Use webpack.dev.conf.js to configure to simulate background data transmission, but keep reporting 500 errors and can't get the data. what's the reason?

webpa.dev.conf.js configuration in the build folder:

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configindex.js:

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src:

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500:

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what is the cause of this? I can"t find out the reason all the time, please give me some advice!

Mar.01,2021
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-64f5-1b34978-2bf54.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b34978-2bf54.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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