Mqtt启动Service

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Mqtt错误

时不时的会报这样的错误，不知道是为什么，总是出现在重新启动后。这里还有一个特例，就是在魅族手机上更就更加不行。跟手机有关系么？

java.lang.RuntimeException: Unable to create service com.home.service.BackgroundService: java.lang.IllegalArgumentException    at android.app.ActivityThread.handleCreateService(ActivityThread.java:2406)06-09 17:57:10.914: E/AndroidRuntime(2656):     at android.app.ActivityThread.access$1600(ActivityThread.java:140)06-09 17:57:10.914: E/AndroidRuntime(2656):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1295)06-09 17:57:10.914: E/AndroidRuntime(2656):     at android.os.Handler.dispatchMessage(Handler.java:99)06-09 17:57:10.914: E/AndroidRuntime(2656):     at android.os.Looper.loop(Looper.java:137)06-09 17:57:10.914: E/AndroidRuntime(2656):     at android.app.ActivityThread.main(ActivityThread.java:4914)06-09 17:57:10.914: E/AndroidRuntime(2656):     at java.lang.reflect.Method.invokeNative(Native Method)06-09 17:57:10.914: E/AndroidRuntime(2656):     at java.lang.reflect.Method.invoke(Method.java:511)06-09 17:57:10.914: E/AndroidRuntime(2656):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:808)06-09 17:57:10.914: E/AndroidRuntime(2656):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:575)06-09 17:57:10.914: E/AndroidRuntime(2656):     at dalvik.system.NativeStart.main(Native Method)06-09 17:57:10.914: E/AndroidRuntime(2656): Caused by: java.lang.IllegalArgumentException06-09 17:57:10.914: E/AndroidRuntime(2656):     at org.eclipse.paho.client.mqttv3.MqttConnectOptions.setUserName(MqttConnectOptions.java:115)06-09 17:57:10.914: E/AndroidRuntime(2656):     at com.home.util.Persistence.restoreConnections(Persistence.java:261)06-09 17:57:10.914: E/AndroidRuntime(2656):     at com.home.util.Connections.<init>(Connections.java:54)06-09 17:57:10.914: E/AndroidRuntime(2656):     at com.home.util.Connections.getInstance(Connections.java:77)06-09 17:57:10.914: E/AndroidRuntime(2656):     at com.home.service.BackgroundService.onCreate(BackgroundService.java:49)

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