08-30 18:35:28.523 12228-12257/me.jangofetthd.lentach E/AndroidRuntime: FATAL EXCEPTION: AsyncTask #1
                                                                        Process: me.jangofetthd.lentach, PID: 12228
                                                                        java.lang.RuntimeException: An error occurred while executing doInBackground()
                                                                            at android.os.AsyncTask$3.done(AsyncTask.java:318)
                                                                            at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:354)
                                                                            at java.util.concurrent.FutureTask.setException(FutureTask.java:223)
                                                                            at java.util.concurrent.FutureTask.run(FutureTask.java:242)
                                                                            at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243)
                                                                            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
                                                                            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
                                                                            at java.lang.Thread.run(Thread.java:761)
                                                                         Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.Context.getPackageName()' on a null object reference
                                                                            at android.preference.PreferenceManager.getDefaultSharedPreferencesName(PreferenceManager.java:498)
                                                                            at android.preference.PreferenceManager.getDefaultSharedPreferences(PreferenceManager.java:487)
                                                                            at com.vk.sdk.VKAccessToken.tokenFromSharedPreferences(VKAccessToken.java:236)
                                                                            at com.vk.sdk.VKAccessToken.currentToken(VKAccessToken.java:275)
                                                                            at com.vk.sdk.api.httpClient.VKHttpClient.requestWithVkRequest(VKHttpClient.java:79)
                                                                            at com.vk.sdk.api.VKRequest.getPreparedRequest(VKRequest.java:305)
                                                                            at com.vk.sdk.api.VKRequest.getOperation(VKRequest.java:323)
                                                                            at com.vk.sdk.api.VKRequest.start(VKRequest.java:392)
                                                                            at com.vk.sdk.api.VKRequest.executeWithListener(VKRequest.java:233)
                                                                            at me.jangofetthd.lentach.MainActivity$VkGetPostsAsyncTask.doInBackground(MainActivity.java:149)
                                                                            at me.jangofetthd.lentach.MainActivity$VkGetPostsAsyncTask.doInBackground(MainActivity.java:138)
                                                                            at android.os.AsyncTask$2.call(AsyncTask.java:304)
                                                                            at java.util.concurrent.FutureTask.run(FutureTask.java:237)
                                                                            at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243)
                                                                            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
                                                                            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
                                                                            at java.lang.Thread.run(Thread.java:761)