Resource nexus-maven-repository-index.properties does not exist in IntelliJ

Question

While experimenting with Grails 3 under IntelliJ I found the following warning:

 Unindexed remote maven repositories found. Disable...
 The following repositorie         


        

Answer 1

For me the solution was to delete the folder ~/.m2/repository. This made Maven to re-index everything correctly.

Failed trials, that may work for someone else:

• Build, Execution, Deployment → Build Tools → Maven → Repositories : Selecting the repositories and click updates.
• Build, Execution, Deployment → Build Tools → Maven: Giving more memory JVM
• Delete folder ~/.IntelliJIdea2016.3/system/caches