Bug #118321 Parameter is not valid error, MySQL will not start.

• Submitted: 31 May 2:25
• Modified: 2 Jun 11:57
• Reporter: Bob Sklar
• Status: Duplicate
• Category: MySQL Workbench
• Severity: S1 (Critical)
• Version: 8.0.42
• OS: Windows
• CPU Architecture: Any

[31 May 2:25] Bob Sklar

Description:
When starting a connection (saved and used for years) receive an error box MySQL Workbench has encountered a problem: Parameter is not valid.

Instructions are to make a bug report so here it is.

Exception = System.ArgumentException
Message = Parameter is not valid.
FullText = System.ArgumentException: Parameter is not valid.
   at System.Drawing.Bitmap..ctor(String filename, Boolean useIcm)
   at TriangleNodeControl..ctor()
   at MformsTree.AddColumn(TreeColumnType type, String name, Int32 initial_width, Boolean editable)
   at mforms.MenuItem.callback(MenuItem* )
   at MenuItemEventTarget.MenuItemClick(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.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.ToolStrip.WndProc(Message& m)
   at System.Windows.Forms.ToolStripDropDown.WndProc(Message& m)
   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

How to repeat:
Start a connection.

Suggested fix:
Unk

[2 Jun 11:57] MySQL Verification Team

Hello Bob Sklar,

Thank you for the bug report.
Imho this is duplicate of Bug #99285, please see Bug #99285 and follow the suggested fix.

Regards,
Ashwini Patil