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st: RE: error using xtserial


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: error using xtserial
Date   Thu, 24 Feb 2005 17:44:06 -0000

This could also arise if an -if- condition 
excludes all the data, and/or there are 
problems with missing values. 

I doubt that's a complete list. 

Nick 
n.j.cox@durham.ac.uk 

joserra coco
 
> I was wondering if somebody out there could help me. I am 
> trying to test for
> autocorrelation in panel data using xtserial, and when I run 
> the command I
> get an error that says "no observations". I read that this 
> error arises when
> some of the variables that I use are string type instead of 
> numerical. But
> all the variables that I use in the test -not in the file- 
> are numerical
> (float type). Could the error come from any other problem?. 

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