Unable to submit record via Record Producer on portal

Not able to submit records via Record Producer on the portal.

Following error can be seen in the browser console. error: message: "Cannot find function validateMaxRowCountMultiRowVS in object [object Object]." detail: "TypeError: Cannot find function validateMaxRowCountMultiRowVS in object [object Object]. (sys_ws_operation.4b9f0a8967101200d22b794717415a30.operation_script; line 45)"

While submitting the form, there is a 500 error at console as follows:
{"error":{"message":"Cannot find function validateMaxRowCountMultiRowVS in object [object Object].","detail":"TypeError: Cannot find function validateMaxRowCountMultiRowVS in object [object Object]. (sys_ws_operation.4b9f0a8967101200d22b794717415a30.operation_script; line 45)"},"status":"failure"}

The error is caused by an OOB Scripted REST Resource 'Submit a Record Producer' that came from the 'Service Catalog REST API (com.glideapp.servicecatalog.rest.api)' plugin. 

To resolve this issue, repair the plugin.

• Go to the 'Plugins' from the left navigator
• Search for the 'Service Catalog REST API (com.glideapp.servicecatalog.rest.api)' plugin
• Open the record and click on the 'repair' related link