UNAUTHORIZED_OPERATION_DESCRIBE_NETWORK_INTERFACES

Question

Hi, I am a beginner, and yesterday my code build was working successfully, but today when just relogged and tried to run same code build ,i am getting below error, please help for the same.  
Error message
Build terminated with state: FAILED
Failed phase
QUEUED
Failed phase code
UNAUTHORIZED_OPERATION_DESCRIBE_NETWORK_INTERFACES
Failed phase message
The service role is not authorized to perform ec2:DescribeNetworkInterfaces

Answer

Does your IAM Role allow ec2:DescribeNetworkInterfaces? This documentation helps outline sample IAM policies when working in the Amazon EC2:
https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/iam-policies-ec2-console.html

UNAUTHORIZED_OPERATION_DESCRIBE_NETWORK_INTERFACES

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