Questions tagged [bug]

Indicates you've found an erroneous or unexpected behaviour in the system that needs to be fixed.

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35 votes
2 answers
1k views

Reputation and badges are no longer visible next to the users' names

Right now it seems that a bug is affecting MO: reputation and badges are no longer displayed next to the users' names. This happens both on the front page: as well as on pages of individual questions:...
Alex M.'s user avatar
  • 5,207
11 votes
0 answers
98 views

On a MathOverflow post, the members' reputation for a question & answer shows briefly but then disappears [duplicate]

When I was just viewing the MathOverflow Improving Cauchy estimates?, this is what I see for the question & answer members' "flair" sections: Doing a refresh causes the reputations to ...
John Omielan's user avatar
3 votes
0 answers
177 views

Braces are not rendered in MathJax in the preview of a question

I am using Firefox 94.0.1, with no user scripts. I have a few add-ons, which I can list if needed, but, since the behaviour does not always occur, they cannot always be interfering. My renderer is <...
LSpice's user avatar
  • 11.3k
1 vote
1 answer
210 views

Why I am not allowed to answer protected questions?

I'm a new user of MathOverflow. In the privileges section, it says that I can now answer protected question. But in reality, when I visited this protected question, it says: I'm not counting the ...
user avatar
4 votes
1 answer
328 views

Why was this math puzzle question migrated to Science Fiction & Fantasy?

There was a recent question on MathOverflow which was just incorrectly migrated to Science Fiction & Fantasy (where it has been promptly deleted). I suspect the reason the question was migrated ...
Tony Huynh's user avatar
  • 31.5k
11 votes
0 answers
196 views

Watched tags highlighting lost

On both Chrome Version 91.0.4472.77 and Safari Version 14.1.1 running on MacOS 10.15.7, I've lost the color-highlighting of front-page Top Questions in my Watched Tags list. Is this just my problem, ...
Joseph O'Rourke's user avatar
3 votes
0 answers
62 views

Math-mode formula in comment breaks incorrectly across lines

In the following comment, both summands should appear before the period: The source for the comment is: ...
LSpice's user avatar
  • 11.3k
5 votes
0 answers
99 views

Can't submit edit review

I was prompted to review some edits with the little dot in the upper right hand corner, but when I went to do my editorial duty I found that only the 'skip' button was clickable: I tried selecting ...
Alec Rhea's user avatar
  • 8,977
8 votes
2 answers
179 views

Previewed post does not match rendered post when MathJax uses *

In revision 2 of Number of permutations in $S_{a + b}$ with $\operatorname{maj}(\pi) = b$ and $\operatorname{maj}(\pi^{-1}) = b$, I edited an equation that had been manually given the label ...
LSpice's user avatar
  • 11.3k
4 votes
0 answers
113 views

Is anybody else not seeing comments on their iPhone?

Starting last night I can no longer see comments when using the site on my iPhone, nor can I comment. Things are fine on my iPad just not my iPhone. I am wondering if anybody else has ever had this ...
Benjamin Steinberg's user avatar
4 votes
1 answer
107 views

Why is my feature-request not showing on meta?

I posted my feature request (Feature request: a possibility to leave mathoverflow) yesterday, yet it is not showing on the list of most recent questions. I thought it might be the negative votes but ...
Joël's user avatar
  • 25.7k
3 votes
1 answer
113 views

`\DeclareMathOperator` at the beginning of a comment disables some link parsing

In a comment of the form $\DeclareMathOperator\a{a}$Here's a [link](http://mathoverflow.net) and [another link](http://mathoverflow.net) $\a$, neither link is ...
LSpice's user avatar
  • 11.3k
6 votes
0 answers
265 views

Platform-wide suspenson but not on MO?

At this closed question the user seems to be playing ignorant, but I looked at their network profile and some of the other StackExchange sites, and there is a prominent banner This account is ...
David Roberts's user avatar
  • 33.8k
5 votes
0 answers
87 views

Dollar sign in image title works in preview, but not in actual post

I was just trying to clean up Understanding why $\pi_{3}(N) = \mathbb{Z}_{(2n, n^2)}$? , which was originally almost entirely cut-and-pasted images without any alternate text. For the first image, I ...
LSpice's user avatar
  • 11.3k
2 votes
1 answer
154 views

What is up with the "Question feed" vs. "Related Questions"?

When looking at a question, for at least the past few months I've noticed an inconsistency in what displays in the righthand sidebar. What I expect to see is a list of "related questions" -- ...
Tim Campion's user avatar
  • 60.6k
2 votes
1 answer
78 views

Why does Markdown not always work?

