Objects was not found after closing and opining the Desktop application

Hello,

I recorded a test Script  and i dont close the application (Windows Application), then I running it correctly when the application still opened. 

I closed the application and I re-open it then at this time my test did not run and i had the error message :

An error occurred while accessing the "Keys" method or property of the "Afx" object.
The object or one of its parent objects was not found.

Object Whose Method or Property Was Accessed

Thank you for your answer