For questions on interpreting existing error messages that you have encountered, as well as writing and managing messages, assertions and checks for your own functions.

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0answers
43 views

Geometric Transformation not working - degenerate points?

I've successfully used FindGeometricTransformation to project the simplex triangle onto the x-y plane: ...
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2answers
42 views

Print argument of function that exceeds $RecursionLimit

Is there a way to print the argument of a function which results in a $RecursionLimit::reclim error? As an example, cosider the code ...
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2answers
49 views

Update: Interpolation error message? [closed]

I have the following data that needs to be analyzed : data = ToExpression@Import["http://pastebin.com/raw.php?i=8XKGYvSy", "Data"]; I have 6 sets of coordinates ...
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0answers
91 views

Failure of CountryData due to connectivity?

Today I started researching the "Four colours theorem" and to do so I need data, regions for example. I tried using the following line: ...
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1answer
67 views

Error message: Coordinate index 0 is out of range for the enclosing GraphicsComplex

I am unable understand following error message: Coordinate index 0 is out of range for the enclosing GraphicsComplex. How to fix it? coordinates ...
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1answer
274 views

Plot has red 'film', no error message

I am encountering really strange behavior: I wrote a function that plots values some data. After executing the code the resulting plot has the red 'error' colour, but only momentarily (maybe 0.1 sec). ...
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2answers
46 views

How to output (anything) if any error happens

I have long code which goes through iteration process. some times I get error messages. I want to get the iteration numbers (or any kind of output indications) when errors happen. for example, how ...
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0answers
10 views

“No file exists for resource PasteTemplateString”

I am running Mathematica on a Raspberry Pi and the above error message comes up virtually every time I press ctrl + shift + K to view the suggested functions and ...
1
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2answers
144 views

Error changing edge thickness in a GraphPlot

I'm having some problems with the Mathematica graphics inspector. I want to make a graph with the following code: ...
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1answer
46 views

Series and that old ivar error

I am trying to compare plots of the function (1+x)^{1/3} and its power series. The code for the power series generates an error message referring to an invalid variable: 'General::ivar: -1.09993 is ...
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0answers
31 views

Data Fitting with xerrors and yerrors using findfit [duplicate]

I'm trying to fit data with xerror and yerror using "Findfit", so i'm trying the same form than in tuto : ...
0
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1answer
23 views

How to output local variables when error message is generated without interrupting evaluation?

I am running a calculation to generate a dataset. I use several iterations to sweep over a parameter space. A few times an error message is generated (which is not the problem per se). Is it possible ...
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1answer
70 views

Problems with For statement

I'm trying to iterate some expression through for loop: ...
0
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2answers
61 views

How to fix this error : SetDelayed::write: Tag Plus in (<<1>>)[x_] is Protected.?

I don't get the meaning of the sign <<>> and also from which line the error is coming as I have a program of more than 30 lines with many defined functions without using "Module" . Is not there ...
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1answer
30 views
9
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2answers
1k views

Why is this semicolon in red?

I have a piece of code that works well, but when I put a semicolon after a plotting statement, the semicolon appears in red. What's the error?
0
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1answer
64 views

Trouble fitting an explicitly complex model with the TransformedFit package

This is follow up from a previous question in which @Oleksandr R. suggested the use of a package he developed for splitting a model and data into real and imaginary parts to avoid a problem with ...
1
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1answer
55 views

Turning Off Error messages locally

I'm trying to turn Off an error in an expression. ...
0
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1answer
53 views

Easy NMinimize does not converge

I try to minimize the following for a>0: f[a_] := Gamma[3]*a^(-3)*(Integrate[Exp[-u]*(u - a)*1/u, {u, a, Infinity}])^(-1) I put in ...
4
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1answer
107 views

How can I prevent a Plot expression from evaluating points forbidden by its RegionFunction?

I just ran into this and it had me scratching my head for a good while. Say I have a function which may produce error messages for certain inputs, like e.g. ...
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2answers
96 views

Getting messages Rest::norest and Divide::indet from ContourPlot3D

Ok I don't know if it's a bug or what, but here's what I found: If I use this function: ...
0
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0answers
112 views

Caching RecursionLimit::reclim error

I am learning how to catch exceptions, RecursionLimit::reclim in particular. To see how it works, I came up with the following example: ...
0
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1answer
70 views

Union::normal: Nonatomic expression expected when using Uncompress

I saved a expresion to a file like this Export["file.dat",Compress@myExpression]; Then (i don't know why) when I import the file i get the compressed expresion ...
2
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0answers
60 views
0
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1answer
52 views

