Companies can have multiple service providers for various of reasons. For example, they might use service provider A for orders and B for invoices. Often, there is also an overlap when a company is in the process of switching to a new provider. Here's how you can update the service provider for you trading partner in Pagero Online.
First, check if you trading partner has multiple values mentioned in the
Service Provider
field.
In order to change the service provider for your trading partner, you must first delete your existing connection following the guide here.
After this, follow the normal procedure to connect with a trading partner, following the instructions here.