Originally Posted by kovidgoyal
There have been no changes to the server in 0.8.30, but feel free to downgrade calibre, old releases are available from: http://sourceforge.net/projects/calibre/files/
Though if your PC is freezing, the problem is with your PC, most likely an antivirus program.
Now i downgraded and after now change with the problem i upgraded again.
I can serve on the T1 in the calibre server fast and without any problem, until i start a download. Some of the downloads work very fast but mostly calibre and the pc freezes?
Please apologize my poor english