js crash Chrome 96

[retrocomputist]

running demo game

jsgam.min.js:127 Uncaught TypeError: Cannot read properties of undefined (reading '0') at r.play (jsgam.min.js:127) at e.value (jsgam.min.js:137) at e.value (jsgam.min.js:175) at c.value (jsgam.min.js:183) at i.emit (jsgam.min.js:16) at i.dispatchDBEvent (jsgam.min.js:179) at e.advanceTime (jsgam.min.js:179) at Function.i._clockHandler (jsgam.min.js:179) at t.emit (jsgam.min.js:44) at s.update (jsgam.min.js:44) 4jsgam.min.js:171 Uncaught TypeError: Cannot read properties of null (reading 'removeChild') at e.value (jsgam.min.js:171) at e.value (jsgam.min.js:175) at c.value (jsgam.min.js:183) at c.value (jsgam.min.js:183) at c.value (jsgam.min.js:181) at se (jsgam.min.js:111) at n.s.render (jsgam.min.js:111) at n.s.render (jsgam.min.js:111) at st (jsgam.min.js:111) at Array.n.updateRoot (jsgam.min.js:111) jsgam.min.js:183 Uncaught TypeError: Cannot read properties of null (reading 'config') at c.value (jsgam.min.js:183) at c.value (jsgam.min.js:181) at se (jsgam.min.js:111) at n.s.render (jsgam.min.js:111) at n.s.render (jsgam.min.js:111) at st (jsgam.min.js:111) at Array.n.updateRoot (jsgam.min.js:111) at r (jsgam.min.js:111) jsgam.min.js:171 Uncaught TypeError: Cannot read properties of null (reading 'removeChild') at e.value (jsgam.min.js:171) at e.value (jsgam.min.js:175) at c.value (jsgam.min.js:183) at c.value (jsgam.min.js:183) at c.value (jsgam.min.js:181) at c.value (jsgam.min.js:181) at e.value (jsgam.min.js:171) at o.i.emit (jsgam.min.js:16) at n.dispatchEvent (jsgam.min.js:46) at n.processPointerUp (jsgam.min.js:46)