error:195023974
When using zotero to view online, forum, and troubleshooting information, a red message appears saying that there is no app associated with the file to perform this action, please install the app, or if the app is already installed, create the association in the default app Settings page.
https://s3.amazonaws.com/zotero.org/images/forums/u16384052/8ylspe07mv2qq5drps7r.jpg
https://s3.amazonaws.com/zotero.org/images/forums/u16384052/cd1qgaa2ph6r8kgn23jw.png
Above are two screenshots. Thank you very much.