Performing a PUT operation to the endpoint https://integration.visma.net/API/controller/api/v1/kitassembly throws an error: "message": "VismaId: 809c76f2-644e-401f-9405-a9e147d02e58. Object reference not set to an instance of an object."   Example PUT https://integration.visma.net/API/controller/api/v1/kitassembly/P/000023 {   "type": "P",   "refNo": "000023",   "description": {     "value": "new description"   } }     ... View more

For instance, if I search for contacts with “Dercksen” as a last name, then I do get all the contacts with this last name, but if I search “Derc” then I don’t get any contacts.   ... View more