Picker Error Message on Exit (encountered while discovering extensions: Error Domain=PlugInKit Code=13) With Swift 4 - Xcode 9

Question

Similar to

PhotoPicker discovery error: Error Domain=PlugInKit Code=13

and also to

https://forums.developer.apple.com/thread/82105

BUT I have t

Answer 1

The user asks: "*Any suggestions how to stop the error message? Other than the list of things offered at the other two links (summarized above)".

I used two steps to eliminate the error message. Kudos to the person above Antoine Richeux https://stackoverflow.com/users/5767821/antoine-richeux.
I think the Privacy addition to pList may not be necessary, at least in my case

STEP 1. From the Menu bar select: Product > Scheme > Edit Scheme > select Run from the left side list of Build, Run ... Archive Select Arguments from top set of selections on right side - see picture attached. Use the + button under Environment Variables to add a new entry Name: OS_ACTIVITY_MODE Value: disable

This shows where to add the environment variable

STEP 2. Clean the project and rebuild