Error response during RestAction while searching the item

Summary:

Getting the error and unable to search the item while adding the new line for a 'Goods' item. We are implementing the Redwood for PO screen. All other things are working fine for supplier LOV and PO searching. Only issue we see while Item search.

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

R13 25D

Code Snippet (add any code snippets that support your topic, if applicable):