[texworks] line numbers Merge and text disappears

[GM]

Hello

Le 30/01/2011 06:20, Paul A Norman a écrit :
> Line number appear as is overprinted on each other
>
> http://dl.dropbox.com/u/13401476/general_images/linenumbersMerge_text-dissapears.jpg

I have this problem sometimes with windows7 for long files.
And if I continue ignoring the problem ... texworks inevitably stops 
without being able to save the latest changes.

GM