Questions tagged [bugs]

This tag is reserved for questions where the problem has been vetted by this community and the observed behavior is confirmed to be a bug. Please do not use this tag for new questions. Please use the standard bugs header instead of version tags in conjunction with this tag.

265 questions with no upvoted or accepted answers
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48
votes
0answers
941 views

Hyperlinks not preserved when saving in PDF format in MMA V10

Bug introduced in 10.0 or earlier and fixed in 11.0.0 I usually create my course contracts in Mathematica and then save them in PDF format. The notebooks include hyperlinks and these have ...
37
votes
0answers
691 views

Front end goes wild with named slots

Bug introduced in 10 and fixed in 12.1 Assume the following simple expression {#"Test"}& Now go in front of the #...
32
votes
0answers
481 views

Bug in RegionMember?

Bug introduced in 10.0 and persisting through 12.1 RegionMember is new in 10.0 A commenter notes that the issue is with ...
24
votes
0answers
448 views

Compile not correctly initializing a variable defined inside Module

Bug introduced in 8.0, fixed in 10.4, intentionally reintroduced in 11.0 and persisting through 12.0. In the following example, inside the minimumX's ...
22
votes
0answers
298 views

What has changed in pattern matching functions with the Orderless attribute?

Bug introduced in 10.1 and fixed in 11.0(.1) In making an attempt to answer this question, we ran into a version-dependent pattern-matching issue. An extended discussion in the comments transpired, ...
20
votes
0answers
434 views

Bug with Tooltip and ListPointPlot3D

Bug introduced in 10.0.0 and persisting through 11.2.0 The coordinates of a point in a three dimensional graph can be shown in a tooltip: ...
19
votes
0answers
221 views

Why the Callout option makes plotting performance poor

Bug introduced in 11.0 and fixed in 11.1 The Callout option is a new option for plotting, but the performance is very poor, see bellow testing case. ...
18
votes
0answers
316 views

Break[] inside ColorFunction

Bug introduced in 8.0 or earlier and persisting through 11.0.1 or later ...
16
votes
0answers
277 views

GridGraph[{6,6,6}] crashes—can you reproduce this?

Bug introduced in 11.3 and fixed in 12.0 Occasionally, I see a kernel crash with GridGraph[{6,6,6}]. It is not easy to trigger. Sometimes it may require as many ...
16
votes
0answers
166 views

Issue with undo after copying a string inside a string

Bug introduced in 10.0 and persisting through V11.3 Here's a small but annoying issue related to undo and copying of strings. Steps required to get the problem: Type ...
16
votes
0answers
366 views

Strange behaviour of integrals with Cos, Sin, and Exp

Bug introduced in 8.0.4 or earlier and persisting through 11.0.1 During the study of the problem How to solve this integration? I have discovered a strange behaviour of some integrals. I would ...
16
votes
0answers
487 views

Issues adding properties to multigraph

Bug persisting through 12.0 Unsupported Functionality (loosely, a bug) Mathematica (as of 11.0.1 for Mac OS X x86 (64-bit) (September 21, 2016)) does not support multi-graph where edge properties ...
16
votes
0answers
230 views

Why does the FrontEnd lose matching of parentheses when we insert quotations?

Bug introduced in V10.0 and resolved in V11.3 (These are guesses. It is likely to have been resolved in an earlier version V11.X, but V11.3 is what I have access to.) I am running Mathematica 10.0....
15
votes
0answers
329 views

New issue or new setting(s) of Goodness-of-Fit Tests in 11.3@student edition

Bug introduced in 11.3 or earlier and persisting through 11.3.0 or later Just before upgrading to 11.3.0 on last Friday, i was having p-value results from 11.2.0. Not worrying about upgrade may ...
15
votes
0answers
593 views

Is there any way to export vector graphics with shading?

This has irked me for a while as I really feel its a significant shortfall in Mathematica's abilities but maybe I am missing something. I would like to export simple graphics with shading in a ...
15
votes
0answers
2k views

Circle with negative radius?

