Send to Sales Channel is a feature that works between 2 Victoury environments: one from which the products are exported - Victoury1 and the other one to receive the exported products - Victoury2.
Using Sales Channel feature, you may export products only from Victoury1 towards Victoury2. The operation will not work vice-versa.
Please contact our support team to setup properly your accounts!
General information about Sales Channel feature
Since Victoury2 is the environment that will receive products exported from Victoury1, in Victoury1 environment you have to create a supplier representing Victoury2 environment and check Is Sales Channel in Supplier Information:
When you are in product details, Sales Channel section, click on +ADD NEW.
When search for sales channels, only suppliers having this setting checked, will be available for selection:
Once the Sales Channel is selected, the Export button is available and you may proceed to export your products: