...

app/build.gradle.kts

@@ -40,6 +40,7 @@ android {
             firebaseCrashlytics {
                 mappingFileUploadEnabled = true
             }
+            signingConfig = signingConfigs.getByName("release")
         }
     }
     compileOptions {
@@ -55,14 +56,14 @@ android {
     }
 }
 gradle.taskGraph.whenReady {
-    tasks.findByName("uploadCrashlyticsMappingFile")?.enabled = false
-//    tasks.each { task ->
-//        if (task.name.contains("uploadCrashlyticsMappingFile")) {
-//            task.enabled = false
-//        }
-//    }
+    tasks.forEach { task ->
+        if (task.name.contains("uploadCrashlyticsMappingFile")) {
+            task.enabled = false
+        }
+    }
 }
 
+
 dependencies {
 
     implementation(libs.androidx.core.ktx)