In this post, I selected text and marked it bold with two stars. But it displays for me (both in preview and after posting) like this: Is this related to the move to CommonMark as noted in the post, ...
Joseph O'Rourke's user avatar
0 votes
0 answers
88 views

"Voting corrected" seems incomplete

A few days ago, I was surprised to see a sudden increase in rep of 80 points in the space of a couple minutes. When looking over my profile today, I saw that I had lost 60 points, with the annotation &...
user44191's user avatar
  • 4,961
4 votes
1 answer
77 views

Why don't images show up in a post?

Why do the image links in the post Triangle angle bisectors, trisectors, quadrisectors, show up as raw source? (I tried deleting everything but the [1] or ...
LSpice's user avatar
  • 11.3k
4 votes
1 answer
187 views

My answer got upvoted, but no reputation increase?

My reputation score seems to be stuck at 510 even if some of my answers were up-voted recently. How do I fix this bug? How do I contact the moderators in order to solve (or at least understand) the ...
user69642's user avatar
  • 748
3 votes
0 answers
214 views

Clicking question author username sends to revision history

This happens with Every mathematician has only a few tricks: the link with the author username leads to the revision history. I checked several other questions, including some cw (this one is cw), ...
მამუკა ჯიბლაძე's user avatar
6 votes
0 answers
298 views

Nominate bountied question for closure

Bountied questions cannot be closed: this prompted this meta-MO question. In the answer to that question, the reasons for this feature are explained (closure would shorten the bounty period, possibly ...
0 votes
0 answers
67 views

Potential rendering issue for formulas

when I entered the following $$\pmb{ \frac{d_+^n}{dx_+^n}}:= \left(1, \frac{d^1}{dx^1},\,\dots,\,\frac{d^{n-2}}{dx^{n-2}},\,1\right)$$ I observed that the defined fraction has an unsharp ...
Manfred Weis's user avatar
  • 12.6k
3 votes
1 answer
72 views

Reputation for editing deleted questions disappears into memory hole?

It appears that reputation earned from editing a question that is subsequently deleted is not subtracted in a reputation-decreasing event (e.g. a "-2: edited question was deleted") that shows up in a ...
gmvh's user avatar
  • 2,758
2 votes
0 answers
70 views

Duplication of left-side links in review

I'm getting a weird bug when trying to review one question: https://mathoverflow.net/review/first-posts/127819 The left side links (including the MO banner) are duplicating, and the question itself ...
user44191's user avatar
  • 4,961
8 votes
0 answers
185 views

Icon for citation helper

On the main MathOverflow site (and also on math.stackexchange) the icon for the citation helper, which used to look as below, has recently confusingly changed to a "B", identical to the icon at the ...
Jeremy Rickard's user avatar
6 votes
1 answer
138 views

Failure to update changed username on (edited, community wiki) answer

I recently noticed some very bizarre behavior on this old post. The user who asked the question is currently operating under the username "Loop Space". This user seems to have previously operated ...
dvitek's user avatar
  • 1,691
6 votes
1 answer
170 views

What happened to the colours?

The colour of hyperlinks on the main site changed today. While basic links remain blue, they turn orange on hover, and a darker orange-brown colour when visited: I can’t imagine this awful colour ...
Emil Jeřábek's user avatar
2 votes
1 answer
67 views

Long strings preventing code block rendering

In this answer I tried to edit the rational points given to lie in a single code block ...
David Roberts's user avatar
  • 33.8k
4 votes
0 answers
182 views

Preview failing to parse double backslash in large matrices?

A couple of times now, I've been entering a large matrix here or on math.SE and, in the preview window, all the rows appear on a single line. Once the question posts, it displays correctly. I most ...
David E Speyer's user avatar
23 votes
1 answer
722 views

Tea archive (mathoverflow.tqft.net) seems to be down

It seems that the link http://mathoverflow.tqft.net/ (which, according to this announcement, serves as an archive of the old tea, i.e. the previous incarnation of MathOverflow Meta) no longer works. ...
Martin Sleziak's user avatar
3 votes
1 answer
205 views

What's going on with badges?

