Hello all, For few days now, I have been seeing the "wrong-type-argument avl-tree-" error when I try to kill a buffer where org-persist has run.
I am seeing this with the latest build of emacs-28 branch plus org main branch as of today. Here's the backtrace: Debugger entered--Lisp error: (wrong-type-argument avl-tree- nil) avl-tree-mapc(#<subr F616e6f6e796d6f75732d6c616d626461_anonymous_lambda_80> nil) org-element--cache-persist-before-write(org-element--cache #<buffer NEWS>) run-hook-with-args-until-success(org-element--cache-persist-before-write org-element--cache #<buffer NEWS>) #f(compiled-function (v) #<bytecode -0x12583f23e316161a>)(org-element--cache) #f(compiled-function (elt) #<bytecode -0x5162c688172baba>)(org-element--cache) mapc(#f(compiled-function (elt) #<bytecode -0x5162c688172baba>) (org-element--headline-cache org-element--cache)) seq-do(#f(compiled-function (elt) #<bytecode -0x5162c688172baba>) (org-element--headline-cache org-element--cache)) seq-find(#f(compiled-function (v) #<bytecode -0x12583f23e316161a>) (org-element--headline-cache org-element--cache)) org-persist-write((org-element--headline-cache org-element--cache) #<buffer NEWS>) org-persist-write-all(#<buffer NEWS>) org-persist-write-all-buffer() kill-buffer("NEWS") Are there any pointers on how to fix this? Thanks! -- Kaushal Modi