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.

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8
votes
1answer
154 views

Bug in grouping after editing code?

Bug introduced in 7.0 or earlier and persisting through 10.4.1 or later While looking at A question about conditional replacement I think I discovered a bug in the Front End that affects both 7.0.1 ...
8
votes
2answers
109 views

Why a function returns two different values if copied into a Notebook or imported with Get from a Wolfram Mathematica Package?

I have some Mathematica code that shows a behaviour I really cannot understand. The code only contains a bunch of function definitions. If I paste it in the Notebook Front End and I evaluate it, I ...
6
votes
0answers
100 views

How to unlock a stylesheet which is not needed anymore by the FrontEnd

Reply from WRI Support: [...] This indeed seems to be an issue with the Frontend on Windows and I have alerted the development team about this. Unfortunately I do not have a work around at ...
7
votes
3answers
379 views

Can't find the eigenvectors of a simple 2x2 matrix

Bug introduced in 8.0 or earlier and fixed in 10.3.0 Why can't Mathematica find the eigenvectors of this matrix? ...
18
votes
3answers
2k views

How to get grid lines at all (log) tick marks in Version 10?

Bug introduced in 10.0.0 and fixed in 10.1.0 Update: It seems that only versions 10.0.0, 10.0.1, and 10.0.2 are affected by this problem. For 10.0.0 there is no general solution known to me due ...
2
votes
1answer
43 views

Limit Relief plot output to specified X and y range

I have a table of values and I'd like to use ReliefPlot to visualise. Is it possible through the plot command to limit the $x,y$ range displayed? The help suggests ...
9
votes
1answer
206 views

Odd Coloring with GeoRegionValuePlot

Bug introduced in 10.0 and persisting through 10.3 or later Bug behavior is version dependent When I'm plotting data with GeoRegionValuePlot, I'm getting some ...
10
votes
1answer
126 views

Creating Saveable->False notebooks

Bug introduced in 10.3 or earlier and persisting through 10.4.1 Reproduced on Windows 7, 10 Bug confirmed by WRI: [...] It does appear that the Saveable Notebook Option on Windows is not ...
9
votes
2answers
155 views

HighlightGraph Problem

Bug introduced in 9.0 or earlier and persisting through 10.4.1 HighlightGraph does not work. ...
5
votes
0answers
123 views

Same input,different result? [duplicate]

Using this code,you can see,same input, but the output are different. So weird! If I copy this code here, it outputs normally. So what's the problem? Ps:I use ...
3
votes
1answer
76 views

Mathematica hang on a Manipulate expression

Manipulate[Plot[Erfc[x/(2 Sqrt[t])], {x, -5, 5}], {t, 0.1, 5}] With a fresh kernel, after evaluating this, Mathematica will hang immediately if I try to drag the ...
15
votes
2answers
2k views

Failure to export graphics by right-click when Notebook magnification is changed

Bug introduced in 9.0.1 or earlier and persisting through 10.4.1 or later When I try to export graphics as PNG, JPG and other rasterized formats using the right-click and choosing ...
5
votes
1answer
124 views

Manipulator reset bug

Bug introduced in 10.3 or earlier, fixed in 10.4. When the + opener is opened, two things happen: ...
4
votes
1answer
185 views

Why can't the Bernstein Bears work normally?

Bug introduced in 7.0 and fixed in 9.0 I want to use the built-in BernsteinBasis[] to learn about Bezier curves. I tried the following code: ...
5
votes
0answers
145 views

Integrate producing bad result

I noticed a bug in Mathematica. It computes incorrectly a definite integral ...
13
votes
1answer
112 views

Empty WhenEvent action crashes kernel

Bug introduced in 9.0 and persisting through 10.4.1 WhenEvent is new in 9.0. This is an example from the docs, slightly modified (action is wrapped in ...
26
votes
1answer
526 views

In 10.1.0 BenchmarkPlot doesn't work?

