031019manuscript.tex, line 13
LaTeX Error: Option clash for package inputenc.
See the LaTeX manual or LaTeX Companion for explanation.
Type H <return> for immediate help.
...
l.13 \usepackage
{amsfonts}
The package inputenc has already been loaded with options:
[utf8]
There has now been an attempt to load it with options
[latin9]
Adding the global options:
utf8,latin9
to your \documentclass declaration may fix this.
Try typing <return> to proceed.