v0.7.4 Camera black screen after first scan

[roitnaidu23]

after first scan if you open the camera again, it just stays black screen.
Shows this in console D/UseCaseAttachState(15904): All use case: [] for camera: 0
and normally its D/UseCaseAttachState(15904): All use case: [] for camera: 1/2/3

[hrshs]

Please share more information about your code.