Messaging to seller

Laraship QuestionsCategory: issues & BugsMessaging to seller
Rian Senja asked 4 years ago
When i opened page "" Then Submit form, there was an error like this: Argument 1 passed to Corals\Modules\Messaging\Models\Discussion::addParticipant() must be an instance of Illuminate\Database\Eloquent\Model, null given, called in C:\Users\gritjamPC\Documents\_project\psrfn\Corals\modules\Messaging\Models\Discussion.php on line 298   How do i resolve this problem? thanks