Need Help with wall

[SaiteK1991]

Hello guys i need help with the wall i want to delete it but when i save and open my map again that dont work its come back again pls help me ... i want delete the fucking wall ...
how i can delete forever this was is a "WorldSpawn"

[serthy]

give this wall a unique and easy to remember texture, open the yourmapname.map file with a text editor and search for this texture, delete the entry