Help! In vue-cli, multi-tier delivery triggers event problems

I want to click quit, in the header component to trigger v-show in app to display the pop-up box for true,

Mar.20,2021
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-64f5-1e46071-440c4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e46071-440c4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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