Why did Php Soap request fail due to authentication error?
I'm a little bit out of my comfort zone. I'm trying to create a SOAP request with PHP, and I'm using the famous API of KBO, here's the documentation: https://economie.fgov.be/sites/default/files/Files/Entreprises/CBE/Cookbook-CBE-Public-Search-Webservice.pdf So essentially everything went well, but I'm still struggling with…