Still happening in Ubuntu 13.10. Testing with mono 3.2.5, we get (at last!) a better error message:
Cannot add Control to TabControl. Only TabPages can be directly added to TabControls. System.Windows.Forms at System.Windows.Forms.TabControl+ControlCollection.Add (System.Windows.Forms.Control value) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Control.set_Parent (System.Windows.Forms.Control value) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Control..ctor (System.Windows.Forms.Control parent, System.String text) [0x00000] in <filename unknown>:0 at (wrapper remoting-invoke-with-check) System.Windows.Forms.Control:.ctor (System.Windows.Forms.Control,string) at System.Windows.Forms.NativeWindow.WndProc (IntPtr hWnd, Msg msg, IntPtr wParam, IntPtr lParam) [0x00000] in <filename unknown>:0 at System.Windows.Forms.XplatUIX11.DispatchMessage (System.Windows.Forms.MSG& msg) [0x00000] in <filename unknown>:0 at System.Windows.Forms.XplatUI.DispatchMessage (System.Windows.Forms.MSG& msg) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Application.RunLoop (Boolean Modal, System.Windows.Forms.ApplicationContext context) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Application.Run (System.Windows.Forms.ApplicationContext context) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Application.Run (System.Windows.Forms.Form mainForm) [0x00000] in <filename unknown>:0 at KeePass.Program.Main (System.String[] args) [0x00000] in <filename unknown>:0 Void Add(System.Windows.Forms.Control) Regards -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/891029 Title: keepass2 (2.16+dfsg-2) crashes switching tabs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/keepass2/+bug/891029/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs