Unity Error, dont know how to fix it

The only script that im using, is the one to move the character, thats it, i dont know what is this error

Always the same answer, ALWAYS.

It’s like war. It never changes.

How to fix a NullReferenceException error

https://forum.unity.com/threads/how-to-fix-a-nullreferenceexception-error.1230297/

Steps to success:

  • Identify what is null
  • Identify why it is null
  • Fix that