I noticed that there have been a huge number of badges awarded today and yesterday and perhaps for the past few days, particularly for the Announcer and Booster badges, mostly for posts that were in ...
Joel David Hamkins's user avatar
4 votes
0 answers
104 views

Garbled MathJax in a link to a question with MathJax in the title

The following occurs on my activity page: The question it links to is Is there an explicit expression for Chebyshev polynomials modulo $x^r-1$? and it seems that the MathJax in the end somehow got ...
მამუკა ჯიბლაძე's user avatar
8 votes
1 answer
231 views

"Offline for maintenance" error message shows incorrect site name

A short while ago, this site was down for maintenance. However, the error page shown during said maintenance period incorrectly stated the name of this site: As you probably know, this site is ...
gparyani's user avatar
  • 101
2 votes
0 answers
85 views

Insufficient space following MathJax, but only right after posting

I am using Safari 12.0.2 on macOS Mojave. In my answer https://mathoverflow.net/a/331026 , I see the following: It seems to me that the spacing between the second and third parentheses at the end of ...
LSpice's user avatar
  • 11.3k
4 votes
0 answers
203 views

Wrong rendering in narrow width in Safari

When I view the front page right now in Safari, I see: Notice that the question mark, which the poster properly placed at the end of the equation (see the question (before another edit removed the ...
LSpice's user avatar
  • 11.3k
8 votes
1 answer
265 views

Links to the reputation leagues are broken on MathOverflow

At the bottom of the users page you can find links to weekly / monthly / quarterly reputation leagues. Currently there is the following link: https://stackexchange.com/leagues/week/mathoverflow - it ...
Martin Sleziak's user avatar
2 votes
1 answer
154 views

Chat page has disappeared

I recently looked at an old question of mine (well, old, but the answer & discussion this refers to happened less than 2 years ago.) After a long discussion with the answerer in the comments, I ...
Wolfgang's user avatar
  • 13.2k
1 vote
0 answers
86 views

Problem with "move to chat" function?

I seem to be having a problem with the "move to chat" button. In a recent question, I received the "consider moving to chat" prompt, and I clicked the proffered button; however, it didn't work. ...
Noah Schweber's user avatar
0 votes
0 answers
105 views

MO links chopped in gmail pdf viewer

Currently I am preparing the text for a paper (together with two coauthors) where we cite help from MO on two occasions. I am doing this using the cite button. It ...
მამუკა ჯიბლაძე's user avatar
4 votes
0 answers
153 views

Why is community bulletin no longer shown on MathOverflow?

Community bulletin is a block displayed in the top right part of the site which shows some of the questions on meta (and sometimes also some other stuff). It is useful, because it attracts attention ...
Martin Sleziak's user avatar
2 votes
0 answers
69 views

Reviewing after flagging

Several times, I've seen an inappropriate post under "new questions", flagged it, found it in a queue, and been unable to review it (specifically, unable to flag it, and so unable to click the "I'm ...
user44191's user avatar
  • 4,961
0 votes
0 answers
116 views

i can’t log in the ios app

I can’t login the ios app, how to fix this problem? Neither the overflow nor the exchange.
Yixuan Zhang's user avatar
7 votes
0 answers
133 views

Two copies of a question

There are two cases in the last hour of questions which have appeared twice, with both copies appearing pretty much simultaneously: 313547 = 313548 313550 = 313551 Coincidence or bug? EDIT: I ...
Jeremy Rickard's user avatar
6 votes
1 answer
100 views

Disabled buttons not visible in /review

When using the review queues, the disabled button has become invisible: For example, this is how it looks like for Stack Overflow: This issue is maybe related to Buttons (white-on-light grey) look ...
Glorfindel's user avatar
  • 2,743
12 votes
0 answers
153 views

Buttons (white-on-light grey) look like they are inactive

Many buttons on MO currently have white text on a light grey background, like this: (at least on my browser). The text is not very visible, and moreover this color scheme is often used for inactive/...
Federico Poloni's user avatar
26 votes
7 answers
3k views

Should we have new moderator elections?

Mathoverflow has seven moderators, but many of them seem to be inactive (at least from the point of view of an unprivileged user): for instance, they are not active on meta, and they moderated few ...
Federico Poloni's user avatar
4 votes
1 answer
155 views

Markdown not rendering in a particular comment

In a recent comment, one occurrence of stars-to-italics ('particular') doesn't render, but one does ('abstract'). This seems to be a bug. Is this the right place to report it? EDIT: Now also ...
LSpice's user avatar
  • 11.3k
3 votes
1 answer
225 views

Seems like right margins in answer texts need to be increased

It is a very minor thing but still - it seems that answer texts have zero right margin which shows somehow unpleasantly with colored background of accepted answers: (This is with latest Chrome on ...
მამუკა ჯიბლაძე's user avatar
5 votes
0 answers
191 views

Blocked migration to MathSE

The following MO question Why is $O(n;k)$ not connected, and has four connected components? (revisions/timeline) had the following history had a detailed answer (a) has been closed as off-topic (by ...
YCor's user avatar
  • 60.1k
1 vote
1 answer
86 views

Are "old" questions/answers eligible for badges?

This is a trivia question, the only reason I dare to bring this up is because we have entertained similar curiosities here on Meta about the functioning of MO. An old accepted answer of mine from ...
Carlo Beenakker's user avatar