I git bisected org-mode source code, and found the commits after "410afd6f374e9" caused org-agenda
does not display scheduled and deadline tasks. Also affects org-contacts completion get contacts
email property.

I'm using the latest commit "dc4b2772e".

I use bug-hunter extension to test my Emacs config, confirmed problem is NOT on my Emacs config.

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[ stardiviner ]
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