Error edit value Free Shipping value

[bearbeat]

Fatal error: Uncaught Error: Access to undeclared static property: Validate::$values in /www/ljusshopen.se/public_html/classes/controller/AdminController.php:1389 Stack trace: #0 /www/ljusshopen.se/public_html/classes/controller/AdminController.php(903): AdminControllerCore->processUpdateOptions() #1 /www/ljusshopen.se/public_html/controllers/admin/AdminShippingController.php(179): AdminControllerCore->postProcess() #2 /www/ljusshopen.se/public_html/classes/controller/Controller.php(178): AdminShippingControllerCore->postProcess() #3 /www/ljusshopen.se/public_html/classes/Dispatcher.php(367): ControllerCore->run() #4 /www/ljusshopen.se/public_html/xxxxxxxx/index.php(58): DispatcherCore->dispatch() #5 {main} thrown in /www/ljusshopen.se/public_html/classes/controller/AdminController.php on line 1389Fatal error: Uncaught Error: Access to undeclared static property: Validate::$values in /www/ljusshopen.se/public_html/classes/controller/AdminController.php:1389 Stack trace: #0 /www/ljusshopen.se/public_html/classes/controller/AdminController.php(903): AdminControllerCore->processUpdateOptions() #1 /www/ljusshopen.se/public_html/controllers/admin/AdminShippingController.php(179): AdminControllerCore->postProcess() #2 /www/ljusshopen.se/public_html/classes/controller/Controller.php(178): AdminShippingControllerCore->postProcess() #3 /www/ljusshopen.se/public_html/classes/Dispatcher.php(367): ControllerCore->run() #4 /www/ljusshopen.se/public_html/xxxxxxxxxx/index.php(58): DispatcherCore->dispatch() #5 {main} thrown in /www/ljusshopen.se/public_html/classes/controller/AdminController.php on line 1389

I try to edit a line under backoffice/suppliers/settings/

 

change value from 500 SEK to 300 SEK

 

get this error, why?

 

Thanks!

 

Prestashop 1.6.1.3

Edited December 21, 2016 by bearbeat (see edit history)

[bearbeat]

I solved this myself.

I got white error in backoffice because of PHP 7.0.

I changed back to PHP 5.4 to change that specific line of setting and then after i changed it i switched back to 7.0

SOLVED