Questions tagged [debugging]

Debugging is a methodical process of finding and reducing the number of bugs, or defects, in a computer program.

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Set the mark at the beginning of the current function definition

I want this function: assume that I am inside a function, and in line 100, now I want to go to the definition of this function, say 80, and set mark, then go back to 100. So now I have an active ...
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1answer
182 views

How to efficiently debug emacs package conflicts (strategies too)

I currently have an emacs package conflict occuring. It is a difficult one to pinpoint as it happens occasionally. I have started using M-x unload-feature to unload packages from memory, get out of ...
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1answer
30 views

Scrolling seems to add an unwanted chunk into my kill ring

Anybody know why this may be occurring? Here is an outline of how I recreate the issue... I copy or kill something to my kill ring. I scroll up or down with the mouse. I then yank and get an ...
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1answer
22 views

Making resize-mini-windows buffer-local while locally let-bound

Upon striking C-x s (save-some-buffers) or C-x C-c, it report errorsin mini-buffer Making resize-mini-windows buffer-local while locally let-bound. Search the above errors but return no helpful ...
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1answer
15 views

Remove the auto-generated marks from dired buffer

Upon invoking dired with C-x d, it display Five of the files have already been marked automatically , Consult with the manual of operation on files Strik U and * u to remove the mark but failed. ...
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1answer
44 views

elisp debugger jumping windows around

I'm trying to use the built-in elisp debugger, invoked by debug, and read the source code at the same time. Unfortunately, whenever I continue execution, with either c or d, the debugger jumps around ...
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1answer
23 views

Org Link to png file displays as wildcard rather than the image file itself

When I click on a link to a certain recent screenshot, this is shown rather than the image itself. /Users/satibodhi/Creation/notes: wildcard 楷{氵尸}.png -rw-r--r--@ 1 satibodhi staff 2373 Jul ...
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1answer
36 views

after-change-functions global value gets set to nil sometimes

I'm facing a strange issue and I don't know how to debug it. In the middle of work after-change-functions just gets set to nil. I use doom-modeline and it installs hooks to after-change-functions to ...
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1answer
38 views

Ditaa source code evaluated with no result

The code below evaluated successfully but ~/Downloads/foo.png is empty. A look at the downloads folder shows that no file has been generated. What went wrong? #+begin_src ditaa :file ~/Downloads/foo....
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1answer
39 views

Org-ref not communicating with Tex-live?

Org-ref cannot tell that I have biblatex-caspervector installed. Is this because of some packages that I missed?
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1answer
41 views

Unable to quit emacs with `Wrong type argument: hash-table-p, nil`

I have some customisations in ~/.emacs.el. Today I refactored a piece that used dolist, directory-files, and find-file. I am now unable to quit Emacs in the normal way and I get this from the mini-...
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1answer
34 views

ansi-term - wrong type argument: characterp, return

When using ansi-term on Emacs a get the following error whenever I press enter in char-mode: wrong type argument: characterp, return I used toggle-debug-on-error and get the following: Debugger ...
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1answer
15 views

Adjust end index in selected region

Following the advice given here, I wrote the following code to enclose the text selection in phpbb italics tags : (defun wrap-in-phpbb-italics-tag (b e) "does what its name says." (interactive "...
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1answer
34 views

How to create a customized translation table when using the command translate-region?

When using the command translate-region, the command asks to use which table. There are already some predefined tables (by pressing TAB) such as cp51932-decode cp51932-encode eucjp-ms-decode ...
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1answer
157 views

Unable to set relative line number as a default

I am trying to setup Emacs to have relative line numbering enabled by default via this plugin. According to the readme file Relative line numbering should already be enabled by default (by ...
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1answer
2k views

Wrong type argument: stringp, nil

I am essentially trying to build a list of strings, where each of those strings in turn are built by their own functions. However, I get the following error when the code is evaluated: Wrong type ...
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2answers
181 views

Error encountered when adding melpa to package-archives

I'm using emacs 25.2.1 (built from source). A strange problem happened after I tried to configure it for editing tex files. The suspicious config file content is listed below. (require 'package) (...
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1answer
194 views

How to troubleshoot random hangs / pauses?

