我的android应用程序有一些漏洞,只有我在logcat上看到的错误是
E/Perf: Fail to get file list com.company.app_id
E/Perf: getFolderSize() : Exception_1 = java.lang.NullPointerException: Attempt to get length of null array
E/Perf: Fail to get file list com.company.app_id
E/Perf: getFolderSize() : Exception_1 = java.lang.NullPointerException: Attempt to get length of null array有人知道这个'Perf‘代表什么吗?
https://stackoverflow.com/questions/73734670
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