No implementation found for style `a4wide'
No implementation found for style `fancyhdr'
No implementation found for style `graphicx'
No implementation found for style `listings'

Substitution of arg to newlabelxx delayed.
couldn't convert character tt into available encodings

 ...set $ACCENT_IMAGES  to get an image 
couldn't convert character ~circ into available encodings
couldn't convert character &acute into available encodings
