OpenGL attachted to AudioProcessorEditor crashes when closing Plugin Window (Cubase 32bit, Windows

OpenGL attachted to AudioProcessorEditor crashes when closing Plugin Window (Cubase 32bit, Windows 8.1)
I detach the context in the destructor, not sure what happens here:

Stacktrace:

     atioglxx.dll!6994ad83()    Unknown
     [Frames below may be incorrect and/or missing, no symbols loaded for atioglxx.dll]    
     atioglxx.dll!6995197c()    Unknown
     atioglxx.dll!69950fac()    Unknown
     atioglxx.dll!690a2f7c()    Unknown
     atioglxx.dll!6992dedd()    Unknown
     atioglxx.dll!6992dceb()    Unknown
     atioglxx.dll!69945e80()    Unknown
     atioglxx.dll!6992bc7f()    Unknown
     atioglxx.dll!6993166e()    Unknown
     atioglxx.dll!69044f8f()    Unknown
     opengl32.dll!5926f7cb()    Unknown
>    MyPlugin.dll!juce::OpenGLContext::NativeContext::deleteRenderContext() Line 178    C++
     MyPlugin.dll!juce::OpenGLContext::NativeContext::~NativeContext() Line 84    C++
     MyPlugin.dll!juce::OpenGLContext::NativeContext::`scalar deleting destructor'(unsigned int)    C++
     MyPlugin.dll!juce::ContainerDeletePolicy<juce::OpenGLContext::NativeContext>::destroy(juce::OpenGLContext::NativeContext * object=0x2a1cf628) Line 58    C++
     MyPlugin.dll!juce::ScopedPointer<juce::OpenGLContext::NativeContext>::~ScopedPointer<juce::OpenGLContext::NativeContext>() Line 100    C++
     MyPlugin.dll!juce::OpenGLContext::CachedImage::~CachedImage() Line 97    C++
     MyPlugin.dll!juce::OpenGLContext::CachedImage::`scalar deleting destructor'(unsigned int)    C++
     MyPlugin.dll!juce::ContainerDeletePolicy<juce::CachedComponentImage>::destroy(juce::CachedComponentImage * object=0x2a3f7c08) Line 58    C++
     MyPlugin.dll!juce::ScopedPointer<juce::CachedComponentImage>::operator=(juce::CachedComponentImage * const newObjectToTakePossessionOf=0x00000000) Line 141    C++
     MyPlugin.dll!juce::Component::setCachedComponentImage(juce::CachedComponentImage * newCachedImage=0x00000000) Line 832    C++
     MyPlugin.dll!juce::OpenGLContext::Attachment::detach() Line 652    C++
     MyPlugin.dll!juce::OpenGLContext::Attachment::componentVisibilityChanged() Line 587    C++
     MyPlugin.dll!juce::OpenGLContext::Attachment::componentMovedOrResized(bool __formal=false, bool __formal=true) Line 556    C++
     MyPlugin.dll!juce::ComponentMovementWatcher::componentMovedOrResized(juce::Component & __formal={...}, bool wasMoved=false, bool wasResized=true) Line 100    C++
     MyPlugin.dll!juce::ComponentMovementWatcher::componentParentHierarchyChanged(juce::Component & __formal={...}) Line 71    C++
     MyPlugin.dll!juce::ListenerList<juce::ComponentListener,juce::Array<juce::ComponentListener *,juce::DummyCriticalSection,0> >::callChecked<juce::Component::BailOutChecker,juce::Component &>(const juce::Component::BailOutChecker & bailOutChecker={...}, void (juce::Component &) * callbackFunction=0x52279f48, juce::Component & param1={...}) Line 182    C++
     MyPlugin.dll!juce::Component::internalHierarchyChanged() Line 1678    C++
     MyPlugin.dll!juce::Component::removeChildComponent(int index=0, bool sendParentEvents=true, bool sendChildEvents=true) Line 1576    C++
     MyPlugin.dll!juce::Component::removeChildComponent(int index=0) Line 1525    C++
     MyPlugin.dll!juce::Component::deleteAllChildren() Line 1593    C++
     MyPlugin.dll!JuceVSTWrapper::EditorCompWrapper::~EditorCompWrapper() Line 1546    C++
     MyPlugin.dll!JuceVSTWrapper::EditorCompWrapper::`scalar deleting destructor'(unsigned int)    C++
     MyPlugin.dll!juce::ContainerDeletePolicy<JuceVSTWrapper::EditorCompWrapper>::destroy(JuceVSTWrapper::EditorCompWrapper * object=0x2a06d010) Line 58    C++
     MyPlugin.dll!juce::ScopedPointer<JuceVSTWrapper::EditorCompWrapper>::operator=(JuceVSTWrapper::EditorCompWrapper * const newObjectToTakePossessionOf=0x00000000) Line 141    C++
     MyPlugin.dll!JuceVSTWrapper::deleteEditor(bool canDeleteLaterIfModal=true) Line 1359    C++
     MyPlugin.dll!JuceVSTWrapper::dispatcher(int opCode=15, int index=0, int value=0, void * ptr=0x00000000, float opt=0.000000000) Line 1417    C++
     MyPlugin.dll!AudioEffect::dispatchEffectClass(AEffect * e=0x1a49bba0, int opCode=15, int index=0, int value=0, void * ptr=0x00000000, float opt=0.000000000) Line 33    C++
     VSTPlugManager.dll!14012d59()    Unknown
     VSTPlugManager.dll!140196c9()    Unknown
     Cubase7.exe!017605bc()    Unknown