Unexpected Application Error!

JitsiMeetJS is not defined

ReferenceError: JitsiMeetJS is not defined
    at https://app.teachguin.ai/assets/index-B8jW7ggD.js:6553:21288
    at Rj (https://app.teachguin.ai/assets/index-B8jW7ggD.js:41:27157)
    at Ik (https://app.teachguin.ai/assets/index-B8jW7ggD.js:41:47675)
    at Fk (https://app.teachguin.ai/assets/index-B8jW7ggD.js:41:41093)
    at jg$1 (https://app.teachguin.ai/assets/index-B8jW7ggD.js:39:3734)
    at Xk (https://app.teachguin.ai/assets/index-B8jW7ggD.js:41:46420)
    at Qk (https://app.teachguin.ai/assets/index-B8jW7ggD.js:41:45268)
    at Hk (https://app.teachguin.ai/assets/index-B8jW7ggD.js:41:40083)
    at cp (https://app.teachguin.ai/assets/index-B8jW7ggD.js:26:1729)
    at MessagePort.zm (https://app.teachguin.ai/assets/index-B8jW7ggD.js:26:2141)