yanni papastavrou <[EMAIL PROTECTED]> writes: > “Using the default document class, because the class scrbook > is unknown”
Hi, 1. Open the MiKTeX Settings 2. Choose Package installation: Install missing packages on-the-fly: Yes 3. Then, reconfigure LyX If this does not work, try 1. Open MiKTeX > Settings 2. Choose Refresh FNDB 3. Then, reconfigure LyX If this does not work, try 1. Open MiKTeX > Update, and update MiKTeX 2. Open MiKTeX > Settings 2. Choose Refresh FNDB 3. Then, reconfigure LyX Regards, Andreas