Title: Throws Warning while adding Gutenberg Block Last modified: June 17, 2022 --- # Throws Warning while adding Gutenberg Block * [M A Vinoth Kumar](https://wordpress.org/support/users/vinoth06/) * (@vinoth06) * [3 years, 10 months ago](https://wordpress.org/support/topic/throws-warning-while-adding-gutenberg-block-2/) * While adding any Easy Testimonial Gutenberg Blocks in page/post, am getting the below warning * ``` Warning: Cannot update a component (

EditorProvider) while rendering a different component (Unknown). To locate the bad setState() call insideUnknown, follow the stack trace as described in https://reactjs.org/link/setstate-in-render
       .edit<@http://wordpress.test/wp-content/plugins/easy-testimonials/blocks/testimonials-grid/index.js?ver=1655444168:167:14
       withSelect/
   
       ================================================================================
   
       Warning: Each child in a list should have a unique "key" prop.
   
       Check the top-level render call using . See https://reactjs.org/link/warning-keys for more information.
       SelectControl@http://wordpress.test/wp-includes/js/dist/components.js?ver=79d190e9af232aeaa59c1b40aa22932c:43338:7
       .edit<@http://wordpress.test/wp-content/plugins/easy-testimonials/blocks/testimonials-grid/index.js?ver=1655444168:167:14
       withSelect/