Operating system: Windows-10-10.0.18362 64 Bits
Graphics card: GeForce GTX 1070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 431.60
Broken: version: 2.80 (sub 75), branch: master, commit date: 2019-07-29 14:47, hash: rBf6cb5f54494e
Short description of error
The shortcut for binding a camera to a marker in the timeline or dope sheet editor is not working properly. If you hover the mouse pointer over the inferior part of the window where the markers tags are then it works. the command in the menus from the time line and dope sheet editors works as intended.
Exact steps for others to reproduce the error
Add a couple of cameras and markers in the timeline or dope sheet editors and try to bind them using the shortcut CTRL+B, The try again hovering the mouse on the markers name area of the window.