Getting error message as "Validation of viewstate MAC failed." in jmeter tool

enter image description here Getting this error after running the script in jmeter tool.

Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster. Dev team has enabled machineKey= true

Could you please answer or help on this