Issue
Clicking Manage Access results in a blank page after configuring SMTP in Spire Server Admin > Integrations.

Resolution Steps
Follow the steps below to resolve this issue:
Open pgAdmin and connect to the spire database.
Locate and open the
integration_configtable.Check the provider_credential_id column for any
NULLvalues.Delete the row(s) that contain
NULLin the provider_credential_id field.Return to Spire Server Admin > Integrations and click Manage Access again. The expected content should now display properly.
Additional Notes
This issue typically occurs when a credential record is partially created or improperly saved.
Always back up your database before making direct changes.