Steps:

1. Load a Qt creator project, build it in debug mode, then start debugging.
2. Add one breakpoint at the first line of main function in main.cpp.
3. Move mouse on this breakpoint, click right mouse key. Menu pops up, Select disable breakpoint *.
4. The breakpoint disabled, but another menu pops up.

Expected result:
No other menu pops up after disable a breakpoint.
Actually result:
another menu pops up after disable a breakpoint.