General suggestions for debugging in R

Question

I get an error when using an R function that I wrote:

Warning messages:
1: glm.fit: algorithm did not converge 
2: glm.fit: algorithm did not converge 
         


        

Answer 1

The best walkthrough I've seen so far is:

http://www.biostat.jhsph.edu/%7Erpeng/docs/R-debug-tools.pdf

Anybody agree/disagree?