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.

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10
votes
0answers
283 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: ...
2
votes
1answer
23 views

SDF Metadata Import fails when structure information is missing

Background Information: In Mathematica 12, SDF Import automatically triggers the generation of Molecule[] representations. SDF files contain both structural information as well as metadata, and a ...
16
votes
3answers
359 views

Can anyone explain this strange behavior of InputForm?

Bug introduced in 3 or earlier, persisting through 12, fixed on Wolfram cloud only. In Mathematica 9.0.0, when to display the input form of two numbers, I come across maybe a puny problem. In order ...
0
votes
1answer
40 views

mathematica stop working after running some .nb file and close or save the file

Bug fixed in 8.0.4 for Chinese edition only, generally fixed in or before 11.3. I'm using version 7 on Windows. After I running one .nb file and just want to ...
17
votes
1answer
249 views

Notebook's TaggingRules inherit too much

Bug introduced in V10.4 or earlier and persisting through V12.0 [CASE:3852725] was created [...] I have forwarded an incident report to our developers with the information you provided. [...] ...
21
votes
2answers
808 views

Possible bug in NMaximize function?

In 12.0.0 for Microsoft Windows (64-bit) (April 6, 2019) writing: ...
8
votes
2answers
165 views

TimeLinePlot tooltip shows Day rather than Year

Update 2019-11-28 WRI has confirmed that this is a bug. Update 2019-11-25 The workaround suggested by @alx works if all of the dates have the same granularity. While experimenting with the ...
7
votes
2answers
128 views

Bug in VectorFieldPlot[] with InterpolatingFunction[]?

Bug introduced in 11.3 or earlier and persisting through 12.0.0 or later While looking at https://mathematica.stackexchange.com/questions/192081/how-do-i-plot-a-divergence, I thought to suggest the ...
6
votes
1answer
250 views

This code crashes the FrontEnd - can I remove anything else?

Bug present in version 11.0.0 Thank you for contacting Wolfram Technical Support and for taking the time to report this issue. I have forwarded it to our development team. I want to file a ...
10
votes
2answers
252 views

FilledCurve inside GraphicsComplex doesn't interpret the integers as points

Bug introduced in V9.0 or earlier and persisting through V11.3 Here's an example: ...
13
votes
2answers
213 views

How do you import “ISODateTime” and capture the time zone?

Bug introduced in V10.4 or earlier and persisting through 12.0 (CASE:3920785) Back in version 10.2 or so, Mathematica began supporting the ISO 8601 date/time format, which is nice because it's used ...
13
votes
1answer
621 views

How to discretize a BezierCurve?

Bug introduced in version 10.0 and fixed in version 12.0 DiscretizeGraphics is new in 10.0. I need to create a discretized region from a ...
10
votes
3answers
525 views

Wrong results from NSolve on coupled polynomials. WorkingPrecision -> Automatic fails

OP UPDATE: I received an email from WR on 1-18-2016: "...It does appear that the NSolve function is not behaving properly in this case and I have forwarded an incident report to our developers with ...
4
votes
1answer
120 views

Bug in HypergeometricPFQRegularized?

Bug persisting through 11.2 I'am facing a trouble with HypergeometricPFQRegularized. Mathematica hangs if imaginary part of one of the arguments has zero imaginary part with decimal point as the ...
30
votes
3answers
618 views

Is there an issue tracker for already reported Mathematica bugs?

Since I'm working at least 50% on Linux which is probably the operating system which gets not so much attention from Wolfram, I find new bugs regularly. What bothers me the most is, that tracking a ...
13
votes
0answers
222 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 11.3 Is this a bug? If I do FullSimplify[n E^(0``10 n)] then it returns <...
6
votes
1answer
87 views

ReplaceList Except Alternatives bug

Bug introduced in 11.3 or earlier and persisting through 12.0 or later [CASE:4352435] and [CASE:4354378] In Mathematica 11.3 and 12.0, ...
5
votes
1answer
259 views

Fourier transform of Exp[x]/x

Could you please explain why Mathematica gives the following expression when taking Fourier transform of $\exp(\lambda z)/\lambda$? $$\frac{-\log(-z)+\log(z)}{\sqrt{2\pi}}$$ Why the answer does not ...
4
votes
3answers
247 views

PlotLegend frame disappears during Export

Bug introduced in 11.2 or earlier and persisting through 12.0 I placed a framed PlotLegend and it works just fine in the notebook, but after exported to ...
10
votes
1answer
243 views

A bug in Rasterize and Graphics: diagonal line is under-diagonal

I plot a straight diagonal line and then simply rasterize it. Consider what happens (Mathematica 8.0.4, 10.2, 11.1.1 and 12.0 on Windows 7 x64): ...
2
votes
1answer
67 views

Search using Query fails accessing ChemSpider with Mathematica

Performing a search with "Formula" works as expected. Search with "Query" fails. Printout attached to better document the problem.
10
votes
0answers
146 views

Connecting notebook to remote kernel

I'm trying to connect my FrontEnd session to remote kernel. Manual connection works by creating LinkObject like so: ...
6
votes
1answer
117 views

Why does FindClusters put closer points into different clusters?

Bug introduced in 11.3 or earlier and persisting through 12.0 Bug isn't present in version 8.0.4 I am trying to do clustering and then obtained a plot as below:- ...
2
votes
2answers
84 views

What causes Autonumbering to stop working after “Evaluating” Notebook in 12.0

Bug introduced in 12.0 I'm using "Section" autonumbering in a notebook that contains text and calculations. Normally my "Section" style numbering looks like: ...
4
votes
1answer
38 views

How to use StepMonitor in NMinimize when using vector variable

Bug persists through 12.0 For example, when I call this code ...
11
votes
1answer
98 views

Nondeterministic $Failed when mapping over a Dataset

Consider the following simplified example (on Mathematica 12): ds = Dataset@{<|"hell" -> "o"|>, <|"hell" -> "no"|>}; ...
4
votes
1answer
344 views

How to copy groups of cells with NotebookWrite?

