game crashing every time I open

i installed and i have the launcher bu twhen i click launchit gives me the error 


Unable to locate game files.
Error details: 0x00000000 - system: The operation completed successfully.
Filename on disk: 1.15.2-Impact_4.9.1.jar
Path: C:\Users\Liam Cooper\AppData\Roaming\.minecraft\versions\1.15.2-Impact_4.9.1\1.15.2-Impact_4.9.1.jar
Exists: Nonexistent