aws S3 Transfer Manager Demo shut down

I am trying to run the AWS android samples from http://ift.tt/1iaLSfR

I have included the following jars in libs:

-aws-android-sdk-2.0.4-cognito.jar
- aws-android-sdk-2.0.4-core.jar
- aws-android-sdk-2.0.4-s3.jar

Also I have added the AWS_ACCOUNT_ID, COGNITO_POOL_ID, COGNITO_ROLE_UNAUTH and BUCKET_NAME.\

this is logcat - http://ift.tt/1gclje3

run this sample, action program then shut down. what is problem?? I don't know what to do. please help me.