HI @Vijay Prakash Desetty
I'm glad that you were able to resolve your issue and thank you for posting your solution so that others experiencing the same thing can easily reference this! Since the Microsoft Q&A community has a policy that "The question author cannot accept their own answer. They can only accept answers by others ", I'll repost your solution in case you'd like to accept the answer .
Ask: cannot be able to establish a connection for linked services in Azure Data Factory (ADF) that was deployed through a Managed Service in the Azure Marketplace private plan.
Solution:
Able to resolve the issue by allowing control action "Microsoft.DataFactory/factories/getDataPlaneAccess/action; Microsoft.DataFactory/factories/linkedServices/write" for the plan in marketplace offer.
If I missed anything please let me know and I'd be happy to add it to my answer, or feel free to comment below with any additional information.
If you have any other questions, please let me know. Thank you again for your time and patience throughout this issue.
If this answers your query, do click Accept Answer
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