Hi @Prachi Trivedi ,
Thank you for posting query in Microsoft Q&A Platform.
It seems something changed in your Storage account networking settings that's causing this issue.
Could you please check below thread where detail steps are there to handle storage network settings and try same and see if that helps?
https://stackoverflow.com/questions/73145718/error-connecting-to-azure-data-lake-in-azure-data-factory
Please let me know how it goes. If above not helps, then please share more details on your linked service configurations and also storage account network configurations.
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