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
}
            public boolean hasChildren(Object o) {
                if (o instanceof MinimizedFileSystemElement) {
                    MinimizedFileSystemElement element = (MinimizedFileSystemElement) o;
                    if (element.isPopulated())
                        return getChildren(element).length > 0;
                    
                    return true;
                }
                return false;
            }
        };
    }
    /**
     *	Answer the string to display as the label for the source specification field
     */
    protected String getSourceLabel() {
        return DataTransferMessages.ArchiveImport_fromFile;
    }
    /**
     *	Answer a handle to the zip file currently specified as being the source.
     *	Return null if this file does not exist or is not of valid format.
     */
    protected ZipFile getSpecifiedZipSourceFile() {
        return getSpecifiedZipSourceFile(sourceNameField.getText());
    }
    /**
     *	Answer a handle to the zip file currently specified as being the source.
     *	Return null if this file does not exist or is not of valid format.
     */