i oso got same xprience wit 1st tank set-up. now i no oledi, jus my case onli-may b urs cud b different, i cycle 1 week n put ls! all gone. now i wud put a lot lr and use bacteria water 4 cycling at least 2 weeks. Oso i wud put in hardy fish like damsels 1st, wait.... 1 week later, ok, ..slowly stoc.