I want php7 but the switcher doesn't work

I use the switchwe,  wait and finally I read:

 PHP Version Switcher task completed, please check the log for more details.

I don't read any error but the PHP is not upgrade.

What is wrong?

This is the final of my log:

Code: [Select]

Configure DONE!
####################
make: *** No targets specified and no makefile found.  Stop.
Make DONE!
####################
make: *** No rule to make target `install'.  Stop.
Make Install DONE!
####################
httpd: Could not reliably determine the server's fully qualified domain name, using vps******.ovh.net for ServerName
PHP Rebuild Completed
#########################