Threejs loader json has no effect

there is a json 3D object, which was successfully imported when it was imported, and no error was reported, but it had no effect.
ask the boss to take a look at it. Thank you very much! The code address of
is as follows:
https://github.com/LengYXin/t.

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-64f5-7aca51-7c0c.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-7aca51-7c0c.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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