Workspace save problem

A dialogue window pops up on my desktop periodically
“Could not write metadata for ‘/.org.eclipse.jdt.core.external.folders’.
C:\Program Files\Katalon_Studio_Windows_64-6.1.2\config.metadata.plugins\org.eclipse.core.resources.projects.org.eclipse.jdt.core.external.folders.markers.snap (The system cannot find the path specified)”

can you help with this?