I have a newly-created Apps Script project in Drive which I successfully imported into Eclipse via the Google Plugin.
I made some edits and hit Save, and I get this:
Error saving Eclipse project TestProject to Drive (file ID: 18Xhe...)
com.google.gdt.eclipse.drive.driveapi.DriveWritingException: Server error while storing project in Drive.
    at com.google.gdt.eclipse.drive.driveapi.DriveServiceFacade.writeProject(DriveServiceFacade.java:222)
    at com.google.gdt.eclipse.drive.DriveEclipseProjectMediator.performDriveUpdate(DriveEclipseProjectMediator.java:446)
    at com.google.gdt.eclipse.drive.DriveEclipseProjectMediator$2.run(DriveEclipseProjectMediator.java:406)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:745)
Caused by: com.google.api.client.googleapis.json.GoogleJsonResponseException: 500 Internal Server Error
{
  "code" : 500,
  "errors" : [ {
    "domain" : "global",
    "message" : "Internal Error",
    "reason" : "internalError"
  } ],
  "message" : "Internal Error"
}
    at com.google.api.client.googleapis.json.GoogleJsonResponseException.from(GoogleJsonResponseException.java:145)
    at com.google.api.client.googleapis.services.json.AbstractGoogleJsonClientRequest.newExceptionOnError(AbstractGoogleJsonClientRequest.java:113)
    at com.google.api.client.googleapis.services.json.AbstractGoogleJsonClientRequest.newExceptionOnError(AbstractGoogleJsonClientRequest.java:40)
    at com.google.api.client.googleapis.services.AbstractGoogleClientRequest.executeUnparsed(AbstractGoogleClientRequest.java:423)
    at com.google.api.client.googleapis.services.AbstractGoogleClientRequest.executeUnparsed(AbstractGoogleClientRequest.java:343)
    at com.google.api.client.googleapis.services.AbstractGoogleClientRequest.execute(AbstractGoogleClientRequest.java:460)
    at com.google.gdt.eclipse.drive.driveapi.DriveServiceFacade.writeProject(DriveServiceFacade.java:219)
    ... 5 more
Any ideas?
Thanks in advance, Jeffery