Until yesterday everything worked very well, the quality of scans was excellent. As you can see in the following scan:

Yesterday I received a newsletter from Silverfast telling me how cool the new version (6.6.0r4) is and how well it works with my Canon scanner. So I updated it and tried iSRD first. It scanned with 2 passes ant then just hanged in there forever.. Activity monitor showed that Silverfast process was not responding.. After that all of my scans became like this:

The interesting part is that on the small thumbnails everything looks ok:

And just now i noticed that the only way to get a normal scan is to use ME function, ok, but I dont always have the time or nessecity to scan with ME.. what should I do? please help me get my good scans back.. :(

