Android Question (Closed) Barcode Reader cannot start again once stop

[aeric]

[B4X] [B4XPages] Barcode Reader

B4A + B4i barcode reader. Don't miss: - #PlistExtra in B4i. - Manifest code + #AdditionalJar in B4A Depends on BCToast: https://www.b4x.com/android/forum/threads/b4x-bctoast-cross-platform-custom-toast-message.111046/#content (BCToast will be an internal library in the near future) While the...

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The app compiled successfully and start the camera with preview. Once I tap on the Stop button, I can't Start the camera again.
I suspect it is the permission issue.
Please suggest how I can solve this issue.

Phone: Redmi 5 Plus
Android: 8.1.0

Spoiler

Logger connected to: Xiaomi Redmi 5 Plus
--------- beginning of main
Copying updated assets files (4)
*** Service (starter) Create ***
** Service (starter) Start **
** Activity (main) Create, isFirst = true **
Call B4XPages.GetManager.LogEvents = True to enable logging B4XPages events.
** Activity (main) Resume **
--------- beginning of system
** Activity (main) Pause event (activity is not paused). **
** Activity (main) Resume **
findCamera
null
2
facing: 0, 0
findCamera
0
2
facing: 0, 0
Preview Orientation: 90

 

[Erel]

It can't be a permission issue.

What exactly happens when you click Start again?

FWIW, it works properly when I test it.

 

[aeric]

Nothing happen. Then it must be the phone problem. I try find other phone to test.

 

[aeric]

I uninstall and reinstall B4A and it is fixed. It seems my B4A installation was corrupted.