Bug introduced in 10.1 This bug was resolved in 10.2.0, but another bug was introduced in 10.3.0 persisting through 10.3.1 and finally resolved in 10.4 In Mathematica 10.1.0 and 10.3.0 ...
6
votes
1answer
94 views

Why I cannot change the AxesStyle of the Plot?

Bug introduced in 8 or earlier and persists through 10.4.1 I am trying to plot the following single variable function: $$\small\frac{180 \sqrt{\pi ^2-625 t} \left(\pi ^2 (36 t-25)-1500 t \left(45 ...
0
votes
0answers
44 views

NDSolve kernel crash, affected by variable naming

The following isolated example cannot be further simplified much to reproduce a crash. I've already submitted the issue to TechSupport, but it seems this is not an easily reproducible case, so I'm ...
4
votes
1answer
98 views

How to copy text from InputField without adding spurious spaces? [closed]

The problem happens when you copy text from an InputField and paste it into another: Mathematica inserts spaces in unnecessary places, such as around any ...
9
votes
0answers
57 views

CopyToClipboard freezes FrontEnd

This is freezing the FrontEnd: CopyToClipboard@ExampleData[{"Text", "AeneidEnglish"}] Are there system limits I'm hitting here?
6
votes
2answers
169 views

NSolve behaving differently in V9, V10.3 and V10.4

EDIT In a very fast response from Wolfram they state that this is a known problem and give an example of it working for version 10.4.1. $Version "10.4.1 for Microsoft Windows (64-bit) (April ...
6
votes
1answer
165 views

How convert old version 2.2 .ma files to .nb notebooks?

I have a lot of old Mathematica version 2.2 .ma files that simply crash the current (10.4.1) version of Mathematica if I try to open them. Is there some way to ...
3
votes
3answers
101 views

1D ImplictRegion can not be plotted with RegionPlot

I am using Mathematica 10.4 In the documantion page of ImplicitRegion, there is an example ...
6
votes
0answers
100 views

SiegelTheta throws errors from calling Range with complex arguments

Bug introduced in 10.4 or earlier. This may or may not be related to the bug reported in this question. I was trying to verify the results of this challenge over on Code Golf with the following code:...
3
votes
0answers
80 views

Kernel crashes when computing finite difference mixed derivative with respect to y & z but works fine when computing with respect to x & y or x & z?

I am using Mathematica 10.4.0 on Ubuntu 16.04. I am trying to solve a set of differential equations using finite difference method on an NxNxN cubic grid (x, y, z directions). I am getting a weird ...
2
votes
1answer
70 views

Inconsistent Integrate behavior?

Evaluating the following integral with Mathematica Integrate[q0/(-1 + q0^2), {q0, 0, A}] gives a conditional expression ...
7
votes
0answers
131 views

ClipPlanes on Translated 3D objects crash front end

Bug introduced in 10.1 or earlier and persists through 10.4.1 Applying Translate to a simple 3D object (e.g. Pyramid) along ...
8
votes
1answer
124 views

ClipPlanes crashed in V10.4

In Mathematica 10, a very useful Graphics3D[] option ClipPlanes was introdued. ClipPlanes...
4
votes
0answers
86 views

Bug in Series[Pochhammer[1+n, n], {n,Infinity,1}]?

The function Pochhammer[1 + n, n] tends to infinity. We have ...
32
votes
0answers
358 views

Hyperlinks not preserved when saving in PDF format in MMA V10

I usually create my course contracts in Mathematica and then save them in PDF format. The notebooks include hyperlinks and these have transferred to PDF without problem over the last several versions ...
6
votes
0answers
85 views

Spectral Radiance unit Flicks is not correct

I was pleasantly supersized that Mathematica (10.3, 10.4 and 10.4.1) had the unit $\text{flick}$ until I spent several hours trying to figure out why all my calculations were million times off! I ...
16
votes
1answer
368 views

GeoGraphics: problem with GeoPosition in shifted projections

Bug introduced in 10.0.0 and persisting through 10.4.1 A remark about the answer: My work around is only nice for simple cases with points. More general should include proper polygons splitting on ...
6
votes
0answers
124 views

