The same interface, nginx proxy, uses ip to access package 500, change browsers, or change to localhost access. The backend says deserialization error.

Today, we encountered a strange problem:
the same interface (front and back end separate development, nginx proxy), using ip to access 500 , changing browsers or changing to localhost access is normal, and the backend says the error message is deserialization error

.
May.22,2021
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-64f5-1b350c1-2b6dd.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b350c1-2b6dd.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
Need Help?