the property content is set more than once

Question

I am getting the following error with my code shown below.

Error:

The property \'Content\' is set more than once

Code:

Answer 1

A PanoramaItem can only have one child control but you currently have a TextBlock and a ListBox. To fix this, simply add another parent control to hold the TextBlock and ListBox (such as a StackPanel or a Grid). For example: