LaTeX.org

thanks so much, im so thankful! but... its still not working.. i throw away all polish letters from \label commands and this error didnt change..

The below code doesn't work. I see only error:
!Missing \endcsname inserted.

Please give me any tip ; ))

\documentclass[4paper,onecolumn,11pt]{article}
\usepackage[polish]{babel}
\usepackage[cp1250]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{qtimes,qcourier}
\usepackage{graphicx ...