desktop app

In VB.Net desktop application, real-time charts are plotted based on the inputs from a motor. Initially the charts plot very well but after some time, say for 4-5 minutes, the plotting become slow and on click of any controls it shows the white screen. If the charts are avoided the application...

I'm new to desktop applications. My goal is simple: A user enters in their first name, last name, email address and phone number. They hit submit, it verifies they entered in proper data and then it stores the data into a local db inside VS. I have never used data sets and table adapaters before...