12-01 19:27:05.220: E/AndroidRuntime(1678): FATAL EXCEPTION: main
12-01 19:27:05.220: E/AndroidRuntime(1678): java.lang.IllegalArgumentException: Host name may not be null
12-01 19:27:05.220: E/AndroidRuntime(1678): at org.apache.http.HttpHost.<init>(HttpHost.java:83)
12-01 19:27:05.220: E/AndroidRuntime(1678): at org.apache.http.impl.client.AbstractHttpClient.determineTarget(AbstractHttpClient.java:497)
12-01 19:27:05.220: E/AndroidRuntime(1678): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:487)
12-01 19:27:05.220: E/AndroidRuntime(1678): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:465)
12-01 19:27:05.220: E/AndroidRuntime(1678): at com.example.webservice.PhpActivitys.getJSONUrl(PhpActivitys.java:162)
12-01 19:27:05.220: E/AndroidRuntime(1678): at com.example.webservice.PhpActivitys.SearchData(PhpActivitys.java:83)
12-01 19:27:05.220: E/AndroidRuntime(1678): at com.example.webservice.PhpActivitys$1.onClick(PhpActivitys.java:64)
12-01 19:27:05.220: E/AndroidRuntime(1678): at android.view.View.performClick(View.java:3511)
12-01 19:27:05.220: E/AndroidRuntime(1678): at android.view.View$PerformClick.run(View.java:14105)
12-01 19:27:05.220: E/AndroidRuntime(1678): at android.os.Handler.handleCallback(Handler.java:605)
12-01 19:27:05.220: E/AndroidRuntime(1678): at android.os.Handler.dispatchMessage(Handler.java:92)
12-01 19:27:05.220: E/AndroidRuntime(1678): at android.os.Looper.loop(Looper.java:137)
12-01 19:27:05.220: E/AndroidRuntime(1678): at android.app.ActivityThread.main(ActivityThread.java:4424)
12-01 19:27:05.220: E/AndroidRuntime(1678): at java.lang.reflect.Method.invokeNative(Native Method)
12-01 19:27:05.220: E/AndroidRuntime(1678): at java.lang.reflect.Method.invoke(Method.java:511)
12-01 19:27:05.220: E/AndroidRuntime(1678): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
12-01 19:27:05.220: E/AndroidRuntime(1678): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
12-01 19:27:05.220: E/AndroidRuntime(1678): at dalvik.system.NativeStart.main(Native Method)
12-01 19:27:06.090: I/dalvikvm(1678): threadid=3: reacting to signal 3
12-01 19:27:06.090: I/dalvikvm(1678): Wrote stack traces to '/data/anr/traces.txt'