Vue directly requests the routing http://localhost:8081/role/datagrid of beego backend to report an error.

XMLHttpRequest cannot load http://localhost:8081/role/datagrid. No "Access-Control-Allow-Origin" header is present on the requested resource. Origin" http://localhost:8080" is therefore not allowed access.

Mar.10,2021

is cross-domain. You need to set Access-Control-Allow-Origin as your domain name, or directly to *

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e50c41-450ba.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e50c41-450ba.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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