화면 오류

[choibyuk77]

Download the Vue Devtools extension for a better development experience: https://github.com/vuejs/vue-devtools vue.js:8237 You are running Vue in development mode. Make sure to turn on production mode when deploying for production. See more tips at https://vuejs.org/guide/deployment.html vue.js:8227 Download the Vue Devtools extension for a better development experience: https://github.com/vuejs/vue-devtools vue.js:8237 You are running Vue in development mode. Make sure to turn on production mode when deploying for production. See more tips at https://vuejs.org/guide/deployment.html vue.js:577 [Vue warn]: The "data" option should be a function that returns a per-instance value in component definitions. warn @ vue.js:577 strats.data @ vue.js:1173 mergeField @ vue.js:1447 mergeOptions @ vue.js:1442 Vue.extend @ vue.js:4642 Vue.(anonymous function) @ vue.js:4725 (anonymous) @ index.html:100 vue.js:577 [Vue warn]: The "data" option should be a function that returns a per-instance value in component definitions. warn @ vue.js:577 strats.data @ vue.js:1173 mergeField @ vue.js:1447 mergeOptions @ vue.js:1442 Vue.extend @ vue.js:4642 Vue.(anonymous function) @ vue.js:4725 (anonymous) @ index.html:131 vue.js:583 [Vue tip]: : component lists rendered with v-for should have explicit keys. See https://vuejs.org/guide/list.html#key for more info.

(found in ) tip @ vue.js:583 (anonymous) @ vue.js:10348 compileToFunctions @ vue.js:10348 Vue$3.$mount @ vue.js:10514 Vue._init @ vue.js:4477 Vue$3 @ vue.js:4562 (anonymous) @ index.html:155 index.html:1 Failed to load http://localhost:8080/ticket: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access.

[choibyuk77]

[jinyoung]

브라우저가 크롬인 경우 localhost 에 대한 CORS 오류가 있습니다:

크롬을 옵션을 주어 실행하면 됩니다.

chrome.exe --disable-web-security

[jinyoung]

맥에서는

open -a Google\ Chrome --args --disable-web-security --user-data-dir