SDK crashed in Moto device when going to use latest google gcm Api 15.0.0

[Lalitkhandelwal]

--------- beginning of crash
05-04 12:04:53.533 10927-10955/com.example.trapyzlocatesdkdemo:trapyzlocationservice E/AndroidRuntime: FATAL EXCEPTION: AsyncTask #1
Process: com.example.trapyzlocatesdkdemo:trapyzlocationservice, PID: 10927
java.lang.RuntimeException: An error occurred while executing doInBackground()
at android.os.AsyncTask$3.done(AsyncTask.java:325)
at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:354)
at java.util.concurrent.FutureTask.setException(FutureTask.java:223)
at java.util.concurrent.FutureTask.run(FutureTask.java:242)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
at java.lang.Thread.run(Thread.java:761)
Caused by: java.lang.NoClassDefFoundError: Failed resolution of: Lcom/google/android/gms/ads/identifier/AdvertisingIdClient;
at com.trapyz.trapyzlocatesdk.TrapyzLocationService$1.doInBackground(TrapyzLocationService.java:80)
at com.trapyz.trapyzlocatesdk.TrapyzLocationService$1.doInBackground(TrapyzLocationService.java:74)
at android.os.AsyncTask$2.call(AsyncTask.java:305)
at java.util.concurrent.FutureTask.run(FutureTask.java:237)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243) 
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133) 
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607) 
at java.lang.Thread.run(Thread.java:761) 
Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.android.gms.ads.identifier.AdvertisingIdClient" on path: DexPathList[[zip file "/data/app/com.example.trapyzlocatesdkdemo-1/base.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_dependencies_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_0_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_1_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_2_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_3_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_4_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_5_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_6_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_7_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_8_apk.apk", zip file "/data/app/com.example.trapyzlocatesdkdemo-1/split_lib_slice_9_apk.apk"],nativeLibraryDirectories=[/data/app/com.example.trapyzlocatesdkdemo-1/lib/arm, /system/lib, /vendor/lib]]
at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
at java.lang.ClassLoader.loadClass(ClassLoader.java:380)
at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
at com.trapyz.trapyzlocatesdk.TrapyzLocationService$1.doInBackground(TrapyzLocationService.java:80) 
at com.trapyz.trapyzlocatesdk.TrapyzLocationService$1.doInBackground(TrapyzLocationService.java:74) 
at android.os.AsyncTask$2.call(AsyncTask.java:305) 
at java.util.concurrent.FutureTask.run(FutureTask.java:237) 
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243) 
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133) 
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607) 
at java.lang.Thread.run(Thread.java:761) 
05-04 12:04:53.651 10927-10959/com.example.trapyzlocatesdkdemo:trapyzlocationservice D/NetworkSecurityConfig: No Network Security Config specified, using platform default