Why did you update the database? The update.php file is meant to update your database configuration to the latest version, so it will overwrite your changes, so obviously you don't want to do that. Change the allowed file types, and if your thumbnails disappear for some reason, update thumbs and/or resized pictures in the Admin Tools.
I was clicking on update database because - yes - I was losing my thumbnails.
Now OH NO - I tried what you suggested - to my "animals" album only - (do I have to do one album at a time???)
and got this result...
albums/userpics/10001/thumb_tess.jpg updated succesfully!
albums/userpics/10001/normal_tess.jpgupdated succesfully!
albums/userpics/10004/thumb_MOOSE 11.JPG updated succesfully!
albums/userpics/10004/normal_MOOSE 11.JPGupdated succesfully!
albums/userpics/10003/thumb_DSCN2647.jpg updated succesfully!
albums/userpics/10003/normal_DSCN2647.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN2055.jpg updated succesfully!
albums/userpics/10003/normal_DSCN2055.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN1906.jpg updated succesfully!
albums/userpics/10003/normal_DSCN1906.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN1493.jpg updated succesfully!
albums/userpics/10003/normal_DSCN1493.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN2054.jpg updated succesfully!
albums/userpics/10003/normal_DSCN2054.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN1250.jpg updated succesfully!
albums/userpics/10003/normal_DSCN1250.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN1321.jpg updated succesfully!
albums/userpics/10003/normal_DSCN1321.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN1397_1.jpg updated succesfully!
albums/userpics/10003/normal_DSCN1397_1.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN2260.jpg updated succesfully!
albums/userpics/10003/normal_DSCN2260.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN2224.jpg updated succesfully!
albums/userpics/10003/normal_DSCN2224.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN2163.jpg updated succesfully!
albums/userpics/10003/normal_DSCN2163.jpgupdated succesfully!
albums/userpics/10003/thumb_DSCN2202.jpg updated succesfully!
and after that, I had NO thumbnails again.
http://www.digitalimagery.com/sssoooo.... I clicked on update database again and got everything back.
sigh.
Are the file type suffixes in the allowed file types case sensitive? or, do I need to use ".jpg" instead of "jpg"?
Any other suggestions?
Thx