uncaught type error: cannot read property 'startup parameters' of undefined

Hi Experts,

While following the steps given in the below blog,

https://blogs.sap.com/2018/02/21/sap-cloud-platform-workflow-integration-with-back-end-odata-service/

am getting the below error for 4th step in the above link as

"uncaught type error: cannot read property 'startup parameters' of undefined" while creating

and also getting the below error for 2nd step in the link as

"ReferenceError: URL is not defined at eval. (after pressing submit button )

Thanks & Regards,