[X2Go-Dev] Bug#921: Windows 10 64bit - X2GO Client session preferences window and other dialogs crashes on save/close

X2GoClient version 4.0.5.0 (QT - 48.8.6)

OS: Windows 10 64 bit

X2Go Client crashes when:

Session Preferences - Opening and editing and closing Session Preferences - Opening, viewing but not editing and closing Help > About X2Go Client Opening and then dismissing any dialog box from X2Go Client.

Visual Studio debugger shows the following exceptions:

• Unhandled exception at 0x00BCDAA6 in x2goclient.exe: 0xC000041D: An unhandled exception was encountered during a user callback.
• Exception thrown at 0x00BCDAA6 in x2goclient.exe: 0xC0000005: Access violation reading location 0x00000004.