Error when creat other single producrt page

Hello,

Now i have edit the layout the error is not showing:
Screenshot for clarification:
https://ibb.co/LxTz5L0

For further details check this:
https://www.wpbeginner.com/wp-tutorials/how-to-fix-the-invalid-json-error-in-wordpress-beginners-guide/

Best Regards.

Hello,

Please check this:
https://www.wpbeginner.com/wp-tutorials/how-to-fix-the-invalid-json-error-in-wordpress-beginners-guide/

Best Regards.