Linked Questions

1
vote
0answers
42 views

Is it possible to trigger some Mathematica code when an error of the type StringTake::take happens?

I process data from various sources (databases) that are formatted very inconsistently. I would like to be able to process them finally summarized in one piece. My code consists of many cases of ...
6
votes
1answer
77 views

How to make Mathematica only output the error name, rather than the full error message?

For example, when I use LinearSolve, an error message might be encountered: ...
0
votes
2answers
177 views

How to construct an IF statement within `Manipulate` with various stopping statements

Take the following data: ...
0
votes
0answers
57 views

customisable error checking, message handling code

I have an iterated computation running in a while loop, which is bound to fail at some point, at which point I want it to stop, e.g. ...
3
votes
0answers
76 views

Getting a Stack Trace on parallel execution

I find debugging very difficult in Mathematica, perhaps because I am unfamiliar with the appropriate tools. Ideally, I would like a "break on error" like Matlab with step control, however for the ...
2
votes
2answers
582 views

How to find source of `FrontEndObject::notavail` warning?

I converted a large notebook (a ton of code!) into a free-standing WolframScript. When I run the script: several warnings of the form ...
24
votes
1answer
512 views

How to use Handler functions

It seems that Internal`AddHandler or other functions related to it can be quite helpful sometimes, especially when dealing with messages and such. But the ...
3
votes
3answers
233 views

Is it possible to assign numbers generated in an Error-Message?

If I have a differential equation of the form: ...
1
vote
0answers
118 views

How can I automatically set an NIntegrate call to zero if NIntegrate::slwcon is observed?

This is a generic question about the NIntegrate function. I am attempting to numerically integrate a function which may or may not be highly oscillatory, based on it's inputs. For a certain sets of ...
2
votes
1answer
197 views

How does exactly Check work?

Please, consider the following code : ...
3
votes
1answer
924 views

Display line number/stack trace of error in script (i.e. batch mode / command line interface)

I am trying to set up a Mathematica script so that it runs from the command line in the manner that a sane person would expect. I have the following at the start of the file: ...
2
votes
2answers
4k views

Output of a Print in a list

I'just starting with Mathematica and therefore I was having a small question. It must be somewhere on Internet but I can't find it. My question is the following. I would like to get my values after ...
8
votes
1answer
936 views

Debugging a $RecursionLimit error?

I sometimes encounter bugs that involve a recursion limit. It's often very hard to find the origin of the problem. Would there be a way to copy the stack somewhere and abort the evaluation in order ...
4
votes
1answer
315 views

Want NIntegrate to catch error message

Really stuck with this. When I use NIntegrate, it sometimes prints a message like NIntegrate::ncvb: "NIntegrate failed to converge to prescribed accuracy after ...
4
votes
1answer
112 views

Show error messages from collapsed sections

I've got a fairly long notebook. I like to have most of the sections collapsed. If I evaluate the entire notebook I don't see errors in the collapsed sections unless I expand them. I did see that I ...

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