For the DS repo migration, please refer belowhttps://me.sap.com/notes/2768127https://me.sap.com/notes/1481432Best Regards,Joy

can you please go to the task error log to provide the error details?

For the second question, https://help.sap.com/docs/cloud-integration-for-data-services/help-center-for-sap-cloud-integration-for-data-services/rest-web-service-options is for the reference about Rest WS datastore in CI-DS

Hi In CI-DS, you can create Azure Data Lake Storage Gen2 type File location. Then associate a File Format Group with this ADLS Gen2 file location. Then use the FFG and IBP as dataflow source/targets. Please refer below https://help.sap.com/docs/cloud...

Officially DS doesn't support Dataverse, please check PAM document https://support.sap.com/content/dam/launchpad/en_us/pam/pam-essentials/TIP/PAM_DataServices_4_3.pdf