I look in my inventory in fur effect and when I exit, this happened

[Tili Cactus]

 Version: 0.69.420 -PUBLIC#1507 Message: window.anUndefinedFunction is not a function Stack:
TypeError: window.anUndefinedFunction is not a function
    at Object.func (https://www.fenoxo.com/play/TiTS/release/main.d7d114b5.js:1:14868074)
    at e.value (https://www.fenoxo.com/play/TiTS/release/main.d7d114b5.js:1:14846067)
    at Object.freeze.s.FUNCTIONS (https://www.fenoxo.com/play/TiTS/release/main.d7d114b5.js:1:26584010)
    at HTMLDocument. (https://www.fenoxo.com/play/TiTS/release/main.d7d114b5.js:1:11272239)