Bug Martlet getting out of control after shooting with HARP gun

[kevin580]

While flying again, I discovered this:

I pointed the gun at the direction that I want.
All was right, elevation of the gun 20°(shouldn't be a high flight), and shooting!!!

Then I got this problem:
Explained in screenshots:

MapMFD showed this first. Look at the corner at the(current)end of the flight path:

And then came from MapMFD directly:

Log:

**** Orbiter.log
Build Oct 16 2010 [v.101016]
Timer precision: 2.79365e-007 sec
Found 1 joystick(s)
Devices enumerated: 4
Devices accepted: 3
==> RGB Emulation
==> Direct3D HAL
==> Direct3D HAL (Mobile Intel(R) 945 Express Chipset Family)
Module AtlantisConfig.dll .... [Build 101016, API 101016]
Module AtmConfig.dll ......... [Build 101016, API 101016]
Module DGConfigurator.dll .... [Build 101016, API 101016]
Module ScnEditor.dll ......... [Build 101016, API 101016]
Module Rcontrol.dll .......... [Build 101016, API 101016]
Module Framerate.dll ......... [Build 101016, API 101016]
Module ExtMFD.dll ............ [Build 101016, API 101016]
Module GPCMFD.dll ............ [Build 110114, API 100830]
---------------------------------------------------------------
>>> WARNING: Obsolete API function used: oapiRegisterMFDMode
At least one active module is accessing an obsolete interface function.
Addons which rely on obsolete functions may not be compatible with
future versions of Orbiter.
---------------------------------------------------------------
Module ScriptMFD.dll ......... [Build 101016, API 101016]
Module RPOP.dll .............. [Build 110114, API 100830]
Module FlightData.dll ........ [Build 101016, API 101016]
Module UnivPTG.dll ........... [Build 100629, API 100606]
Module transx.dll ............ [Build 100905, API 100905]
Module ScreenCapture.dll ..... [Build ******, API 060425]
Module LaunchMFD.dll ......... [Build 110619, API 100830]
Module uap.dll ............... [Build 110613, API 100830]

**** Creating simulation session
DirectDraw interface OK
Direct3D interface OK
Graphics: Viewport: Window 1018 x 568 x 32
Graphics: Hardware T&L capability: No
Graphics: Z-buffer depth: 32 bit
Graphics: Stencil buffer depth: 8 bit
Graphics: Active lights supported: 4294967295
Loading 15382 records from star database
Joystick throttle: Z-AXIS
Joystick throttle control detected
Module Sun.dll ............... [Build 101016, API 101016]
VSOP87(E) Sun: Precision 1e-006, Terms 554/6634
Module Mercury.dll ........... [Build 101016, API 101016]
VSOP87(B) Mercury: Precision 1e-005, Terms 167/7123
Module Venus.dll ............. [Build 101016, API 101016]
Module VenusAtm2006.dll ...... [Build 101016, API 101016]
VSOP87(B) Venus: Precision 1e-005, Terms 79/1710
Module Earth.dll ............. [Build 101016, API 101016]
Module EarthAtmJ71G.dll ...... [Build 101016, API 101016]
VSOP87(B) Earth: Precision 1e-008, Terms 2564/2564
Module Moon.dll .............. [Build 101016, API 101016]
ELP82: Precision 1e-005, Terms 116/829
Module Mars.dll .............. [Build 101016, API 101016]
Module MarsAtm2006.dll ....... [Build 101016, API 101016]
VSOP87(B) Mars: Precision 1e-005, Terms 405/6400
Module Phobos.dll ............ [Build ******, API 060425]
Module Deimos.dll ............ [Build ******, API 060425]
Module Galsat.dll ............ [Build 101016, API 101016]
Module Jupiter.dll ........... [Build 101016, API 101016]
VSOP87(B) Jupiter: Precision 1e-006, Terms 1624/3625
Module Io.dll ................ [Build 101016, API 101016]
Module Europa.dll ............ [Build 101016, API 101016]
Module Ganymede.dll .......... [Build 101016, API 101016]
Module Callisto.dll .......... [Build 101016, API 101016]
Module Satsat.dll ............ [Build 100215, API 100212]
Module Saturn.dll ............ [Build 101016, API 101016]
VSOP87(B) Saturn: Precision 1e-006, Terms 2904/6365
Module Mimas.dll ............. [Build 100215, API 100212]
SATSAT Mimas: Terms 113
Module Enceladus.dll ......... [Build 100215, API 100212]
SATSAT Enceladus: Terms 33
Module Tethys.dll ............ [Build 100215, API 100212]
SATSAT Tethys: Terms 101
Module Dione.dll ............. [Build 100215, API 100212]
SATSAT Dione: Terms 59
Module Rhea.dll .............. [Build 100215, API 100212]
SATSAT Rhea: Terms 68
Module Titan.dll ............. [Build 100215, API 100212]
SATSAT Titan: Terms 100
Module Iapetus.dll ........... [Build 100215, API 100212]
SATSAT Iapetus: Terms 605
Module Uranus.dll ............ [Build 101016, API 101016]
VSOP87(B) Uranus: Precision 1e-006, Terms 1827/5269
Module Miranda.dll ........... [Build ******, API 060425]
Module Ariel.dll ............. [Build ******, API 060425]
Module Umbriel.dll ........... [Build ******, API 060425]
Module Titania.dll ........... [Build ******, API 060425]
Module Oberon.dll ............ [Build ******, API 060425]
Module Neptune.dll ........... [Build 101016, API 101016]
VSOP87(B) Neptune: Precision 1e-006, Terms 391/2024
Finished initialising world
Module L86.dll ............... [Build ******, API 060425]
Module Martlet4A.dll ......... [Build ******, API 060425]
Module Martlet4B.dll ......... [Build ******, API 060425]
Module Martlet4C.dll ......... [Build ******, API 060425]
Module Minisat.dll ........... [Build ******, API 060425]
Finished initialising status
Finished initialising camera
Finished initialising panels
Finished setting up render state
ERROR: DDraw object is still referenced: 6
---------------------------------------------------------------
>>> ERROR: Destroy framework objects failed
>>> [OrbiterGraphics::Exit3DEnvironment | .\OGraphics.cpp | 1034]
---------------------------------------------------------------
**** Closing simulation session

What caused that to happen? It suddently flys into another direction!
:bailout::bailout::bailout::bailout::bailout: