Release pipeline is failing with terraform project template for azure devops -TerrafForm-DevOps

[soundd2]

I have implemented Build pipeline and release pipeline using following lab link https://azuredevopslabs.com/labs/vstsextend/terraform/ However it is failing at the release pipeline due to the following error https://user-images.githubusercontent.com/94822959/166871218-ca44740e-8266-4028-ac41-2352db2527d5.png and below is the error captured from the logs: m�[31mError: �[0m�[0m�[1mFailed to get existing workspaces: Error creating storage client for storage account "terraformstoraged7d37c12": azure: malformed storage account key: illegal base64 data at input byte 0�[0m Please assist.