java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.lang.String.toLowerCase()' on a null object reference
	at jrizani.jrspinner.a.k(Unknown Source:22)
	at jrizani.jrspinner.b$b.onTextChanged(Unknown Source:10)
	at android.widget.TextView.sendOnTextChanged(TextView.java:10799)
	at android.widget.TextView.setText(TextView.java:6411)
	at android.widget.TextView.setText(TextView.java:6237)
	at android.widget.EditText.setText(EditText.java:121)
	at android.widget.TextView.setText(TextView.java:6189)
	at android.widget.TextView.onRestoreInstanceState(TextView.java:6056)
	at android.view.View.dispatchRestoreInstanceState(View.java:21357)
	at android.view.ViewGroup.dispatchRestoreInstanceState(ViewGroup.java:4017)
	at android.view.ViewGroup.dispatchRestoreInstanceState(ViewGroup.java:4017)
	at android.view.ViewGroup.dispatchRestoreInstanceState(ViewGroup.java:4017)
	at android.view.View.restoreHierarchyState(View.java:21335)
	at androidx.fragment.app.Fragment.restoreViewState(Unknown Source:6)
	at androidx.fragment.app.j.T0(Unknown Source:724)
	at androidx.fragment.app.j.Q0(Unknown Source:93)
	at androidx.fragment.app.j.R0(Unknown Source:42)
	at androidx.fragment.app.j.i0(Unknown Source:4)
	at androidx.fragment.app.j.C(Unknown Source:6)
	at androidx.fragment.app.f.c(Unknown Source:4)
	at androidx.fragment.app.d.onStart(Unknown Source:15)
	at androidx.appcompat.app.e.onStart(Unknown Source:0)
	at android.app.Instrumentation.callActivityOnStart(Instrumentation.java:1456)
	at android.app.Activity.performStart(Activity.java:8208)
	at android.app.ActivityThread.handleStartActivity(ActivityThread.java:3796)
	at android.app.servertransaction.TransactionExecutor.performLifecycleSequence(TransactionExecutor.java:221)
	at android.app.servertransaction.TransactionExecutor.cycleToPath(TransactionExecutor.java:201)
	at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:173)
	at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:97)
	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2291)
	at android.os.Handler.dispatchMessage(Handler.java:106)
	at android.os.Looper.loopOnce(Looper.java:210)
	at android.os.Looper.loop(Looper.java:299)
	at android.app.ActivityThread.main(ActivityThread.java:8309)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:556)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1038)