message: show error when no entry for streaming is found
diff: @@ -70,6 +70,8 @@ export class VolumeStreamingControls extends CollapsableControls<{}, VolumeStrea
  const simpleApply = rootCell && rootCell.status === 'error'
  ? { header: 'Error enabling', icon: 'alert' as const, title: rootCell.errorText }
  + : rootCell && rootCell.obj?.data.entries.length === 0
  + ? { header: 'Error enabling', icon: 'alert' as const, title: 'No entry for streaming found' }
  : { header: 'Enable', icon: 'check' as const, title: 'Enable' }
  return <ApplyActionControl state={pivot.cell.parent} action={InitVolumeStreaming} initiallyCollapsed={true} nodeRef={pivot.cell.transform.ref} simpleApply={simpleApply} />;
  