[R] 0 rows> (or 0-length row.names)

Mark Sharp msharp at txbiomed.org
Tue Aug 30 18:35:29 CEST 2016

What do you get from


R. Mark Sharp, Ph.D.
Director of Primate Records Database
Southwest National Primate Research Center
Texas Biomedical Research Institute
P.O. Box 760549
San Antonio, TX 78245-0549
Telephone: (210)258-9476
e-mail: msharp at TxBiomed.org

> On Aug 30, 2016, at 11:24 AM, Shivi Bhatia <shivipmp82 at gmail.com> wrote:
> I know this question has been asked zillion times but even after consulting
> Stack Overflow & other forum cant figure out the reason.
> I have one var in my data-set names case age. This variable is numeric as:
> class(SFDC$case_age)
> *numeric*
> however it throws this error:
> <0 rows> (or 0-length row.names)
> As checked this only happens either there is some space at the end of the
> variable name, or there are no values whereas this is a numeric variable
> with no missing values and has a total of 5400 observations.
> This var has a range from 0 to 240 in number of days for case variable
> hence i need to do a logarithm transformation & make it use in the model.
> Total unique obs are around 1500.
> Please advice.
> [[alternative HTML version deleted]]
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