Lakshya Punhani

Trying to download an apk but facing null pointer exception but downloading all other files(pdf, jpg,mp4) is working perfectly. Device details Redmi 9 power MIUI version - MIUI Global 12.0.8...

E/AndroidRuntime: FATAL EXCEPTION: main Process: com.shanky.qrscanner, PID: 8249 java.lang.IllegalStateException: Camera already started! at github.nisrulz.qreader.QREader.startCameraView(QREader.java:213) at github.nisrulz.qreader.QREader.start(QREader.java:176) at github.nisrulz.qreader.QREader$2.onGlobalLayout(QREader.java:118) at android.view.ViewTreeObserver.dispatchOnGlobalLayout(ViewTreeObserver.java:981) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2414) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1522) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:7098) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:927) at android.view.Choreographer.doCallbacks(Choreographer.java:702)...