When i run :checkhealth, i got 'ERROR: Failed to run healthcheck for "vim" plugin. Exception:

I am new to neovim.
I run :checkhealth after install nvim 0.8 from nvim-linux64.deb .
And get the following error. i have no clue what happened.
Thanks so much if you can help me fix it.

vim: require(“vim.health”).check()

  • ERROR: Failed to run healthcheck for “vim” plugin. Exception:
    function health#check, line 20
    Vim(eval):E5108: Error executing lua [string “luaeval()”]:1: attempt to call field ‘check’ (a nil value)
    stack traceback:
    [string “luaeval()”]:1: in main chunk