Problem with Label in a Do loop, “nolabel” [closed]

Can someone tell me why this code doesn't work and how to fix it ? Thanks. ...
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1answer
61 views
0
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1answer
57 views

How to save numbers that are in Mathematica messages

I have a program that calls FindDistributionParameters and I get the Mathematica message FindMaximum::eit each time I call the function. The message is FindMaximum::eit: The algorithm does not ...
1
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2answers
60 views

CDF of TransformedDistribution Not Returned And No Error Message Produced

I am unable to get Mathematica to return the CDF of a distribution produced by TransformedDistribution. It "executes" for 6 hours on my machine and then returns a blank plot. Could someone execute the ...
0
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0answers
33 views

Reading Error Message from Mathematica using Mathlink C++

I am developing an UI on Visual Studio C++ and communicating with Mathematica using Mathlink. I create a function via Mathlink and in that function, I coded in such a way that it gives a message ...
3
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1answer
193 views

Font Issues: “Like Resource 58” error

I'm running Mathematica 9.0.0 on a Macbook Air with OSX 10.6.8 and I've recently started having issues with the font in the program. All special characters are being replaced with other characters in ...
0
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1answer
62 views
6
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1answer
120 views

Is it possible to disable assumptions used by FullSimplify for zero testing [closed]

Sometimes when I invoke FullSimplify on a large expression, I get a series of messages like this: ...
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1answer
162 views

RevolutionPlot3D: Inconsistency between Mathematica 8/Linux and Mathematica 9/OSX

The following code runs error-free in Mathematica 8.0 under Linux. ...
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1answer
106 views

Error when using FullForm with ?symbol

Information[symbol] shows information about a symbol and is equivalent to ?symbol. ...
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0answers
73 views
1
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1answer
86 views

OpenSQLConnection error

I used to be able to connect to a SQL Server database. I haven't run this program for a few months. I tried it today and it failed, so I went back to try OpenSQLConnection[] and got the following ...
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1answer
39 views

Error about limit MaxExtraPrecision

After my evaluations I have an error: N::meprec: Internal precision limit $MaxExtraPrecision=50. reached while evaluating ... ...
3
votes
1answer
106 views

Set gives an unexpected error message (Set::partw)

Here is a minimal example: s = 1 /(a + b[3]) + 1 /(2 a + b[3]); s[[1]] = Sum[s[[1]] /. b[3] -> k, {k, 3}] s[[4]] s[[4]] = Sum[s[[4]] /. b[3] -> k, {k, 3}] ...
5
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2answers
156 views

How to switch off all messages?

How can I want to switch off all messages in a Mathematica session? Quiet[expr] allows me to evaluate expr without messages. ...
1
vote
1answer
144 views

Skip one step of the loop if there is an NIntegrate::eincr message

Is there a possibility of skipping one step of a loop if in this step there appears an error like NIntegrate::eincr? After skipping, the loop should go to the next ...
0
votes
1answer
339 views

Getting Internal Self-Test Error

I have two questions related to this simple code: ...
4
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1answer
84 views

Issues with $MachineEpsilon

I'm attempting to add $MachineEpsilon to numbers I am pulling from the domains of 3 interpolating functions. I pulled 3 numbers, and for one of these numbers adding ...
0
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1answer
75 views

Export/Copy + Paste a plot from Mathematica Trial Version to TeX editor

I wish to get a view plots from Mathematica trial version into a TeX editor, but cannot seem to do it (unless I print the screen and crop the image which leads to bad quality). Is there a way in which ...
1
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1answer
151 views

Suppress warnings in ParallelTable

I'm using ParallelTable to evaluate a function that involves NIntegrate. There are a lot of ...
0
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0answers
85 views

Problem with strings imported from PDFs

I am currently working with a list containing around 20 strings which contain around 30,000 characters each. The strings are imported from PDFs and the list containing all the strings is assigned to a ...
1
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1answer
108 views
1
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1answer
169 views

Why do I get an error message when for this type of recursion?

When I type the following code: mus[] = 0; mus[x__] := First[List[x]] + mus[Rest[List[x]]] What one would think would happen is that if, ...
0
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0answers
51 views

Where do Messages generated by Menu commands go?

I've created a custom menu in the Mathematica title bar (by editing MenuSetup.tr) that executes code using KernelExecute. These ...
3
votes
0answers
163 views

Numerically solving a system of PDEs where one function is composed with the other

I'm trying to solve the following system using NDSolve: $$ \begin{align} u_t(x,t) &= u_{xx}(x,t) - v(x,t) \\ v_t(x,t) &= u(v(x,t),t) \end{align} $$ with ...