Esc menu won't open

[Hazmat]

my friends Esc menu won't open and he keeps forgetting  to post it on here so does anyone know what to do

[Ad Bot]

[Makingblah]

Tell him to check his Console and see whats causing it, then remove the offending add-on.
I've had this problem before.

[Hazmat]

neither of us know how to find something wrong in the console

[Makingblah]

neither of us know how to find something wrong in the console

Just tell us what it says.

[Ephialtes]

Tell him to delete the file "config/client/config.cs" in the Blockland folder while the game is closed, then start it up and try again.

[Hazmat]

ok