IntelliJ: Unmapped Spring config files error when starting Jetty

Am Using Intellij as my IDE, i keep getting this error every time i start my jetty server,

Unmapped Spring configuration files found. Please configure/setup Spring facet for modules:
openmrs-api (1 file) 
openmrs-web (1 file)
 openmrs-webapp (1 file)

what could be the problem to this?