Ooops! WordPress Playground had a hiccup!

[spygod63]

Ooops! WordPress Playground had a hiccup!

See the developer tools for error details.
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If the problem persists, please report an issue on GitHub.

[snswrld]

Same issue on a hostinger site. Am hoping to showcase a theme, but doesn't appear to work with either the hosting environment or theme?

[adamziel]

Same issue on a hostinger site. Am hoping to showcase a theme, but doesn't appear to work with either the hosting environment or theme?

Would you be able to share more details? How are you embedding Playground?