FirebaseUI-Android: AuthUI.IdpConfig.EmailBuilder() InflationException Error

Step 2:

• Android device: Pixel 2 XL
• Android OS version: API 28 and API 27(Oreo)
• Google Play Services version: 4.0.0
• Firebase/Play Services SDK version: 16.0.1
• FirebaseUI version: 4.1.0

Step 3: Describe the problem:

Gmail and Phone buttons work. But, when the Email Signup button is clicked on the following error occurs for API 27(Oreo): com.firebase.ui.auth.FirebaseUiException: Code: 13, message: 13:

and for API 28: android.view.InflateException: Binary XML file line #24: Binary XML file line #24: Error inflating class android.support.design.widget.TextInputLayout Caused by: android.view.InflateException: Binary XML file line #24: Error inflating class android.support.design.widget.TextInputLayout Caused by: java.lang.reflect.InvocationTargetException

Steps to reproduce:

1. Basic AuthUI.getInstance

Observed Results:

Error with app crash occurs.

Expected Results:

Email sign in activity is presented.

Relevant Code:

FirebaseAuth auth = FirebaseAuth.getInstance();
      if (auth.getCurrentUser() != null) {
          // already signed in
      } else {
          // not signed in
          startActivityForResult(
                  // Get an instance of AuthUI based on the default app
                  AuthUI.getInstance()
                          .createSignInIntentBuilder()
                  .setAvailableProviders(Arrays.asList(
                  new AuthUI.IdpConfig.GoogleBuilder().build(),
                  new AuthUI.IdpConfig.EmailBuilder().build(),
                  new AuthUI.IdpConfig.PhoneBuilder().build()))
                  .build(),
                  RC_SIGN_IN);
      }

ERROR API 28

android.view.InflateException: Binary XML file line #24: Binary XML file line #24: Error inflating class android.support.design.widget.TextInputLayout
    Caused by: android.view.InflateException: Binary XML file line #24: Error inflating class android.support.design.widget.TextInputLayout
    Caused by: java.lang.reflect.InvocationTargetException
        at java.lang.reflect.Constructor.newInstance0(Native Method)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:343)
        at android.view.LayoutInflater.createView(LayoutInflater.java:647)
        at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:790)
        at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
        at android.view.LayoutInflater.rInflate(LayoutInflater.java:863)
        at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824)
        at android.view.LayoutInflater.rInflate(LayoutInflater.java:866)
        at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824)
        at android.view.LayoutInflater.rInflate(LayoutInflater.java:866)
        at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824)
        at android.view.LayoutInflater.inflate(LayoutInflater.java:515)
        at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
        at com.firebase.ui.auth.ui.email.CheckEmailFragment.onCreateView(CheckEmailFragment.java:89)
        at android.support.v4.app.Fragment.performCreateView(Fragment.java:2442)
        at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1460)
        at android.support.v4.app.FragmentManagerImpl.moveFragmentToExpectedState(FragmentManager.java:1784)
        at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1852)
        at android.support.v4.app.BackStackRecord.executeOps(BackStackRecord.java:802)
        at android.support.v4.app.FragmentManagerImpl.executeOps(FragmentManager.java:2625)
        at android.support.v4.app.FragmentManagerImpl.executeOpsTogether(FragmentManager.java:2411)
        at android.support.v4.app.FragmentManagerImpl.removeRedundantOperationsAndExecute(FragmentManager.java:2366)
        at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:2273)
        at android.support.v4.app.FragmentManagerImpl.dispatchStateChange(FragmentManager.java:3273)
        at android.support.v4.app.FragmentManagerImpl.dispatchActivityCreated(FragmentManager.java:3229)
        at android.support.v4.app.FragmentController.dispatchActivityCreated(FragmentController.java:201)
        at android.support.v4.app.FragmentActivity.onStart(FragmentActivity.java:620)
        at android.support.v7.app.AppCompatActivity.onStart(AppCompatActivity.java:178)
        at android.app.Instrumentation.callActivityOnStart(Instrumentation.java:1391)
        at android.app.Activity.performStart(Activity.java:7157)
        at android.app.ActivityThread.handleStartActivity(ActivityThread.java:2937)
        at android.app.servertransaction.TransactionExecutor.performLifecycleSequence(TransactionExecutor.java:180)
        at android.app.servertransaction.TransactionExecutor.cycleToPath(TransactionExecutor.java:165)
        at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:142)
        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:70)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1808)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loop(Looper.java:193)
        at android.app.ActivityThread.main(ActivityThread.java:6669)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
    Caused by: java.lang.NoSuchFieldError: No static field error_color_material of type I in class Landroid/support/v7/appcompat/R$color; or its superclasses (declaration of 'android.support.v7.appcompat.R$color' appears in /data/app/com.example.traviswhitten.whatspoppin-tsoJTg75SeXYhS_YN1iu8A==/split_lib_slice_4_apk.apk)
        at android.support.design.widget.TextInputLayout.setErrorEnabled(TextInputLayout.java:654)
        at android.support.design.widget.TextInputLayout.<init>(TextInputLayout.java:257)
        at android.support.design.widget.TextInputLayout.<init>(TextInputLayout.java:187)
        	... 42 more