Try printing the missing class name?

Author: mrober

firebase-sessions/src/main/java/com/google/firebase/sessions/Eh.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright 2025 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.firebase.sessions;
+
+import androidx.annotation.NonNull;
+import androidx.datastore.preferences.PreferenceDataStoreDelegateKt;
+
+public class Eh {
+
+  @NonNull
+  public static String getMissingClassName() {
+    return PreferenceDataStoreDelegateKt.class.getName();
+  }
+}

firebase-sessions/src/main/kotlin/com/google/firebase/sessions/FirebaseSessionsRegistrar.kt

@@ -16,6 +16,7 @@
 
 package com.google.firebase.sessions
 
+import android.util.Log
 import androidx.annotation.Keep
 import com.google.android.datatransport.TransportFactory
 import com.google.firebase.FirebaseApp
@@ -38,8 +39,9 @@ import kotlinx.coroutines.CoroutineDispatcher
  */
 @Keep
 internal class FirebaseSessionsRegistrar : ComponentRegistrar {
-  override fun getComponents() =
-    listOf(
+  override fun getComponents(): List<Component<out Any>> {
+    Log.w("find me", "the missing class name: ${Eh.getMissingClassName()}")
+    return listOf(
       Component.builder(FirebaseSessions::class.java)
         .name(LIBRARY_NAME)
         .add(Dependency.required(firebaseApp))
@@ -110,6 +112,7 @@ internal class FirebaseSessionsRegistrar : ComponentRegistrar {
         .build(),
       LibraryVersionComponent.create(LIBRARY_NAME, BuildConfig.VERSION_NAME),
     )
+  }
 
   private companion object {
     private const val LIBRARY_NAME = "fire-sessions"