When we click more in the comment section in inventory module, more comments is not loading

Steps to reproduce

• login
• navigate to sales order
• open any of the records
• navigate to the comments
• enter 7-8 comments
• refresh the page
• scroll to the bottom of the page
• click on more -ref
• nothing is displaying
• displaying error in console -ref

closed with commit ef4d64f4

changed milestone to %8.2.0