Fulltext search on Beta Wikidata is broken:
https://wikidata.beta.wmflabs.org/w/api.php?action=query&list=search&srsearch=test responds
```
{
"error": {
"code": "cirrussearch-parse-error",
"info": "Query was not understood. Please make it simpler. The query was logged to improve the search system.",
"*": "See https://wikidata.beta.wmflabs.org/w/api.php for API usage. Subscribe to the mediawiki-api-announce mailing list at <https://lists.wikimedia.org/postorius/lists/mediawiki-api-announce.lists.wikimedia.org/> for notice of API deprecations and breaking changes."
},
"servedby": "deployment-mediawiki13"
}
```
Special:Search shows the same error.
The logs say for this request contain the following error message:
```
Search backend error during entity_full_text search for 'test' after 60: Parse error on Cannot search on field [descriptions.mul] since it is not indexed.
```
https://beta-logs.wmcloud.org/app/discover#/doc/5f0c9be0-0b6f-11ec-9cde-3f4490e09a26/logstash-mediawiki-1-7.0.0-1-2024.12.11?id=fy-CtpMBbBwOTv6eUzuZ (see https://wikitech.wikimedia.org/wiki/OpenSearch_Dashboards#Beta_Cluster_Logstash for credentials)