Crazy fish

hey!, so i got this issue when im opening my build with mc launcher: > ---- Minecraft Crash Report ---- > // Hi. I'm Minecraft, and I'm a crashaholic. >...

TypeError: Cannot read properties of undefined (reading 'current')

7

i am just trying to make an alert and i get this error:   can any one help me?

i was bored so i translated the mod to Hebrew :)