zhang issues

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                                            zhang

你好，遇到这么一个崩溃错误。

出错堆栈 1 java.lang.RuntimeException:Unable to start activity ComponentInfo{com.baobeidaola.fanli/com.cretin.www.cretinautoupdatelibrary.activity.UpdateType12Activity}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String com.cretin.www.cretinautoupdatelibrary.model.DownloadInfo.getUpdateLog()' on a null object reference 2 android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2951) 3 ...... 4 Caused by: 5 java.lang.NullPointerException:Attempt to...