Bug #67128 Unable to edit models
Submitted: 8 Oct 2012 2:40 Modified: 8 Nov 2012 14:12
Reporter: Benjamin Such Email Updates:
Status: No Feedback Impact on me:
None 
Category:MySQL Workbench: Modeling Severity:S2 (Serious)
Version:5.2.42 OS:Windows (Microsoft Windows 7 Service Pack 1 (build 7601), 64-bit)
Assigned to: CPU Architecture:Any
Tags: WBBugReporter

[8 Oct 2012 2:40] Benjamin Such
Description:
After I put a relationship between two models its sometimes not possible to edit the models.

----- Developer Notes -----

MySQL Workbench CE for Windows version 5.2.42  revision 9752
Configuration Directory: C:\Users\Benjamin Such\AppData\Roaming\MySQL\Workbench
Data Directory: C:\Program Files (x86)\MySQL\MySQL Workbench 5.2 CE
Cairo Version: 1.8.8
OS: Microsoft Windows 7  Service Pack 1 (build 7601), 64-bit
CPU: 4x Intel(R) Core(TM) i3-2100 CPU @ 3.10GHz, 8.0 GiB RAM
Active video adapter (0): NVIDIA GeForce GTS 450   
Installed video RAM: 1023 MB
Current video mode: 1920 x 1080 x 4294967296 Farben
Used bit depth: 32
Driver version: 8.17.13.142
Installed display drivers: nvd3dumx.dll,nvwgf2umx.dll,nvwgf2umx.dll,nvd3dum,nvwgf2um,nvwgf2um
Current user language: Deutsch (Deutschland)

Exception = System.InvalidCastException
Message = Das Objekt des Typs "MySQL.Forms.MenuItemImpl" kann nicht in Typ "MySQL.GUI.Workbench.Plugins.DockablePlugin" umgewandelt werden.
FullText = System.InvalidCastException: Das Objekt des Typs "MySQL.Forms.MenuItemImpl" kann nicht in Typ "MySQL.GUI.Workbench.Plugins.DockablePlugin" umgewandelt werden.
   bei MySQL.GUI.Workbench.Plugins.DockablePlugin.GetFromFixedPtr(IntPtr ptr)
   bei MySQL.GUI.Workbench.MainForm.ShowPlugin(IntPtr ptr)
   bei MySQL.Forms.AppImpl.show_editor_wrapper(UInt32 native_handle)
   bei boost.detail.function.void_function_invoker1<void (__cdecl*)(unsigned int),void,unsigned int>.invoke(function_buffer* function_ptr, UInt32 a0)
   bei wb.ModelDiagramForm.handle_mouse_double_click(ModelDiagramForm* , MouseButton , Int32 , Int32 , EventState )
   bei MySQL.Workbench.ModelDiagramFormWrapper.OnMouseDoubleClick(MouseEventArgs e, Int32 X, Int32 Y, Keys keystate, MouseButtons buttons)
   bei MySQL.GUI.Workbench.ModelDiagramForm.CanvasPanel_MouseDoubleClick(Object sender, MouseEventArgs e)
   bei System.Windows.Forms.Control.OnMouseDoubleClick(MouseEventArgs e)
   bei MySQL.Utilities.WindowsCanvasViewerPanel.OnMouseDoubleClick(MouseEventArgs e)
   bei System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
   bei System.Windows.Forms.Control.WndProc(Message& m)
   bei System.Windows.Forms.ScrollableControl.WndProc(Message& m)
   bei System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
   bei System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
   bei System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

How to repeat:
Just make a relationship and try to double click on a model. You will see you are unable to edit most of the models.
[8 Oct 2012 14:12] MySQL Verification Team
Please try version 5.2.44. Thanks.
[9 Nov 2012 1:00] Bugs System
No feedback was provided for this bug for over a month, so it is
being suspended automatically. If you are able to provide the
information that was originally requested, please do so and change
the status of the bug back to "Open".