Bug 108143 [Import/Export] error message does not go away when resources are selected for import
The patch for 97523 should have included code to prevent this problem, but it was overlooked. -Import an Archive or from the File System -Ensure the the Into Folder: field is empty -Uncheck all the resources to import (notice an error message appears) then check it again BUG: the error message does not go away
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/wizards/datatransfer/WizardArchiveFileResourceImportPage1.java
}
    	return false;
    }
    /**
     *	Answer a boolean indicating whether the specified source currently exists
     *	and is valid (ie.- proper format)
     */
    private boolean ensureZipSourceIsValid() {
        ZipFile specifiedFile = getSpecifiedZipSourceFile();
        if (specifiedFile == null) {
            return false;
        }
        return ArchiveFileManipulations.closeZipFile(specifiedFile,
				getContainer().getShell());
    }
    private boolean ensureTarSourceIsValid() {
    	TarFile specifiedFile = getSpecifiedTarSourceFile();
    	if( specifiedFile == null ) {
    		return false;
    	}
    	return true;
    }
    /**
     *	Answer a boolean indicating whether the specified source currently exists
     *	and is valid (ie.- proper format)
     */
    protected boolean ensureSourceIsValid() {
    	if (ArchiveFileManipulations.isTarFile(sourceNameField.getText())) {
    		return ensureTarSourceIsValid();
    	}