A PHP Error was encountered

Severity: Notice

Message: Trying to get property 'userID' of non-object

Filename: controllers/Trace.php

Line Number: 7972

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /homepages/6/d296193771/htdocs/TraceDeTrail3/system/core/Exceptions.php:271)

Filename: helpers/url_helper.php

Line Number: 561