ERROR: /var/cache/debconf/config.dat is locked by another process: Resource temporarily unavailable
$ sudo fuser /var/cache/<wbr>debconf/<wbr>config.<wbr>dat<br> /var/cache/<wbr>debconf/<wbr>config.<wbr>dat: 4503</wbr></wbr></wbr></wbr></wbr></wbr>
$ ps aux | grep 4503
root 4503 0.0 0.8 10816 9088 ? S 08:39 0:00 /usr/bin/perl -w /usr/share/<wbr>debconf/<wbr>frontend /usr/sbin/<wbr>update-<wbr>grub</wbr></wbr></wbr></wbr>
$ sudo kill 4503
After killing the process (4503 in this case) and running update-manager again, the upgrade can be completed successfully.
本文详细介绍了如何解决Ubuntu系统中debconf配置文件被其他进程锁定导致无法更新的问题,通过终止相关进程并重新运行update-manager完成升级。
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