500 OOPS: missing value in config file for: ELF

how to solve it?
it’s already been a day since i’m stuck on module 3 starting

You are facing problem related to the vsftpd.conf file it might be:

  1. extra spaces
  2. undefined variables
  3. typos
  4. might be trick to solve
    try to find it or replace the .conf file with the new one and rewrite the code