foreach error 111

. foreach k in agua sane rendm {
  2. use censo_setor91_00_10_cep, clear
  3. if `k'=="rendm" {
  4. collapse (mean) C91`k' [aweight=C91chef], by(cep mun)
  5. }
  6. else {
  7. collapse (mean) C91`k' [aweight=C91dompp], by(cep mun)
  8. }
  9. save censo_setor91_00_10_cep_col_`k'91, replace
 10. }
agua not found
r(111);

end of do-file

r(111);

. use censo_setor91_00_10_cep, clear

. collapse (mean) C91agua [aweight=C91dompp], by(cep mun)

. 
end of do-file