Phoenix release - Module not found

I got this error

nobody@c2bcaf2ac144:/app$ bin/utmaktaba remote
Erlang/OTP 24 [erts-12.2.1] [source] [64-bit] [smp:12:12] [ds:12:12:10] [async-threads:1] [jit]

Interactive Elixir (1.13.2) - press Ctrl+C to exit (type h() ENTER for help)
iex(utmaktaba@c2bcaf2ac144)1> Code.ensure_compiled(Utamktaba.Prod.Seeds)
{:error, :embedded}
iex(utmaktaba@c2bcaf2ac144)2> 

iex(utmaktaba@c2bcaf2ac144)1> Code.ensure_loaded(Utamktaba.Prod.Seeds)
{:error, :embedded}
iex(utmaktaba@c2bcaf2ac144)2>