https://forums.zotero.org/discussion/comment/62402/
Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIFile.directoryEntries] - Zotero...
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componentreturnedfailurecodens
https://lists.torproject.org/mailman3/hyperkitty/list/tbb-commits@lists.torproject.org/thread/26IRUTLC4GCT2P6RV6ZABNLRRLO36XTS/
[torbutton/master] Bug 10573: Replace deprecated nsILocalFile with nsIFile - tbb-commits -...
masterbugreplace