Error on failing property constraints.

[AZWN]

Bug description Assigning properties to terms without an index still creates error messages when a parent constraint has a message set.

Versions Spoofax version: 2.5.16

Steps to reproduce the behavior See this Mattermost Thread.

Observed behavior Error messages created.

Expected behavior No message created.

Additional context Detailed explanation in this Mattermost Thread. Originally reported https://github.com/metaborg/spoofax-pie/issues/86.

[AZWN]

Confirmed by: https://slde.slack.com/archives/C7254SF60/p1681989060732299

[AZWN]

Fixed by 4d06d2cf2519d461288ad7e7fb31575da1ea24af