Short of building a debug version of emacs and adding break points. Whats the best way to know whats happening during a 'pause' while emacs runs? (assuming the pause is long enough to manually run an ...
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1answer
34 views

pabbrev-mode idle timer error

I have installed again pabbrev and whenever I activate the mode I constantly get theses 2 errors. Error running timer ‘pabbrev-idle-timer-function’: (invalid-function pabbrev-debug-message) Error ...
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1answer
73 views

How do I debug when match-data is not getting set?

Lately, I have seen some cases where I use re-search-forward to find a pattern, and then try to do something with the match, only to find that the match-data is apparently not correct. For example, ...
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2answers
287 views

Problems loading packages from repos in another emacs directory

I want to test a new configuration from emacs for that case I begin with this: emacs -q --load ".emacs.jesus.d/init.el" --debug-init it works and I load the emacs file, until I started to download ...
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2answers
221 views

How to Debug Javascript in HTML in Webmode.el

I am new to Emacs webmode. I was wondering how to debug javascript embedded into my html page using webmode.el. The script is in the <script> tag. I'd like to see break lines and see the values ...
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1answer
579 views

Cryptic startup error messages

I just started out on emacs so this might have a really simple answer. I'm getting an error message on startup and have no idea what it means. The debug message doesn't help much either. What do ...
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1answer
25 views

Scripted bookmark jump not working after startup

Add the following to .spacemacs: (defun my-bookmark-set (char) (interactive "cPlease enter a bookmark name to set: ") (bookmark-set (char-to-string char))) (defun my-...
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0answers
46 views

Unsure what to make of the following Emacs prompt to change my init file

Every time I open emacs, I get the following error; emacs is working fine, but not giving me the initial help screen: An error has occurred while loading `/Users/thorkamphefner/.emacs.d/init.el': ...
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0answers
30 views

Impossible to answer y-or-n-p prompt in EXWM if X window is focussed

When a y-or-n-p question (e.g. The file you want to open is very large. Really want to open it?) pops up in the minibuffer while an EXWM buffer is focussed, I have no option to answer the question (...
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1answer
11 views

Skip the first breakpoint in entry file with Geben

Simple question, how can I run the XDebug debugger with Geben without it stopping execution on the first line of the entry file. What I would like is for the scripts to run normally but only stop on a ...
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0answers
37 views

Error when exporting to pdf in org-mode

I get the following error when exporting to pdf directly in org-mode (C-c C-e l o), but conversion using pandoc with the exported tex document (C-c C-e l l) works fine. What went wrong? Latex ...
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0answers
27 views

IO Error writing filename: Input/Output error

Using emacs 24.3-22 on CentOS 7.6.1810. Writing to home directory on cifs mounted share. When writing a file auto-saves will work, but actually clicking the save button or doing Save As gives IO ...
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0answers
20 views

Debugger entered--Lisp error: (wrong-type-argument wholenump -98) [duplicate]

I am working on Org 9.1.8 and emacs 26.1, Every time I invoke Enter, it prompts Debugger entered--Lisp error: (wrong-type-argument wholenump -98) make-list(-98 nil) lisp-indent-initial-state()...
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0answers
88 views

Symbol's function defintion is void: org-show-all

I get the above error when trying to archive my org agenda using C-c C-x C-a and/or C-c C-x C-s, according to instructions over here. My archive location is set the default. UPDATE: After following ...
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0answers
33 views

Org-table misaligns with Chinese data

Org table vertical lines do not align properly with Chinese data. | 標題一 | 標題二 | 標題三 | |----------+--------------+----------| | 中文圖表 | 直線會對不準 | 像這樣子 | | 這 | 是不是 | 問題 | | ...
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0answers
23 views

org-mind-map unable to find flatten and dot command

I get the following error when running org-mind-map. Paths the each are as follows: $ which unflatten /usr/local/bin/unflatten $ which dot /usr/local/bin/dot How to tell org-mind-map to access ...
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0answers
25 views

`scad-mode` (derived from CC Mode) hangs Emacs. How to debug/fix?

