Unable to merge dex

When I add new dependencies I getting an error like this

Error:Error converting bytecode to dex:
Cause: com.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/internal/zzex;

Error In Gradle Console :-1:
AGPBI: {“kind”:“error”,“text”:“Error converting bytecode to dex:\nCause: com.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/internal/zzex;”,“sources”:[{}],“original”:“UNEXPECTED TOP-LEVEL EXCEPTION:\ncom.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/internal/zzex;\n”,“tool”:“Dex”}
AGPBI: {“kind”:“error”,“text”:“com.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/internal/zzex;”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat com.android.dx.merge.DexMerger.readSortableTypes(DexMerger.java:661)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat com.android.dx.merge.DexMerger.getSortedTypes(DexMerger.java:616)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat com.android.dx.merge.DexMerger.mergeClassDefs(DexMerger.java:598)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat com.android.dx.merge.DexMerger.mergeDexes(DexMerger.java:171)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat com.android.dx.merge.DexMerger.merge(DexMerger.java:198)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat com.android.builder.dexing.DexArchiveMergerCallable.call(DexArchiveMergerCallable.java:61)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat com.android.builder.dexing.DexArchiveMergerCallable.call(DexArchiveMergerCallable.java:36)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat java.util.concurrent.ForkJoinTask$AdaptedCallable.exec(ForkJoinTask.java:1424)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)”,“sources”:[{}]}
AGPBI: {“kind”:“error”,“text”:“\tat java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)”,“sources”:[{}]}

FAILED

FAILURE: Build failed with an exception.

  • What went wrong:
    Execution failed for task ‘:app:transformDexArchiveWithDexMergerForMinSdkIcsDebug’.

com.android.build.api.transform.TransformException: com.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/internal/zzex;

  • Try:
    Run with --info or --debug option to get more log output.

  • Exception is:
    org.gradle.api.tasks.TaskExecutionException: Execution failed for task ‘:app:transformDexArchiveWithDexMergerForMinSdkIcsDebug’.
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:100)
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:70)
    at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:63)
    at org.gradle.api.internal.tasks.execution.ResolveTaskOutputCachingStateExecuter.execute(ResolveTaskOutputCachingStateExecuter.java:54)
    at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58)
    at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:88)
    at org.gradle.api.internal.tasks.execution.ResolveTaskArtifactStateTaskExecuter.execute(ResolveTaskArtifactStateTaskExecuter.java:52)
    at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:52)
    at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:54)
    at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43)
    at org.gradle.api.internal.tasks.execution.CatchExceptionTaskExecuter.execute(CatchExceptionTaskExecuter.java:34)
    at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.run(DefaultTaskGraphExecuter.java:248)
    at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:336)
    at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:328)
    at org.gradle.internal.progress.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:197)
    at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:107)
    at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:241)
    at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:230)
    at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.processTask(DefaultTaskPlanExecutor.java:124)
    at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.access$200(DefaultTaskPlanExecutor.java:80)
    at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker$1.execute(DefaultTaskPlanExecutor.java:105)
    at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker$1.execute(DefaultTaskPlanExecutor.java:99)
    at org.gradle.execution.taskgraph.DefaultTaskExecutionPlan.execute(DefaultTaskExecutionPlan.java:625)
    at org.gradle.execution.taskgraph.DefaultTaskExecutionPlan.executeWithTask(DefaultTaskExecutionPlan.java:580)
    at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.run(DefaultTaskPlanExecutor.java:99)
    at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:63)
    at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:46)
    at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:55)
    Caused by: java.lang.RuntimeException: com.android.build.api.transform.TransformException: com.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/internal/zzex;
    at com.android.builder.profile.Recorder$Block.handleException(Recorder.java:55)
    at com.android.builder.profile.ThreadRecorder.record(ThreadRecorder.java:104)
    at com.android.build.gradle.internal.pipeline.TransformTask.transform(TransformTask.java:213)
    at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:73)
    at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$IncrementalTaskAction.doExecute(DefaultTaskClassInfoStore.java:173)
    at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:134)
    at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:121)
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$1.run(ExecuteActionsTaskExecuter.java:122)
    at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:336)
    at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:328)
    at org.gradle.internal.progress.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:197)
    at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:107)
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:111)
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:92)
    … 27 more
    Caused by: com.android.build.api.transform.TransformException: com.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/internal/zzex;
    at com.android.build.gradle.internal.transforms.DexMergerTransform.transform(DexMergerTransform.java:230)
    at com.android.build.gradle.internal.pipeline.TransformTask$2.call(TransformTask.java:222)
    at com.android.build.gradle.internal.pipeline.TransformTask$2.call(TransformTask.java:218)
    at com.android.builder.profile.ThreadRecorder.record(ThreadRecorder.java:102)
    … 39 more
    Caused by: com.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/internal/zzex;
    at com.android.dx.merge.DexMerger.readSortableTypes(DexMerger.java:661)
    at com.android.dx.merge.DexMerger.getSortedTypes(DexMerger.java:616)
    at com.android.dx.merge.DexMerger.mergeClassDefs(DexMerger.java:598)
    at com.android.dx.merge.DexMerger.mergeDexes(DexMerger.java:171)
    at com.android.dx.merge.DexMerger.merge(DexMerger.java:198)
    at com.android.builder.dexing.DexArchiveMergerCallable.call(DexArchiveMergerCallable.java:61)
    at com.android.builder.dexing.DexArchiveMergerCallable.call(DexArchiveMergerCallable.java:36)

  • Get more help at https://help.gradle.org

BUILD FAILED in 27s

21 actionable tasks: 20 executed, 1 up-to-date