Hi,
Fitst excuseme, I speak spanish and copy english in Google translate 
I need help…
The installation of system admin module is fail… this is the error:
Please wait while module actions are performed
FATAL ERROR
Unable to copy LoadLicenseIfExists.php
Trace Back
/var/www/html/admin/modules/sysadmin/install.php:8 die_freepbx()
[0]: Unable to copy LoadLicenseIfExists.php
/var/www/html/admin/libraries/module.functions.php:1382 include_once()
[0]: /var/www/html/admin/modules/sysadmin/install.php
/var/www/html/admin/libraries/module.functions.php:1354 _modules_doinclude()
[0]: /var/www/html/admin/modules/sysadmin/install.php
[1]: sysadmin
/var/www/html/admin/libraries/module.functions.php:1036 _module_runscripts()
[0]: sysadmin
[1]: install
/var/www/html/admin/page.modules.php:241 module_install()
[0]: sysadmin
/var/www/html/admin/config.php:333 include()
[0]: /var/www/html/admin/page.modules.php
Thanks for the help!!