I have found that scad-mode.el, a derived mode from CC Mode, which can be found here: https://github.com/openscad/openscad/blob/master/contrib/scad-mode.el hangs emacs if I type #( into the window,...
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0answers
24 views

org-insert-link sometimes produces “wrong type argument: stringp, nil” after prolonged use of emacs

It usually happens after a couple of days of use that C-c C-l / org-insert-link inside .org files does not allow me to insert new links anymore. What I want to do is interactively insert link ...
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0answers
53 views

Why an error when calling a command in a specific buffer?

Q: why do I get errors when calling a command from a specific buffer, but not in any other buffer? Scratch all of what I had previously said about call-interactively (see strikethrough below for ...
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0answers
29 views

org-mode internal link works only in some cases

I have an .org document with the following structure. * Headline 1 This is some text * Headline 2 :Custom_id: h2 This is heading number two ** Sub heading 1 <<target>> ** Sub heading ...
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0answers
34 views

org-ref “Unbalanced parentheses”, 20306, 18248 error

I am new to org-mode and I am learning to use it to replace markdown for academic writing. M-x org-ref gave me this error: org-ref "Unbalanced parentheses", 20306, 18248 error What should I do ...
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0answers
20 views

Some lisp errors not showing a backtrace

I have a few custom written methods in my init file. They run in to null issues - too often :) Anywhen, I noticed for some errors emacs pull up a backtrace/debugger prompt for me. But often the error ...
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0answers
15 views

`gud-print` results in “Text is read-only” message

Whenever I run gud-print (C-xC-aC-p) with my cursor positioned on a variable while debugging with GUD (specifically via the gdb command), I get the message "Text is read-only" in the echo area. I can'...
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0answers
24 views

pop-to-buffer: Wrong type argument: window-valid-p, #<window 117>PNG warning: Interlace handling should be turned on when using png_read_image

I occasionally run into the following error when opening a new file with projectile: pop-to-buffer: Wrong type argument: window-valid-p, #<window 117>PNG warning: Interlace handling should be ...
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0answers
50 views

end of file during parsing during org-mode export to latex

I have a weird thing going on with emacs on Fedora 29. Once in a blue moon, my Emacs will go HA! you cannot export to LaTeX with the "error": end of file during parsing during. However, if I move ...
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1answer
44 views

Wrong type argument: symbolp, possible mismatched parenteses in .spacemacs

I am trying to apply a fix to make it easier to change todo status in org mode. The code is the following: '( (org :variables org-want-todo-bindings t) ) from https://github.com/syl20bnr/...
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0answers
25 views

Emacs flashes when changing buffer with `ido-switch-buffer`

When I change buffer via ido-switch-buffer and enter a python buffer my entire Emacs flashes visually for a second. If I handle other files the same way, it does not. What can be the reason for that? ...
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0answers
47 views

Ctrl-g will stop Emacs(terminal) and send it to background, ending with core-dump

I'm using Ubuntu server without GUI(ssh into the server), so I use Emacs in terminal, but since the first day I use it, Ctrl-g will stop Emacs and send it to background multiple times one day, it is ...
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1answer
69 views

Invalid function: treemacs-block

I use treemacs for project management. For some reason (even if I don't have treemacs buffer opened) when I try to launch Dired for the first time I get invalid function: treemacs-block What is even ...
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0answers
256 views

Spacemacs error when loading `.spacemacs` which uses package `flycheck`

I added the following at the end of my ~/.spacemacs file: (use-package flycheck :defer t :init (global-flycheck-mode)) When I do this, I get Spacemacs encountered an error while loading your '/...
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0answers
49 views

Unknown *emacs* process

I recently realized that every time I lunch emacs, after a minute, a strange buffer appear in buffers list that is linked to an emacs process, infact it also appear in system's process list: When I ...
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1answer
41 views

Why do parts of my Emacs buffer turn invisible when I'm writing elisp?

When I'm writing elisp code, parts of the buffer that I press enter on turn invisible (i.e. they get the property invisible set to t). I haven't been able to reproduce this reliably, because it doesn'...
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0answers
62 views

Slime inspector for emacs lisp

I want to know, if there is some possibility of inspecting an object as slime inspector does. For example, using libyaml I get the following result, it worked well: ELISP> (yaml-read-from-string ...