Visualforce Remoting Exception: Invalid id: h id:


We have a custom field in one of custom object, field type: number(4,2), unique and required. Whenever there is duplicate value in the field and try to save the record, skuid doesn’t give any error message. Screen freezes. This is not a new issue. We are in skuid 11.0.5 and this issue is in one particular object. Screenshot attached.