OpenID authentication does not supports username containing capital letters - 6.4

Talend Data Fabric Release Notes

EnrichVersion
6.4
EnrichProdName
Talend Data Fabric
task
Installation and Upgrade
EnrichPlatform
Talend Activity Monitoring Console
Talend Administration Center
Talend Artifact Repository
Talend CommandLine
Talend Data Preparation
Talend Data Stewardship
Talend DQ Portal
Talend ESB
Talend Identity Management
Talend Installer
Talend JobServer
Talend Log Server
Talend MDM Server
Talend MDM Web UI
Talend Project Audit
Talend Repository Manager
Talend Runtime
Talend SAP RFC Server
Talend Studio

Symptoms: OpenID authentication only supports usernames in lower case. If the username contains capital letters, Talend STS (Security Token Service) will throw an exception that the user is not found.

Workaround: If you want to use OpenID authentication, the username must be all in lower case.