Backtrace attached. Error goes away if one explicitly sets

(setq org--inhibit-version-check t)

No change to my emacs config -- just a new rebuild (org 9.6.6
integrated ) breaks

Debugger entered--Lisp error: (error "Org version mismatch.  Make sure that correct ‘loa...")
  (signal error ("Org version mismatch.  Make sure that correct ‘loa..."))
  (error "Org version mismatch.  Make sure that correct `loa...")
  (byte-code "\301\302!\210\10\204\30\0\303 \304\232\204\30\0\305\306\307\"\210\310\311!\210\301\312!\210\301\313!\207" [org--inhibit-version-check require org-macs org-release "9.6.5" warn "Org version mismatch.  Org loading aborted.\nThis w..." "(straight-use-package 'org)" error "Org version mismatch.  Make sure that correct `loa..." cl-lib oc] 3)
  (require org-keys)
  (byte-code "\302\303!\210\10\204\30\0\304 \305\232\204\30\0\306\307\310\"\210\311\312!\210\302\313!\210\302\314!\210\302\315!\210\302\316!\210\3171<\0\320\321\11!\322P..." [org--inhibit-version-check load-file-name require org-compat org-release "9.6.6" warn "Org version mismatch.  Org loading aborted.\nThis w..." "(straight-use-package 'org)" error "Org version mismatch.  Make sure that correct `loa..." cl-lib calendar find-func format-spec (error) load file-name-directory "org-loaddefs" nil t message "WARNING: No org-loaddefs.el file could be found fr..." sit-for 3 "You need to run \"make\" or \"make autoloads\" from Or..." org-macs org-keys ol oc org-table org-fold org-cycle defvaralias org-hide-block-startup org-cycle-hide-block-startup org-hide-drawer-startup org-cycle-hide-drawer-startup org-pre-cycle-hook org-cycle-pre-hook org-tab-first-hook org-cycle-tab-first-hook defalias org-global-cycle org-cycle-global org-overview org-cycle-overview org-content org-cycle-content org-reveal ...] 6)
  (load "org")
  (load-library "org")
  (#<subr funcall-interactively> load-library "org")
  (apply #<subr funcall-interactively> load-library "org")
  (ad-Advice-funcall-interactively #<subr funcall-interactively> load-library "org")
  (apply ad-Advice-funcall-interactively #<subr funcall-interactively> (load-library "org"))
  (funcall-interactively load-library "org")
  (#<subr call-interactively> load-library record nil)
  (apply #<subr call-interactively> load-library (record nil))
  (call-interactively@ido-cr+-record-current-command #<subr call-interactively> load-library record nil)
  (apply call-interactively@ido-cr+-record-current-command #<subr call-interactively> (load-library record nil))
  (call-interactively load-library record nil)
  (command-execute load-library record)
  (execute-extended-command nil "load-library" "load-li")
  (#<subr funcall-interactively> execute-extended-command nil "load-library" "load-li")
  (apply #<subr funcall-interactively> execute-extended-command (nil "load-library" "load-li"))
  (ad-Advice-funcall-interactively #<subr funcall-interactively> execute-extended-command nil "load-library" "load-li")
  (apply ad-Advice-funcall-interactively #<subr funcall-interactively> (execute-extended-command nil "load-library" "load-li"))
  (funcall-interactively execute-extended-command nil "load-library" "load-li")
  (#<subr call-interactively> execute-extended-command nil nil)
  (apply #<subr call-interactively> execute-extended-command (nil nil))
  (call-interactively@ido-cr+-record-current-command #<subr call-interactively> execute-extended-command nil nil)
  (apply call-interactively@ido-cr+-record-current-command #<subr call-interactively> (execute-extended-command nil nil))
  (call-interactively execute-extended-command nil nil)
  (command-execute execute-extended-command)


-- 

Thanks,

--Raman(I Search, I Find, I Misplace, I Research)
♈ Id: kg:/m/0285kf1  🦮

--

Thanks,

--Raman(I Search, I Find, I Misplace, I Research)
鈾� Id: kg:/m/0285kf1  馃Ξ