message: fix(panel): fix null pointer
  Closes
diff: @@ -180,7 +180,7 @@ export class MenuBar extends React.PureComponent<MenuBarProps & { t: Translation
  }
  componentDidUpdate (prevProps: MenuBarProps) {
  - if (this.props.searchHistory[0].text !== prevProps.searchHistory[0].text) {
  + if (!prevProps.searchHistory[0] || this.props.searchHistory[0].text !== prevProps.searchHistory[0].text) {
  this.focusSearchBox()
  }
  }
  