of lately

Here is the application event log:
Faulting application name: fsx.exe, version: 10.0.61637.0, time stamp: 0x46fadb14
Faulting module name: swan2.DLL, version: 1.0.156.76, time stamp: 0x51b0e2e7
Exception code: 0xc000041d
Fault offset: 0x0000d1d4
Faulting process id: 0x1e5c
Faulting application start time: 0x01ce64606b702b09
Faulting application path: C:\Games\Microsoft Flight Simulator X\fsx.exe
Faulting module path: C:\Games\Microsoft Flight Simulator X\GAUGES\swan2.DLL
Report Id: 952181a6-d057-11e2-bf32-9c2a701e23b6
Faulting package full name:
Faulting package-relative application ID:
So it appears that swan2.DLL is the culprit.
--WH