I was trying to resolve a problem in my eclipse so I clicked on :
Propreties -> Project Facets -> Click on the link
Now I have a new
Here is how to turn off Eclipse facets which gave me a few problems with the Spring related to drivers, something like "cannot establish a connection".
Right click project -> Project Natures -> search for 'Eclipse faceted Project Properties' -> Remove -> Apply and close.
This is related: also when you click Update Maven project and it regains the warning or problems which you've fixed before, then I think it is because of incompatibilities between the versions of Dynamic Web, Java and so on, with versions from maven dependency.
/workspace/project/
.project
fileSearch <nature>
tag and remove all references, except this one:
<nature>org.eclipse.m2e.core.maven2Nature</nature>
The above line says you are using a maven project.
Remove other lines like:
<nature>org.eclipse.jdt.core.javanature</nature>
<nature>org.eclipse.wst.common.project.facet.core.nature</nature>