Thinkphp5 first trial workman run error?

running php server.php start in the controller reports Class" thinkworkerServer" not found
the following is my third-party directory

clipboard.png
clipboard.png

What is the reason for

?

Thinkphp5 workman php
Dec.27,2021

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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-64f5-1e5d9ec-4575b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e5d9ec-4575b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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