Maven project startup run error: null pointer exception

start the service center first, and then start the web project. This error will appear on the figure:

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Mar.02,2021

truncate the 34 lines of SpringUtils. SpringUtils was written by himself.


I guess your service center has not added @ Service comments


the problem has been found, but the service with the service center is not running. Thank you

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-64f5-1b31cfa-2bdc8.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b31cfa-2bdc8.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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