After reinstalling Performance Center and attempting to add the NFA data source the following error is seen:
"Adding Data Source failed Data source is already registered to another Performance Center".
if DX NetOps the error will be:
"Data source is already registered to another DX NetOps instance."
DX NetOps 20.x
To add the NFA data source do the following:
Go to the bottom of page and click UnregisterPerformanceCenter
Click "Invoke". After clicking invoke you will see a white page, this is normal
After doing the above steps you should be able to successfully add the NFA data source in the CAPC console.