TypeError: Cannot set property Package of #<Object> which has only a getter

[swanfly]

When the $$symbol is detected, tex-mml-chtml.min.js will be dynamically loaded. When it is just loaded and multiple characters are quickly entered, this error will be reported. This error occurs occasionally.

Chrome

TypeError: Cannot set property Package of # which has only a getter
at s (https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-mml-chtml.min.js:7:13801)
at s (https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-mml-chtml.min.js:7:13808)
at s (https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-mml-chtml.min.js:7:13808)
at s (https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-mml-chtml.min.js:7:13808)
at e.combineWithMathJax (https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-mml-chtml.min.js:7:14317)
at https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-mml-chtml.min.js:7:1156315
at https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-mml-chtml.min.js:7:1173001
at https://cdn.jsdelivr.net/npm/[email protected]/es5/tex-mml-chtml.min.js:7:1173005

Safari

my code below:

[dpvc]

This is a duplicate of #3289, and the earlier #3106 and #3079. The first link has some more details.