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

Bug introduced in 5.2 or earlier and persisting through 10.4.1. I encountered this when trying to solve this problem with DSolve: ...
1
vote
0answers
149 views

Request for clarification of Eigensystem::eivn message

What causes the problem of "two eigenvectors associated to one single multiplicity eigenvalue" that I am experiencing? After several transformations to simplify an unwieldy matrix, I end up with the ...
9
votes
0answers
95 views

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

Bug introduced in 10.3.1 or earlier and persisting through 10.4.1 While searching to answer the question Solving the magic backyard puzzle with MMA at some time I composed a set of arguments ...
16
votes
1answer
223 views

Possible Bug in ArrayMesh

Bug introduced in V10.4 and fixed in 10.4.1 Suppose we have the following array from which we intend to create an ArrayMesh: ...
16
votes
0answers
174 views

Bug in RegionMember?

Bug persisting through 10.4.1 RegionMember (new in V10) appears to have a bug. For some polygons it finds points that are clearly outside to be "members" of the ...
14
votes
2answers
210 views

Possible bug in ListLinePlot

Bug introduced in V8 or earlier and fixed in 10.4 Take a look at the first two points on the chart: ListLinePlot[{15, 30, 32, 33, 34, 35}, Mesh -> All] I ...
4
votes
1answer
152 views

Why does merely writing SeriesData[] with zeros give an error, even if it is never called?

Bug introduced in 8.0 or earlier and persisting through 10.4.1 Why does the code Function[t, SeriesData[t, 0, {0}, 0, 1, 1]] give me the following error? <...
21
votes
1answer
194 views

Wrong labelling of contours with ListContourPlot

Bug introduced in 8 or earlier and persisting through 10.4.1 Consider this example: ...
9
votes
1answer
139 views

SumConvergence[((-1)^n)/(Sqrt[n] + (-1)^n), n] returns True in Version 10.2?

Bug persisting through 10.4.1 I claim that the series $\sum_{n=2}^{\infty}\frac{(-1)^n}{\sqrt{n}+(-1)^n}$ diverges. To see this, rewrite the $n^{th}$ term as follows: \begin{equation*} \frac{(-1)^n}...
13
votes
1answer
296 views

Cannot start multiple instances of Mathematica after upgrading to 10.4

Bug introduced in 10.4 and fixed in 10.4.1 I used to have no trouble opening multiple instances of the Mathematica notebook/kernel on Windows by right-clicking on the Mathematica icon in the task bar ...
21
votes
0answers
197 views

Regression /Bug in DelaunayMesh from 10.3.1 to 10.4

Bug introduced in V10.4 and persists through 10.4.1 In answering this question, I realized the OP and I were obtaining different results from the alphaShapes2D ...
7
votes
0answers
105 views

Why does ImageFilter fail with radius 1, but works with radius 2?

Bug introduced in 9 and persists through 10.4.1 When thinking on a way to answer this question using ImageFilter I have found (with Jason B's help) that we can ...
10
votes
0answers
135 views

Interesting Progression of ParametricRegion: Bug?

Bug persisting through 10.4.1 Consider the following ParametricRegion from an answer to this question: ...
4
votes
2answers
125 views

A unexpected behavior in RelationGraph

Bug persisting through 10.4.1 Firstly we get these idiom ...
7
votes
2answers
163 views

Possible bug with UpTo

Bug introduced in 10.3 and fixed in 10.4 -- Just checking whether anyone else can replicate this, or if it's a problem on my computer. The following refuses to execute on my machine, 10.3.1: ...
14
votes
2answers
324 views

Finite Element Method and ElementMeshInterpolation issue in v10.3

Bug introduced in 10.3 I recently installed Mathematica v10.3 and checked a project I was working on few months ago under Mathematica v10.1. In this project I solve a PDE with ...
8
votes
0answers
82 views

Defining a MeshRegion from a list of points and Polygons with duplicate points does not work in 10.4

Bug introduced in 10.4 and persists through 10.4.1 This code produces a MeshRegion in versions 10.0 through 10.3.1, ...