profile editing isnt workign for me AT ALLL

bro I copy and paste the layout text in the about me section and then I press save all and then when it "saves" it just... reverts back to the original BEFORE i pasted the layout code???

ive tried everythign to fix this, like deleting other text in my about me section, or deleting the tabs and window but nothigns workin!

pls help!!!!!!!!!!!!!