IllegalAccessError when try getEMDKManager

Hello! Unable to run the test application «ProfileAppMgrSample1» of Sample EMDK 3.1.

When called

EMDKResults results = EMDKManager.getEMDKManager (getApplicationContext (), this);

get error:

…

Class resolved by unexpected DEX: Lcom/symbol/profiledatacapturesample1/MainActivity0x41582ac8):0x5a0bf000 ref [Lcom/symbol/emdk/EMDKManager$EMDKListener;] Lcom/symbol/emdk/EMDKManager$EMDKListener0x41582ac8):0x5a0b6000 (Lcom/symbol/profiledatacapturesample1/MainActivity; had used a different Lcom/symbol/emdk/EMDKManager$EMDKListener; during pre-verification) W/dalvikvm(2612): Link of class 'Lcom/symbol/profiledatacapturesample1/MainActivity;' failed W/dalvikvm(2612): threadid=1: thread exiting with uncaught exception (group=0x40c00438) E/AndroidRuntime(2612): FATAL EXCEPTION: main E/AndroidRuntime(2612): java.lang.IllegalAccessError: Class ref in pre-verified class resolved to unexpected implementation E/AndroidRuntime(2612):  at dalvik.system.DexFile.defineClass(Native Method)

…

In Manifest:

<uses-permission android:name="com.symbol.emdk.permission.EMDK"/>

And

<uses-library android:name="com.symbol.emdk"/>

I tried to first write my application, but the result is the same mistake. The development environment Eclipse. Can you help solve this problem?