Debugger entered--Lisp error: (void-function org--check-org-structure-template-alist)
  org--check-org-structure-template-alist(org-structure-template-alist)
  mapc(org--check-org-structure-template-alist (org-structure-template-alist org-tempo-keywords-alist))
  org-tempo-add-templates()
  org-tempo--update-maybe()
  org-tempo-setup()
  run-hooks(change-major-mode-after-body-hook text-mode-hook outline-mode-hook org-mode-hook)
  apply(run-hooks (change-major-mode-after-body-hook text-mode-hook outline-mode-hook org-mode-hook))
  run-mode-hooks(org-mode-hook)
  org-mode()
  set-auto-mode-0(org-mode nil)
  set-auto-mode()
  normal-mode(t)
  after-find-file(nil t)
  find-file-noselect-1(#<buffer beamer-exp.org> "~/ALLES/HGs/tex/vorlesungen/HGMetNum/Practicas/Prac5/Org-files/beamer-exp.org" nil nil "~/ALLES/HGs/tex/vorlesungen/HGMetNum/Practicas/Prac5/Org-files/beamer-exp.org" (9324866 2050))
  find-file-noselect("/home/oub/ALLES/HGs/tex/vorlesungen/HGMetNum/Practicas/Prac5/Org-files/beamer-exp.org" nil nil nil)
  #f(compiled-function (filename &optional wildcards) "Edit file FILENAME.\nSwitch to a buffer visiting file FILENAME,\ncreating one if none already exists.\nInteractively, the default if you just type RET is the current directory,\nbut the visited file name is available through the minibuffer history:\ntype \\[next-history-element] to pull it into the minibuffer.\n\nThe first time \\[next-history-element] is used after Emacs prompts for\nthe file name, the result is affected by `file-name-at-point-functions',\nwhich by default try to guess the file name by looking at point in the\ncurrent buffer.  Customize the value of `file-name-at-point-functions'\nor set it to nil, if you want only the visited file name and the\ncurrent directory to be available on first \\[next-history-element]\nrequest.\n\nYou can visit files on remote machines by specifying something\nlike /ssh:SOME_REMOTE_MACHINE:FILE for the file name.  You can\nalso visit local files as a different user by specifying\n/sudo::FILE for the file name.\nSee the Info node `(tramp)File name Syntax' in the Tramp Info\nmanual, for more about this.\n\nInteractively, or if WILDCARDS is non-nil in a call from Lisp,\nexpand wildcards (if any) and visit multiple files.  You can\nsuppress wildcard expansion by setting `find-file-wildcards' to nil.\n\nTo visit a file without any kind of conversion and without\nautomatically choosing a major mode, use \\[find-file-literally]." (interactive #f(compiled-function () #<bytecode 0x342cc75>)) #<bytecode 0x232d53>)("/home/oub/ALLES/HGs/tex/vorlesungen/HGMetNum/Practicas/Prac5/Org-files/beamer-exp.org" nil)
  ad-Advice-find-file(#f(compiled-function (filename &optional wildcards) "Edit file FILENAME.\nSwitch to a buffer visiting file FILENAME,\ncreating one if none already exists.\nInteractively, the default if you just type RET is the current directory,\nbut the visited file name is available through the minibuffer history:\ntype \\[next-history-element] to pull it into the minibuffer.\n\nThe first time \\[next-history-element] is used after Emacs prompts for\nthe file name, the result is affected by `file-name-at-point-functions',\nwhich by default try to guess the file name by looking at point in the\ncurrent buffer.  Customize the value of `file-name-at-point-functions'\nor set it to nil, if you want only the visited file name and the\ncurrent directory to be available on first \\[next-history-element]\nrequest.\n\nYou can visit files on remote machines by specifying something\nlike /ssh:SOME_REMOTE_MACHINE:FILE for the file name.  You can\nalso visit local files as a different user by specifying\n/sudo::FILE for the file name.\nSee the Info node `(tramp)File name Syntax' in the Tramp Info\nmanual, for more about this.\n\nInteractively, or if WILDCARDS is non-nil in a call from Lisp,\nexpand wildcards (if any) and visit multiple files.  You can\nsuppress wildcard expansion by setting `find-file-wildcards' to nil.\n\nTo visit a file without any kind of conversion and without\nautomatically choosing a major mode, use \\[find-file-literally]." (interactive #f(compiled-function () #<bytecode 0x342cdb5>)) #<bytecode 0x232d53>) "/home/oub/ALLES/HGs/tex/vorlesungen/HGMetNum/Practicas/Prac5/Org-files/beamer-exp.org")
  apply(ad-Advice-find-file #f(compiled-function (filename &optional wildcards) "Edit file FILENAME.\nSwitch to a buffer visiting file FILENAME,\ncreating one if none already exists.\nInteractively, the default if you just type RET is the current directory,\nbut the visited file name is available through the minibuffer history:\ntype \\[next-history-element] to pull it into the minibuffer.\n\nThe first time \\[next-history-element] is used after Emacs prompts for\nthe file name, the result is affected by `file-name-at-point-functions',\nwhich by default try to guess the file name by looking at point in the\ncurrent buffer.  Customize the value of `file-name-at-point-functions'\nor set it to nil, if you want only the visited file name and the\ncurrent directory to be available on first \\[next-history-element]\nrequest.\n\nYou can visit files on remote machines by specifying something\nlike /ssh:SOME_REMOTE_MACHINE:FILE for the file name.  You can\nalso visit local files as a different user by specifying\n/sudo::FILE for the file name.\nSee the Info node `(tramp)File name Syntax' in the Tramp Info\nmanual, for more about this.\n\nInteractively, or if WILDCARDS is non-nil in a call from Lisp,\nexpand wildcards (if any) and visit multiple files.  You can\nsuppress wildcard expansion by setting `find-file-wildcards' to nil.\n\nTo visit a file without any kind of conversion and without\nautomatically choosing a major mode, use \\[find-file-literally]." (interactive #f(compiled-function () #<bytecode 0x3190505>)) #<bytecode 0x232d53>) "/home/oub/ALLES/HGs/tex/vorlesungen/HGMetNum/Practicas/Prac5/Org-files/beamer-exp.org")
  find-file("/home/oub/ALLES/HGs/tex/vorlesungen/HGMetNum/Practicas/Prac5/Org-files/beamer-exp.org")
  dired-find-file()
  funcall-interactively(dired-find-file)
  call-interactively(dired-find-file nil nil)
  command-execute(dired-find-file)