Bug fixed CellGrouping -> Manual isn't needed anymore for copying cell groups. They are copied correctly by default. I'm trying to use: ...
13
votes
2answers
239 views

Differentiation and series expansion of dot product - inconsistent results

Bug introduced in 9.0 or earlier and persisting through 11.3 or later Bug resolved in 12.0 As of 12.0, we have an unevaluated result - inconsistent with the differentiation result, but not invalid. ...
16
votes
1answer
257 views

Bug: x === y but results of a /@ x and a /@ y differ?

Bug introduced in 10.2, and persisting through 11.1 Bug resolved in 12.0 This is strange: ...
2
votes
0answers
59 views

Which words are “protected” from the built-in spell checker?

Bug persisits through 12.0 [CASE:4331923] Some time ago Alan raised an interesting question about spell checking in Mathematica in a comment: <...> does Mma actually recognize Euclidian (vs ...
2
votes
1answer
29 views

DensityPlot: Error messages and strange bar legend

Bug introduced in 11.1.1 or earlier and persists through 12.0 I want to plot the following DensityPlot with axes given by Trr ...
8
votes
3answers
438 views

Numerical minimum of a one-valued function

Bug introduced in 12.0 [CASE:4332003] My problem is that the Kernel cannot finish computation and eats up memory when a simple constraint like 0 <= x <= 2 is ...
4
votes
1answer
40 views

Plotting with sub and superscripts on the PlotLabels

Bug persists through 12.0. I'm trying to produce a plot with PlotLabels that include sub- and superscripts. However, I haven't been able to do it consistently. ...
2
votes
1answer
68 views

JavaGraphics` and CreateDialog don't work with ListPlot in Mathematica 11.3/12

Bug introduced in 11.2 and persists through 12.0, case 4331202 I'm trying to see some plots based on data from a remote cluster as it runs various Mathematica 11.3/12 scripts, so I want to use the ...
7
votes
0answers
134 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 ...
8
votes
1answer
182 views

ColorFunction doesn't work with custom PlotMarkers

Bug introduced in 10.3.0 and persisting through 12.0 or later This works: ...
13
votes
3answers
611 views

How can I get rid of a persistent tooltip?

From time to time, and in several different computers running various versions of Ubuntu, I've had Mathematica tooltips get "stuck", and persist on the screen even when I navigate away to other ...
10
votes
1answer
123 views

Mathematica 12: Failure with URLRead

Bug introduced in 12.0 The following HTTP request fails to submit the body under version 12, but works in Mathematica 11: ...
5
votes
2answers
82 views

ChartBaseStyle in BarChart3D - possible bug

It looks like ChartBaseStyle in BarChart3D doesn't work in Grid mode when the matrix is larger than 9x9: ...
6
votes
0answers
175 views

Spurious DSolve Solution

Bug introduced in 8.0.4 or earlier, persisting through 12.0. DSolve quickly returns solutions to the following PDE (which is the homogeneous portion of the PDE in ...
4
votes
1answer
96 views

Why should the format of an integral affect the result

This has been reported to Wolfram and confirmed as a bug in Mathematica V12 This follows on from This question I get a different answer for the same integral input in different ways e.g. ...
13
votes
1answer
544 views

NDSolve`FiniteDifferenceDerivative gives wrong result when the precision is not MachinePrecision

Bug introduced in 8 or earlier and persisting through 11.0.1, fixed in 11.3 or earlier. I want to get a pseudospectral differentiation matrix by ...
2
votes
3answers
275 views

Stop notebook from auto-scrolling upon printing

Bug fixed in 12.0 I've long been peeved that the front end scrolls automatically during evaluations, and I've finally sat down to pin down the exact behavior. It seems that the front end auto-...
4
votes
1answer
138 views

Unexpected behavior of SelectionMove

Bug introduced in 11.2 or earlier and partially fixed in 12.0 [CASE:3968507] Now SelectionMove returns $Failed when it cannot ...
10
votes
2answers
211 views

How to explain the behaviour of TreeForm? [duplicate]

Just try this: g=1;a=1;TreeForm[Hold[g[a]]] The weird thing in the outcome is that the node of g displays 1 ,and a is still a. I do not know how to explain ...
3
votes
0answers
114 views

Is it possible to get the original number from DecimalForm?

Bug introduced in 5.2 or earlier and persisting through 12.0 [CASE:4315787] Wrong behavior of NumberForm (DecimalForm outputs ...
10
votes
1answer
115 views

Memory leak with FindMaximum/Minimum inside of Module

This is my first question here. I have to solve coupled first order ODE-s and find the maximum of a function which depends on the solution of the ODE. I have to do this calculation in large quantities,...
21
votes
3answers
527 views

Question about TransitiveReductionGraph

Bug introduced in 10.0 and persisting through 12.0 TransitiveReductionGraph is new in 10.0. In Mathematica 10.0 and 10.1, according to the documentation of ...
7
votes
1answer
81 views

`PlotLegends` not showing correct colour

I want to make a Plot with a styled line, as follows: ...
13
votes
1answer
208 views

Can I trust URLSubmit?

Bug introduced in 11.2 or earlier and persists through V12.0 [CASE:4026293] confirmed Let's create 10 asynchronous requests which just check if the site is there. ...