Refresh page reported 412 error, is why .

found the problem. Hematemesis and backend redirection
-

when running on the test server, under the condition that caching is allowed, the error 412 will be reported after entering the home page for the first time and refreshing for the first time.
this is true for both chrome and ie


it"s no problem to run locally, the home page is full of get requests. It"s strange

Html chrome javascript
Feb.27,2021
Is

tomcat's web.xml configured?

found the problem.

Brother, how to solve the problem of hematemesis and backend redirection?

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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-64f5-1e84177-5bac6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e84177-5bac6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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