(reading 'appendChild')

[ayazwai]

Hello, there is no problem when I create the cards 1 time, but when I try to create them the 2nd time, I get this error. Is there any way to destroy or delete previously created cards? I searched the system a bit but I couldn't find a way

scratchcard.min.js:1 Uncaught TypeError: Cannot read properties of null (reading 'appendChild')
at t.value (scratchcard.min.js:1:21987)
at new t (scratchcard.min.js:1:19107)
at Object. (script.js:421:14)
at Function.each (jquery.min.js:2:2777)
at createScratchCards (script.js:415:7)
at Object.success (script.js:235:17)
at c (jquery.min.js:2:27742)
at Object.fireWith [as resolveWith] (jquery.min.js:2:28487)
at l (jquery.min.js:2:78789)
at XMLHttpRequest. (jquery.min.js:2:81117)