At shutdown of FSX I received the following...Running the current version of FSUIPC 4.949p with FSX Acceleration (Boxed)
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
<Provider Name="Application Error" />
<EventID Qualifiers="0">1000</EventID>
<Level>2</Level>
<Task>100</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2016-04-20T19:56:20.000000000Z" />
<EventRecordID>100885</EventRecordID>
<Channel>Application</Channel>
<Computer>udidwht-PC</Computer>
<Security />
</System>
- <EventData>
<Data>fsx.exe</Data>
<Data>10.0.61637.0</Data>
<Data>46fadb14</Data>
<Data>FSUIPC4.dll_unloaded</Data>
<Data>0.0.0.0</Data>
<Data>5715e438</Data>
<Data>c0000005</Data>
<Data>5e78e246</Data>
<Data>1a10</Data>
<Data>01d19b3988a263e7</Data>
<Data>D:\Flight Simulator X\fsx.exe</Data>
<Data>FSUIPC4.dll</Data>
<Data>f31abe22-0731-11e6-9c32-50e5495c0441</Data>
</EventData>
</Event>