Question1Replies168Views BobbyP Member since 2019 1 post Cgi Nederland BV Posted: 1 year agoLast activity: 11 months 3 weeks ago Question about US-109. Error message: ...does not exist or is not a valid entry for this ruleset and its prerequisitesHello all,I am very new to Pega and on my way to complete the System Architect Essentials (8) Capstone Exercise.When configuring the data source step in the savable RentalCustomer i am presented with the following error message:pyDTName—PersistNewCustomer does not exist or is not a valid entry for this ruleset and its prerequisitesTo my knowledge everything has been configured correctly in the previous US101 - US108 steps. Pega Academy ×Close popoverFacebookTwitterLinkedinEmail Copy Link Copied! Posted: 11 months agochuat PEGA replied to BobbyPThe error is because the data transform rule does not exist. You need to create the PersistNewCustomer data transform yourself. To the right of the Data transform name field, click the crosshairs icon to create the new data transform.