Bug #52148 various exceptions including an out of memory error
Submitted: 17 Mar 2010 17:28 Modified: 29 Mar 2010 18:06
Reporter: Martin Snaith Email Updates:
Status: Duplicate Impact on me:
None 
Category:MySQL Workbench: Modeling Severity:S2 (Serious)
Version:5.2.16 OSS Beta OS:Microsoft Windows (windows 7 pro)
Assigned to: CPU Architecture:Any

[17 Mar 2010 17:28] Martin Snaith
Description:
Exception = System.AccessViolationException
Message = Attempted to read or write protected memory. This is often an indication that other memory is corrupt.
FullText = System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.
   at MySQL.Grt.ListModel.activate_popup_item_for_nodes(String name, List`1 nodes)
   at MySQL.GUI.Workbench.WorkbenchOverviewForm.popupActionHandler(Object sender, EventArgs e)
   at System.Windows.Forms.ToolStripItem.RaiseEvent(Object key, EventArgs e)
   at System.Windows.Forms.ToolStripMenuItem.OnClick(EventArgs e)
   at System.Windows.Forms.ToolStripItem.HandleClick(EventArgs e)
   at System.Windows.Forms.ToolStripItem.HandleMouseUp(MouseEventArgs e)
   at System.Windows.Forms.ToolStripItem.FireEventInteractive(EventArgs e, ToolStripItemEventType met)
   at System.Windows.Forms.ToolStripItem.FireEvent(EventArgs e, ToolStripItemEventType met)
   at System.Windows.Forms.ToolStrip.OnMouseUp(MouseEventArgs mea)
   at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea)
   at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
   at System.Windows.Forms.Control.WndProc(Message& m)
   at System.Windows.Forms.ScrollableControl.WndProc(Message& m)
   at System.Windows.Forms.ToolStrip.WndProc(Message& m)
   at System.Windows.Forms.ToolStripDropDown.WndProc(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

How to repeat:
Reverse engineer a big schema (400 ish tables) from SQL script.
Then try to create an ERD.

By the way my machine has 4Gbyte of main memory.

Suggested fix:
Not qualified to comment.
[29 Mar 2010 18:06] Miguel Solorzano
Related back trace of bug: http://bugs.mysql.com/bug.php?id=51628,