^^^ ignore the above, I unblocked myself and made some progress. rather than pass the address from the rds I created I just request the rds instance again and use that address

What was it? 🙂

so in another file I created an rds instance and then passed

rds.address

into a function that needed it. I removed that and instead just do

pulumi_aws.rds.get_instance('development-database')

instead