issue while uploading file

[rohitkasanwal2708]

FATAL EXCEPTION: main
Process: xyz.penpencil.unigo, PID: 27196
java.lang.RuntimeException: Unable to start activity ComponentInfo{xyz.penpencil.unigo/com.nbsp.materialfilepicker.ui.FilePickerActivity}: java.lang.UnsupportedOperationException: Failed to resolve attribute at index 1: TypedValue{t=0x2/d=0x7f0300ad a=6 r=0x7f050055}
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3846)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:4022)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:85)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2336)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:246)
at android.app.ActivityThread.main(ActivityThread.java:8653)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:602)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1130)
Caused by: java.lang.UnsupportedOperationException: Failed to resolve attribute at index 1: TypedValue{t=0x2/d=0x7f0300ad a=6 r=0x7f050055}
at android.content.res.TypedArray.getColor(TypedArray.java:528)
at android.app.Activity.onApplyThemeResource(Activity.java:5161)
at android.view.ContextThemeWrapper.initializeTheme(ContextThemeWrapper.java:216)
at android.view.ContextThemeWrapper.setTheme(ContextThemeWrapper.java:147)
at android.app.Activity.setTheme(Activity.java:5139)
at androidx.appcompat.app.AppCompatActivity.setTheme(AppCompatActivity.java:146)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3812)