Error when visiting page to set tactics

[Former user]

OM username: mb

I get this error when visiting https://omct.orkmanager.com/#Team/View/13 to set tactics:

Array
(
    [0] => Array
        (
            [type] => 8
            [message] => Undefined index: class
            [file] => /home/lohoris/www/orkmanager/omct/webclass/WebTeam.php
            [line] => 503
        )

)

[Lorenzo Petrone]

Created [1024]⦿ for user:13[mb], with comment [Issue#16].