If you're deploying Research and Engineering Studio in an isolated VPC, follow these steps to update the lambda configuration parameters after you deploy RES in your AWS account.
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Log into the Lambda Console of the AWS account where Research and Engineering Studio is deployed.
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Find and navigate to the Lambda function named
.<RES-EnvironmentName>
-vdc-custom-credential-broker-lambda -
Select the Configuration tab of the function.
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On the left hand side, choose Environment variables to view that section.
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Choose Edit and add the following new environment variable to the function:
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Key:
AWS_STS_REGIONAL_ENDPOINTS
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Value:
regional
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Choose Save.