TypeError: exampleComponent is not a function

[niho28]

Get this area when accessing via http://localhost:6060/

TypeError: exampleComponent is not a function
in Preview (created by Playground)
in div (created by PlaygroundRenderer)
in div (created by PlaygroundRenderer)
in PlaygroundRenderer (created by Styled(Playground))
in Styled(Playground) (created by Playground)
in Playground (created by Examples)
in article (created by ExamplesRenderer)
in ExamplesRenderer (created by Styled(Examples))
in Styled(Examples) (created by Examples)
in Examples (created by Section)
in section (created by SectionRenderer)
in SectionRenderer (created by Styled(Section))
in Styled(Section) (created by Section)
in Section (created by Sections)
in section (created by SectionsRenderer)
in SectionsRenderer (created by Styled(Sections))
in Styled(Sections) (created by Sections)
in Sections (created by StyleGuide)
in main (created by StyleGuideRenderer)
in div (created by StyleGuideRenderer)
in StyleGuideRenderer (created by Styled(StyleGuide))
in Styled(StyleGuide) (created by StyleGuide)
in StyleGuide
This may be due to an error in a component you are overriding, or a bug in React Styleguidist.

If you believe this is a bug, please submit an issue.