日志猫的报错信息，求大佬解答

野蛮生长001 2017-08-11 04:50:12

08-11 08:43:42.004: W/System.err(818): android.os.NetworkOnMainThreadException
08-11 08:43:42.004: W/System.err(818): at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1117)
08-11 08:43:42.004: W/System.err(818): at java.net.InetAddress.lookupHostByName(InetAddress.java:385)
08-11 08:43:42.004: W/System.err(818): at java.net.InetAddress.getAllByNameImpl(InetAddress.java:236)
08-11 08:43:42.014: W/System.err(818): at java.net.InetAddress.getAllByName(InetAddress.java:214)
08-11 08:43:42.014: W/System.err(818): at libcore.net.http.HttpConnection.<init>(HttpConnection.java:70)
08-11 08:43:42.014: W/System.err(818): at libcore.net.http.HttpConnection.<init>(HttpConnection.java:50)
08-11 08:43:42.014: W/System.err(818): at libcore.net.http.HttpConnection$Address.connect(HttpConnection.java:340)
08-11 08:43:42.014: W/System.err(818): at libcore.net.http.HttpConnectionPool.get(HttpConnectionPool.java:87)
08-11 08:43:42.024: W/System.err(818): at libcore.net.http.HttpConnection.connect(HttpConnection.java:128)
08-11 08:43:42.024: W/System.err(818): at libcore.net.http.HttpEngine.openSocketConnection(HttpEngine.java:316)
08-11 08:43:42.024: W/System.err(818): at libcore.net.http.HttpEngine.connect(HttpEngine.java:311)
08-11 08:43:42.034: W/System.err(818): at libcore.net.http.HttpEngine.sendSocketRequest(HttpEngine.java:290)
08-11 08:43:42.034: W/System.err(818): at libcore.net.http.HttpEngine.sendRequest(HttpEngine.java:240)
08-11 08:43:42.034: W/System.err(818): at libcore.net.http.HttpURLConnectionImpl.getResponse(HttpURLConnectionImpl.java:282)
08-11 08:43:42.034: W/System.err(818): at libcore.net.http.HttpURLConnectionImpl.getResponseCode(HttpURLConnectionImpl.java:495)
08-11 08:43:42.034: W/System.err(818): at com.example.object_one.MainActivity.click(MainActivity.java:56)
08-11 08:43:42.044: W/System.err(818): at java.lang.reflect.Method.invokeNative(Native Method)
08-11 08:43:42.044: W/System.err(818): at java.lang.reflect.Method.invoke(Method.java:511)
08-11 08:43:42.054: W/System.err(818): at android.view.View$1.onClick(View.java:3594)
08-11 08:43:42.054: W/System.err(818): at android.view.View.performClick(View.java:4204)
08-11 08:43:42.054: W/System.err(818): at android.view.View$PerformClick.run(View.java:17355)
08-11 08:43:42.054: W/System.err(818): at android.os.Handler.handleCallback(Handler.java:725)
08-11 08:43:42.064: W/System.err(818): at android.os.Handler.dispatchMessage(Handler.java:92)
08-11 08:43:42.064: W/System.err(818): at android.os.Looper.loop(Looper.java:137)
08-11 08:43:42.075: W/System.err(818): at android.app.ActivityThread.main(ActivityThread.java:5041)
08-11 08:43:42.075: W/System.err(818): at java.lang.reflect.Method.invokeNative(Native Method)
08-11 08:43:42.075: W/System.err(818): at java.lang.reflect.Method.invoke(Method.java:511)
08-11 08:43:42.084: W/System.err(818): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
08-11 08:43:42.084: W/System.err(818): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
08-11 08:43:42.084: W/System.err(818): at dalvik.system.NativeStart.main(Native Method)

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