sudo apt-get install apache2 Reading package lists... Done Building dependency tree Reading state information... Done You might want to run 'apt-get -f install' to correct these: The following packages have unmet dependencies: apache2 : Depends: apache2-bin (= 2.4.18-2ubuntu3.1) but it is not going to be installed Depends: apache2-utils (>= 2.4) Depends: apache2-data (= 2.4.18-2ubuntu3.1) but it is not going to be installed libethereum : Depends: libcryptopp-dev but it is not going to be installed E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution). ======================= 如果下这行指令 sudo apt-get -f install Reading package lists... Done Building dependency tree Reading state information... Done Correcting dependencies... Done The following additional packages will be installed: libcryptopp-dev The following NEW packages will be installed: libcryptopp-dev 0 upgraded, 1 newly installed, 0 to remove and 72 not upgraded. 3 not fully installed or removed. Need to get 0 B/1,653 kB of archives. After this operation, 12.2 MB of additional disk space will be used. Do you want to continue? [Y/n] 会重复一直出现这段讯息 也没有安装好