Crashed when app starting on Galaxy S5

[mickyliu945]

FATAL EXCEPTION: main Process: top.codecafe, PID: 24809 java.lang.RuntimeException: Unable to instantiate application top.codecafe.AppContext: java.lang.NullPointerException: Attempt to invoke virtual method 'char[] java.lang.String.toCharArray()' on a null object reference at android.app.LoadedApk.makeApplication(LoadedApk.java:625) at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4980) at android.app.ActivityThread.access$1600(ActivityThread.java:172) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1483) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:145) at android.app.ActivityThread.main(ActivityThread.java:5832) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1399) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1194) Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'char[] java.lang.String.toCharArray()' on a null object reference at java.io.File.fixSlashes(File.java:185) at java.io.File.(File.java:134) at com.kymjs.nuwa.Nuwa.loadPatch(Nuwa.java:47) at com.kymjs.nuwa.Nuwa.init(Nuwa.java:38) at top.codecafe.AppContext.attachBaseContext(AppContext.java:17) at android.app.Application.attach(Application.java:205) at android.app.Instrumentation.newApplication(Instrumentation.java:1004) at android.app.Instrumentation.newApplication(Instrumentation.java:988) at android.app.LoadedApk.makeApplication(LoadedApk.java:620) at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4980)  at android.app.ActivityThread.access$1600(ActivityThread.java:172)  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1483)  at android.os.Handler.dispatchMessage(Handler.java:102)  at android.os.Looper.loop(Looper.java:145)  at android.app.ActivityThread.main(ActivityThread.java:5832)  at java.lang.reflect.Method.invoke(Native Method)  at java.lang.reflect.Method.invoke(Method.java:372)  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1399)  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1194) 

[mickyliu945]

I fixed as followed: // if (!new File(dexPath).exists()) { // Log.e(TAG, dexPath + " is null"); // return; // }

[shesio]

good

[chengfangpeng]

 if (TextUtils.isEmpty(dexPath) || !new File(dexPath).exists()) {
            Log.e(TAG, dexPath + " is null");
            return;
        }