**[Chris Beams](https://jira.spring.io/secure/ViewProfile.jspa?name=cbeams)** opened **[SPR-8180](https://jira.spring.io/browse/SPR-8180?redirect=false)** and commented XML parsers (and thus STS tooling) won't catch idref / local errors, but the container still will (or should). Verify this. --- This issue is a sub-task of #12830