Issues

• ESS font locking seems to be slowing down typing due to ess-r-function-pattern

  emacs-ess/ESS#1340 · Filter by author DarwinAwardWinner opened on Jul 22, 2026
  2

• ess-eval-region-or-function-or-paragraph-and-step fails to recognize comments between function head and body

  emacs-ess/ESS#1332 · Filter by author deepayan opened on Mar 3, 2026
  1

• No ess-noweb-mode

  emacs-ess/ESS#1331 · Filter by author iagogv3 opened on Feb 2, 2026
  9

• Possible bug in function definition indentation - "single-indent" definition syntax

  emacs-ess/ESS#1330 · Filter by author ddbaptiste opened on Jan 28, 2026

• Evaluating long charater strings (~>950) results in frozen R console with bell character output.

  emacs-ess/ESS#1329 · Filter by author TheDohn opened on Dec 23, 2025
  1

• ess-set-working-directory with unescaped values of default-directory cause prematurely terminated strings, leading to unexpected symbol errors

  emacs-ess/ESS#1327 · Filter by author bryce-carson opened on Nov 3, 2025

• ess-mode [elpa: 25.1.0]; ESS doesn't respect R_HISTFILE and R_HISTSIZE

  emacs-ess/ESS#1324 · Filter by author jun8git opened on Jul 28, 2025
  2

• "void-variable ess-r-customize-alist" when running magit-status in R package dir

  emacs-ess/ESS#1319 · Filter by author DarwinAwardWinner opened on May 25, 2025

• ess-r-package--find-package-name: Maximum buffer size exceeded

  emacs-ess/ESS#1311 · Filter by author wenjie2wang opened on Mar 5, 2025

• trailing whitespace almost always added by company-capf of file names in ess-r-mode

  emacs-ess/ESS#1310 · Filter by author rdiaz02 opened on Feb 26, 2025
  2

• Symbol's function definition is void: julia-latexsub

  emacs-ess/ESS#1303 · Filter by author samJcrawford opened on Sep 2, 2024

• Possible bug indenting arguments and if-conditions with prev-line?

  emacs-ess/ESS#1300 · Filter by author pglpm opened on Aug 10, 2024

• Links in the Help Page don’t work (cannot jump to another function)

  emacs-ess/ESS#1299 · Filter by author dwla opened on Aug 4, 2024

• C-c C-c doesn not interrupt the process in Emacs 29-3 while using ESS

  emacs-ess/ESS#1297 · Filter by author parvizfarnia opened on Jul 2, 2024
  21

• sometimes R process hangs up

  emacs-ess/ESS#1296 · Filter by author jacobkasper opened on Jul 2, 2024
  5

• Inconsistency in the definition of ess-lisp-directory and ess-dir

  emacs-ess/ESS#1293 · Filter by author plantarum opened on May 15, 2024
  2

• ESS should not affect project definition

  emacs-ess/ESS#1289 · Filter by author christophe-gouel opened on Apr 29, 2024
  12

• ess--idle-timer-function issue and time-out errors for ess-command, ess-send-string, ess-eval-line-visibly-and-step

  emacs-ess/ESS#1287 · Filter by author mihamn opened on Apr 26, 2024
  2

• (fill-paragraph) missing it wonderful behavior

  emacs-ess/ESS#1284 · Filter by author walmes opened on Mar 5, 2024

• "Save workspace image?" spam when running system(zip) functions

  emacs-ess/ESS#1283 · Filter by author kaibagley opened on Mar 5, 2024
  6

• Finding the currently active ESS keymaps

  emacs-ess/ESS#1280 · Filter by author meedstrom opened on Feb 26, 2024

• Unable to view R dired environment for package development

  emacs-ess/ESS#1279 · Filter by author mtvincent-NOAA opened on Feb 21, 2024
  5

• command-without-trailing-newline-test test failure

  emacs-ess/ESS#1272 · Filter by author apteryks opened on Jan 19, 2024
  5

• Emacs 29.1 compatibility issues with Emacs ESS

  emacs-ess/ESS#1271 · Filter by author parvizfarnia opened on Jan 12, 2024
  11

• Error running timer 'ess--idle-timer-function'

  emacs-ess/ESS#1270 · Filter by author rromoli opened on Jan 12, 2024
  1