安装或移除软件包失败，，，新手求答啊....

每次开机都提示升级，但总是出错，提示安装或移除软件包失败
这是细节：求解....


installArchives() failed:
28%%
56%%
84%%
100%%
...

28%%
56%%
84%%
100%%
...

28%%
56%%
84%%
100%%
...
install-info (4.13a.dfsg.1-6ubuntu3) ...
/etc/environment: 2: $'\342\200\234export':
dpkg install-info (--configure)
post-installation 127
No apport report written because MaxReports is reached already

install-info
install-info (4.13a.dfsg.1-6ubuntu3) ...
/etc/environment: 2: $'\342\200\234export':
dpkg install-info (--configure)
post-installation 127