Model with incremental refresh and composite model (Using DirectQuery for Power BI datasets) Connection attempt with ALM toolkit - fails with Object reference not set to an instance of an object.

We show you how to fix Object reference not set to an instance of an object error prompt which you may see in Microsoft Visual Studio.

The Object reference not set to an instance of an object error is a common Windows issue from Microsoft Visual Studio. This error occurs when a Visual Studio object is absent, null, or inaccessible.

The first line reads Object reference not set to an instance of an object with a text box containing the following: at ...