Workaround to fix segfault with a C++ deleted widget
Closes #2826 (closed)
This MR is a workaround to avoid to access to a widget already released in C++ side.
This have to be backported to 1.8
Closes #2826 (closed)
This MR is a workaround to avoid to access to a widget already released in C++ side.
This have to be backported to 1.8