Be able to answer the code problems caused by ubunto carrying nginx

topic description

nginx.service-A high performance web server and a reverse proxy server
Loaded: loaded (/ lib/systemd/system/nginx.service; enabled; vendor preset: enabled)
Active: failed (Result: exit-code) since Fri 2018-12-28 11:28:42 CST; 2h 2min ago
Process: 17735 ExecStart=/usr/sbin/nginx-g daemon on; master_process on; (code=exited, status=1/FAILURE)
Process: 17732 ExecStartPre=/usr/sbin/nginx-t-Q-g daemon on; master_process on; (code=exited, status=0

Dec 28 11:28:39 iZt4nj1w9mo4yvu13fox1uZ nginx [17735]: nginx: [emerg] bind () to 0.0.0.0 bind () to 80 failed (98: Addre
Dec 28 11:28:40 iZt4nj1w9mo4yvu13fox1uZ nginx [17735]: nginx: [emerg] bind () to 0.0.0.0 nginx: 80 failed (98: Addre
Dec 28 11:28:40 iZt4nj1w9mo4yvu13fox1uZ nginx [17735]: nginx: [emerg] bind () to 0.0.0.0 failed (98: Addre
Dec 28 11:28:41 iZt4nj1w9mo4yvu13fox1uZ nginx [17735]) : nginx: [emerg] bind () to 0.0.0.0 failed (98: Addre
Dec 28 11:28:41 iZt4nj1w9mo4yvu13fox1uZ nginx [17735]: nginx: [emerg] bind () to 0.0.0.0 failed (98: Addre
Dec 28 11:28:42 iZt4nj1w9mo4yvu13fox1uZ nginx [17735]: nginx: [emerg] still could not bind ()
Dec 28 11:28:42 iZt4nj1w9mo4yvu13fox1uZ systemd [1]: nginx.service: Control process exited, Code=exited stat
Dec 28 11:28:42 iZt4nj1w9mo4yvu13fox1uZ systemd [1]: Failed to start A high performance web server and a rev
Dec 28 11:28:42 iZt4nj1w9mo4yvu13fox1uZ systemd [1]: nginx.service: Unit entered failed state.
Dec 28 11:28:42 iZt4nj1w9mo4yvu13fox1uZ systemd [1]: nginx.service: Failed with result "exit-code".

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/ / Please paste the code text below (do not replace the code with pictures)

what result do you expect? What is the error message actually seen?

Mar.22,2022

error 98 is that the address is already occupied. Check whether other processes on port 80 of your machine are using ss-ltnp | grep ": 80"

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-64f5-1e48b90-4d075.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e48b90-4d075.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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