Black Screen when camera is already in use

[Ponsen]

Expected Behaviour

Error callback from scan() triggered

Actual Behaviour

Black preview is shown. "Back" or "Cancel"-Buttons non functioning.

Steps to Reproduce

create blank cordova app
add barcode plugin
add button to invoke scan
start preinstalled camera app or any other that occupies the camera
run sample app
click scan button
result: black scan-view, buttons don't work

Platform and Version (eg. Android 5.0 or iOS 9.2.1)

Windows 10
Version 1703
Build 15063.540

(Android) What device vendor (e.g. Samsung, HTC, Sony...)

Fujitsu notebook with integrated webcam

Cordova CLI version and cordova platform version

Cordova: 6.5.0
Windows Platform: 5.0.0

Plugin version

Latest Github version

Sample Code that illustrates the problem

I've added an error callback to mediaCapture.getPreviewFrameAsync promise (as seen in the gif) but it's only beeing triggered when I exit the app.

Logs taken while reproducing problem

When I exit the app, the following error message is passed to my added error callback:
"Hardware MFT failed to start streaming due to lack of hardware resources."

[DelemarreA]

Have the same problem...