2.Go to "Add", then pick "Add Existing Project"

[[File:Pr1.png|1000px|center|Process window]]

3.Navigate to the Source2 project's project file and open it

Next we will have to set the Source2 project to start up with the Source1 project

2.Select Set Startup Projects

[[File:Pr3.png|1000px|center|Process window]]

3.On the Solution Propert Pages Window, Select Multiple startup projects

*Note:The Projects will execute in order shown

Now when we run the debugger, it will run both projects as a seperate process and will show up on the Processes window.

[[File:Pr5.png|1000px|center|Process window]]

The Processes Window will show:

3.Give it a name and set command to C:\Windows\System32\cmd.exe

4.Apply the changes and then under tools, select your command line tool

*IMPORTANT: Do not press enter to continue, Visual Studios only allow the debugger to attach to a running process

Now that your process is running, You can attach the debugger to it

2.Select Debug and pick Attach to Process

[[File:Pr8.png|1000px|center|Process window]]

3.In the Attach to Process window, select Source2 project's process and click attach

Now your debugger will run the Source1 project with Source2 project as a seperate process

[[File:Pr10.png|1000px|center|Process window]]