117笔记问答?Debian???,?????????????????????????????????????????,???????????????????????????????????????Debian??????????:
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E: The repository 'http://security.debian.org./debian-securitybullseye/updates Release' does not have a Release file.
??:??????Apt?????
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/etc/apt/sources.list??,??????,???????????? -
W: Couldn't stat source package list 'http://people.debian.org unstable/ Packages' (/var/state/apt/lists/people.debian.org_~kov_debian_unstable_Packages) - stat (2 No such file or directory)
??:APT????????????
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sudo apt update?????? -
E: Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)
??:????,????DPKG????????
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sudo??????,??????????????DPKG? -
ERROR 1698 (28000): Access denied for user 'root'@'localhost'
??:MySQL???????
????:??MySQL????(???
my.cnf?my.ini),??root?????????,????root??? -
?? : Cant find X includes. Please check your installation and add the correct paths!
??:??X????
????:????????,?
xlibs-dev? -
?? : Qt ( Qt 3.0) (headers and libraries) not found. Please check your in
??:??Qt??
????:??Qt????
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W: GPG error: http://mirrors.aliyun.com/ debian buster InRelease: The following signatures couldn't be verified because the public key is not available:
??:GPG??????,?????????????
????:????????????????GPG???
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journalctl??:?????????,????????????????????journalctl -b:?????????????journalctl -u ????:????????????journalctl --since "2021-01-01" -- until "2021-12-31":???????????????
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/var/log????????:cat /var/log/syslog:???????cat /var/log/auth.log:???????cat /var/log/kern.log:???????cat /var/log/dpkg.log:??????????????
?????????,??????????Debian???????,???????????????????