[R] Warnings from script - where?
R. Michael Weylandt <email@example.com>
michael.weylandt at gmail.com
Mon Feb 13 01:51:36 CET 2012
options(error=browser) or options(error=recover) will be of great help if you don't know them already.
On Feb 12, 2012, at 7:41 PM, Noah Silverman <noahsilverman at ucla.edu> wrote:
> Solved my own question:
> options(warnings=2) will turn all warnings into errors. That should halt execution and allow me to examine what happened.
> Noah Silverman
> UCLA Department of Statistics
> 8208 Math Sciences Building
> Los Angeles, CA 90095
> On Feb 12, 2012, at 4:38 PM, Noah Silverman wrote:
>> Next challenge today.
>> I have a script that I call within R: source("foo.R")
>> When it finishes, I get the dreaded output: "There were 50 or more warnings (use warnings() to see the first 50)"
>> So, I type warnings() and get a nice list. (Same error repeatedly, so probably something I'm using in a loop.)
>> The difficult part is I have no idea *where* the warning is being generated. Is there a way to get R to either halt on warning, or give me more detail when listing warnings after execution?
>> Noah Silverman
>> UCLA Department of Statistics
>> 8208 Math Sciences Building
>> Los Angeles, CA 90095
>> R-help at r-project.org mailing list
>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
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> R-help at r-project.org mailing list
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
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