Andre_5

I create new Windows Application in vb.net with target frame work .net 5.0 But i cannot not Click at Add Project DataSource:  This what it must look like:  What must i do or install to fix this problem? thank you in advance, André

i use vb.net 2017 the problem is that in project => application => Enable Application Framework is greyed out. How can i fix this 

I use VB.net 2012 and Newtonsoft.Json Here my code Public Class Order Public Property nb As Integer Public Property product As String Public Property price As String End Class Public Class Person Public Property nb As Integer Public Property name As String Public Property address As String End Class Dim …