open the media management,its error “Property 'mime_type' of argument 'item' of event onFetchMediaItems has a wrong item. Valid: string”

i dont know why,thanks!

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1 Answer 1


You will need to enable the fileinfo PHP extension, which might need to be done by your hosting provider, if you don't have the necessary permissions.


  • thank you very much!!!its working!
    – jia ning
    Commented Nov 25, 2022 at 4:28

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