Bug introduced in 9.0 or earlier and fixed in 11.0.0 Why does this work: Graphics[{Circle[{0, 0}, -Pi/4]}] But this doesn't? ...
14
votes
0answers
270 views

Bug? Numerical calculation error with FullSimplify and arbitrary precision

Bug introduced after 5.2, fixed in 8.0, reintroduced in 9.0 and persisting through 12.1 Is this a bug? If I do FullSimplify[n E^(0``10 n)] then it returns <...
14
votes
0answers
184 views

WordOrientation does not work in v11?

Bug introduced in 11.0.1 and fixed in 11.1 It seems that WordOrientation does not work in v11. The sample code ...
13
votes
0answers
258 views

Is Tooltip broken in MMA 11.1.1?

Bug introduced in 11.1.0 and persisting through 11.2.0 I have just discovered that Tooltip works differently from as described in the documentation, at least in my ...
13
votes
0answers
252 views

Tooltip/EventHandler misaligned with scaled graphics primitives they wrap

Bug introduced in 8.0 or earlier and persists through 12.2 It affects all event based wrappers for affected primitives. E.g. EventHandler. Which makes it a big ...
13
votes
0answers
277 views

Slow JoinAcross performance

Bug introduced in 10.3 I am using JoinAcross to combine two datasets, where the key is an Integer. ...
13
votes
0answers
142 views

TableDirections example produces an error message

Bug introduced in 10.0 and fixed in 10.3 Can anyone replicate this? In Mathematica 10.2 on Win 64: TableForm[{{a, b}, {c, d}, {e, f}}, TableDirections -> Row] ...
13
votes
0answers
203 views

One less arrow vector than asked for

Bug introduced in 10.0.0 and persisting through 11.0.1 or later Consider the following code: ...
12
votes
0answers
216 views

Internal error using part specification with Dataset

Bug introduced in 12.1.0. Fixed in 12.1.1 Update 2020-04-13 WRI has confirmed that this is a bug. CASE:4530401 Suggested workaround from WRI ...
12
votes
0answers
143 views

Orderless breaks pattern match

Bug introduced in 10.3 or earlier and persisting through 12.0.0 10.0.2 is not affected. I am perplexed by the effect of Orderless on pattern matching. Starting ...
12
votes
0answers
188 views

Is ExportString defective in V11?

Mathematica doesn't do the best job of exporting figures with shading or transparency to vector graphics formats such as PDF. A common trick employed here and elsewhere on the web to workaround this ...
12
votes
0answers
350 views

After editing a file Mathematica 10 interprets […]^2 as […(])^2

Bug introduced in 10.0 and persisting through 10.2 or later This is a very weird bug and I don't really know how to reproduce it, so I'll just copy-paste the whole code ...
12
votes
0answers
247 views

HorizontalGauge causes problem with ScalingFunctions -> “Log”

Bug introduced in 9.0.0 and persisting through 11.0.1 or later HorizontalGauge is new in 9.0.0 I am trying to use ...
11
votes
0answers
105 views

Why does the kernel quit if I want to use minus a sum that I converted from a list?

Using Mathematica 11 when I define a list yy = {x*43, 32*y}; and then convert it to a sum yy[[0]] = Plus; yy I get, as ...
11
votes
0answers
921 views

DSolve returns an answer that is not a solution

Investigating DSolve misses a solution of a differential equation, I came across this odd behavior of DSolve. The following DSolve command returns an answer to the ...
11
votes
0answers
317 views

DSolve breaks when the ordering of independent variables aren't proper?

Bug introduced in 3.0 or earlier and persisting through 12.0. I encountered this when trying to solve this problem with DSolve: ...
10
votes
0answers
212 views

Why is Product[1 + 1/k^5, {k, 1, Infinity}] equal to zero in 12.1?

