Hi @ray66rus

I've been trying to use steemj on android however, i'm getting this error ..

10-15 15:10:58.280 6913-6913/com.trender.steemsocial W/Java7Support: Unable to load JDK7 types (annotations, java.nio.file.Path): no Java7 support added
10-15 15:10:58.297 6913-6913/com.trender.steemsocial W/System.err: eu.bittrade.crypto.core.AddressFormatException: Checksum does not validate
at eu.bittrade.crypto.core.base58.Base58.decodeChecked(Base58.java:201)
at eu.bittrade.crypto.core.VersionedChecksummedBytes.init
(VersionedChecksummedBytes.java:52)
at eu.bittrade.crypto.core.DumpedPrivateKey.init(DumpedPrivateKey.java:74)
at eu.bittrade.crypto.core.DumpedPrivateKey.fromBase58(DumpedPrivateKey.java:50)
at eu.bittrade.libs.steemj.configuration.PrivateKeyStorage.convertWifToECKeyPair(PrivateKeyStorage.java:158)
at eu.bittrade.libs.steemj.configuration.PrivateKeyStorage.addPrivateKeyToAccount(PrivateKeyStorage.java:109)
at eu.bittrade.libs.steemj.configuration.PrivateKeyStorage.addAccount(PrivateKeyStorage.java:81)
at com.xscoder.steemsocial.Intro.onCreate(Intro.java:118)
at android.app.Activity.performCreate(Activity.java:6679)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2618)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2726)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1477)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6119)
10-15 15:10:58.298 6913-6913/com.trender.steemsocial W/System.err: at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)
10-15 15:10:58.321 6913-6931/com.trender.steemsocial D/FA: Logging event (FE): ...

Thanks ...