Element-ui upload component, the front end to display the added picture, upload to modify the file-list report status is null error, how to solve?

Uncaught TypeError: Cannot set property "status" of null

clipboard.png

clipboard.png

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some people say that file-list is read-only and cannot be modified, so what about the pictures to be displayed at the front end?

Feb.27,2022

you have finished uploading at beforeUpload . Should you return false block the submission of the original components?

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-64f5-1beddb3-31ba7.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1beddb3-31ba7.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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