If euroNAS Installation gets corrupt – just download the latest Installation CD and start the setup. Setup will automatically recognize your installation and offer you following options:
euroNAS will update / repair the existing version (data, raid and all server settings will be preserved)
euroNAS will be fresh installed – of course data, shares and raid info will be preserved, users, network settings etc. need to be configured again
Restore from backup
If you have previously created a backup image of your existing installation – you can restore this installation – all settings will be preserved.