for (let i = 0; i < rows.length; i++)  

에서 아래와 같이 오류가 발생합니다.

(아래는 콘솔 창 내용)

동시에, index 창에서 내용 업데이트가 되지 않는데요, 어떻게 해결해야 할까요

(index):107 Uncaught TypeError: Cannot read properties of undefined (reading 'length')

  at Object.success ((index):107:46)

  at c (jquery.min.js:2:28294)

  at Object.fireWith [as resolveWith] (jquery.min.js:2:29039)

  at l (jquery.min.js:2:79800)

  at XMLHttpRequest.<anonymous> (jquery.min.js:2:82254)

success @ (index):107

c @ jquery.min.js:2

fireWith @ jquery.min.js:2

l @ jquery.min.js:2

(anonymous) @ jquery.min.js:2

load (async)

send @ jquery.min.js:2

ajax @ jquery.min.js:2

show_comment @ (index):101

(anonymous) @ (index):67

e @ jquery.min.js:2

t @ jquery.min.js:2

setTimeout (async)

(anonymous) @ jquery.min.js:2

c @ jquery.min.js:2

fireWith @ jquery.min.js:2

fire @ jquery.min.js:2

c @ jquery.min.js:2

fireWith @ jquery.min.js:2

ready @ jquery.min.js:2

B @ jquery.min.js:2