There seems to be a syntax error in your /etc/environment file. You'll need to resolve this issue manually.
Procesando disparadores para man-db ...
Configurando install-info (4.13a.dfsg.1-8ubuntu1) ...
/etc/environment: l�nea 9: EOF inesperado mientras se buscaba un `"' coincidente
dpkg: error al procesar install-info (--configure):
el subproceso instalado el script post-installation devolvi� el c�digo de salida de error 2
There seems to be a syntax error in your /etc/environment file. You'll need to resolve this issue manually.
Procesando disparadores para man-db ... dfsg.1- 8ubuntu1) ...
Configurando install-info (4.13a.
/etc/environment: l�nea 9: EOF inesperado mientras se buscaba un `"' coincidente
dpkg: error al procesar install-info (--configure):
el subproceso instalado el script post-installation devolvi� el c�digo de salida de error 2