보팅 받으려고 수정하려고 글 수정이 안 되네요 ㅠㅠ

크롬에서 개발자 도구 띄워보니,

bundle-vendor.6cc9ba44a70e431182a9.js:95 Uncaught TypeError: Cannot read property 'then' of undefined
   at b (bundle-main.27c1959dd88fa4e01f81.js:1)
   at bundle-main.27c1959dd88fa4e01f81.js:1
   at bundle-vendor.6cc9ba44a70e431182a9.js:74
   at bundle-vendor.6cc9ba44a70e431182a9.js:54
   at bundle-main.27c1959dd88fa4e01f81.js:1
   at dispatch (bundle-vendor.6cc9ba44a70e431182a9.js:19)
   at bundle-main.27c1959dd88fa4e01f81.js:1
   at bundle-vendor.6cc9ba44a70e431182a9.js:74
   at bundle-vendor.6cc9ba44a70e431182a9.js:54
   at bundle-main.27c1959dd88fa4e01f81.js:1
b @ bundle-main.27c1959dd88fa4e01f81.js:1
(anonymous) @ bundle-main.27c1959dd88fa4e01f81.js:1
(anonymous) @ bundle-vendor.6cc9ba44a70e431182a9.js:74
(anonymous) @ bundle-vendor.6cc9ba44a70e431182a9.js:54
(anonymous) @ bundle-main.27c1959dd88fa4e01f81.js:1
dispatch @ bundle-vendor.6cc9ba44a70e431182a9.js:19
(anonymous) @ bundle-main.27c1959dd88fa4e01f81.js:1
(anonymous) @ bundle-vendor.6cc9ba44a70e431182a9.js:74
(anonymous) @ bundle-vendor.6cc9ba44a70e431182a9.js:54
(anonymous) @ bundle-main.27c1959dd88fa4e01f81.js:1
(anonymous) @ bundle-vendor.6cc9ba44a70e431182a9.js:19
value @ bundle-main.27c1959dd88fa4e01f81.js:1
value @ bundle-main.27c1959dd88fa4e01f81.js:1
value @ bundle-main.27c1959dd88fa4e01f81.js:1
value @ bundle-main.27c1959dd88fa4e01f81.js:1
onClick @ bundle-main.27c1959dd88fa4e01f81.js:1
onClick @ bundle-main.27c1959dd88fa4e01f81.js:1
L @ bundle-vendor.6cc9ba44a70e431182a9.js:95
invokeGuardedCallback @ bundle-vendor.6cc9ba44a70e431182a9.js:95
invokeGuardedCallbackAndCatchFirstError @ bundle-vendor.6cc9ba44a70e431182a9.js:95
Z @ bundle-vendor.6cc9ba44a70e431182a9.js:95
tt @ bundle-vendor.6cc9ba44a70e431182a9.js:95
nt @ bundle-vendor.6cc9ba44a70e431182a9.js:95
Q @ bundle-vendor.6cc9ba44a70e431182a9.js:95
st @ bundle-vendor.6cc9ba44a70e431182a9.js:95
Xe @ bundle-vendor.6cc9ba44a70e431182a9.js:95
Ge @ bundle-vendor.6cc9ba44a70e431182a9.js:95
batchedUpdates @ bundle-vendor.6cc9ba44a70e431182a9.js:95
ue @ bundle-vendor.6cc9ba44a70e431182a9.js:95
Je @ bundle-vendor.6cc9ba44a70e431182a9.js:95``` 
라고 라고 뜹니다.