In all versions up to 12.0 it is ...
10
votes
0answers
135 views

'Visibility' of Dynamics in TabView with respect to SynchronousUpdating

Bug introduced in 11 or earlier and persisting through 12.0.0 CASE:4076464 Example 1 ...
10
votes
0answers
184 views

PatternSequence, Optional and _Symbol

Bug introduced in 9.0 or earlier, partially fixed in 10.1 and persisting through 11.3 [CASE: 4075992] confirmed Note: See (72290) for the fixed part of the bug. Consider the following example: <...
10
votes
0answers
300 views

Possible Symbolic Integration Bug

Bug introduced between 5 and 8 and persisting through 12.0. I think I may have found a bug, and want to verify is this reproducible in other versions and platforms and not a mistake of mine. I ...
10
votes
0answers
183 views

FindVertexCut & FindEdgeCut

Bug introduced in 9.0 and persisting through 12.1 FindVertexCut is new in 9.0. Note: Before 10.3, the bug can be reproduced by wrapping the first argument in <...
10
votes
0answers
321 views

FindMaximumFlow generates a weird result

Bug introduced in 10.0 and persisting through 12.1 Try the following program: ...
10
votes
0answers
218 views

Possible Bug with Options in DelaunayMesh

Bug introduced in 10.2 and persisting through 11.1 Update: It turns out after some testing, none of the Options work in ...
9
votes
0answers
128 views

Bug in SumConvergence

Bug introduced in 10.0.1 and fixed in 12.0.0 Version 11.2.0.0 on MacBook Pro: ...
9
votes
0answers
100 views

Possible bug in Refresh[x, None] on the very first x = val

Bug introduced in 8 or earlier and persisting through 11.3 [CASE:3995912] From Refresh docs: Refresh[expr,None] ...
9
votes
0answers
393 views

Spurious Error Messages from NDSolve when Using WhenEvent with Time Delays

Bug introduced between versions 10.1 and 10.4, and resolved in 11.3. Using either 11.2 or 10.4 on Windows 10 (64 bit), I am unable to reproduce the answer by March to question 99576. Specifically, ...
9
votes
0answers
103 views

Probable bug in Export(String) and “String” format

Bug introduced in 6.0 and persisting through 11.0.0 or later ...
9
votes
0answers
907 views

VectorPlot3D broken in Mathematica 11.0.1?

Here is what I get when simply evaluating the example in the documentation: This is on Win7 x64. I can see some vectors if I do something like ...
9
votes
0answers
133 views

LinearProgramming returns an invalid null solution that apparently doesn't satisfy constraints without any warning

Bug introduced in 9.0 or earlier and persisting through 11.0.1 or later While searching to answer the question Solving the magic backyard puzzle with MMA at some time I composed a set of arguments ...
9
votes
0answers
240 views

ListDensityPlot3D does not antialias axes

I sent a bug-report to Wolfram and the case number is [CASE:3454878] I'm on Linux with Mathematica 10.3 and I have my 3D graphics output set to the highest "Antialiasing Quality". It works fine for <...
9
votes
0answers
152 views

Strange result of DeleteCases in an association

Bug introduced in 10.1.0 and fixed in 10.3.1 The function DeleteCases can be used for associations, also with level specification. Here is an example where some ...
9
votes
0answers
162 views

Wrong Cashflow of Annuity with initial payment

Bug intoduced in (8.0?) persisting through version 11.0.1 If we use TimeValue to look at the PV of an Annuity with initial ...
9
votes
0answers
199 views

Bug in PositiveDefiniteMatrixQ?

Fixed in 10.1.0. Exists in at least 9.0.1 -- 10.0.2. This seems like a bug in PositiveDefiniteMatrixQ to me: ...
8
votes
0answers
131 views

Has the Undo command really been settled? On version 12.1 it only works sporadically. What are some reasons it drops steps?

Although Undo has been around since version 10 (before my time) I've noticed that sometimes it works just fine up to the moment of the last ...
8
votes
0answers
180 views

The most bizarre kernel crash ever. Kernel crash in Integrate under simple different setups. Unable to find cause

Reported to WRI. CASE:4330461 V 12 on windows 10 64 bit. Note: This problem do not show up in V 11.3. Only in V12. For the last 2 hrs, I've been trying to zoom into why V12 kernel crash when ...

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