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  • David Groom thinks this is interesting:

DBSecurityGroup allows members of the


Cover of AWS System Administration


I spent hours and hours and hours trying to figure out what was going on with this; I kept getting an error that the security group couldn't be found, even though I could see in the events that it was being created. I fixed it by changing this to a AWS::RDS::DBSecurityGroup which the in turn referred to the EC2 SG which I gave a different name:

"DBSecurityGroup" : { "Type" : "AWS::RDS::DBSecurityGroup", "Properties" : { "DBSecurityGroupIngress": [ {"EC2SecurityGroupName": { "Ref": "DBEC2SecurityGroup"}} ], "G...