The shortcode text_block not found.

Hello,

I have face issue, please help me & let me know hot to fix it.

I have try save page and get this popup msg.

The shortcode text_block not found.`

look img:
– https://www.awesomescreenshot.com/image/1208920/6bdd0a1d260d6c14cf58a33282633148

Thanks,
Jay

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