我不确定我是否需要在此问这个问题。
我尝试使用此命令安装php5-gd
sudo apt-get install php5-gd
但是，系统说没有这个包
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following NEW packages will be installed: php5-gd 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. Need to get 28,3 kB of archives.
After this operation, 163 kB of additional disk space will be used. WARNING: The following packages cannot be authenticated!
php5-gd Install these packages without verification? [y/N] Y
Err http://ppa.launchpad.net/ondrej/php5-5.6/ubuntu/ trusty/main php5-gd amd64 5.6.23+dfsg-1+deprecated+dontuse+deb.sury.org~trusty+1 404 Not Found [IP: 91.189.95.83 80] E: Failed to fetch
http://ppa.launchpad.net/ondrej/php5-5.6/ubuntu/pool/main/p/php5/php5-gd_5.6.23+dfsg-1+deprecated+dontuse+deb.sury.org~trusty+1_amd64.deb 404 Not Found [IP: 91.189.95.83 80]111
E: Unable to fetch some archives, maybe run apt-get update or try with
--fix-missing?
我也试过了--fix-mising但仍没有进展。
答案 0 :(得分：1)