Started on Tuesday, happened 88 times since then, sporadically, in batches of ~10.
TypeError: Argument 1 passed to Wikimedia\Services\ServiceContainer::{closure}() must be an instance of Wikibase\DataModel\Entity\EntityIdValue, instance of EntitySchema\Wikibase\DataValues\EntitySchemaValue given, called in /srv/mediawiki/php-1.43.0-wmf.12/extensions/WikibaseCirrusSearch/src/Fields/StatementsField.php on line 171
from /srv/mediawiki/php-1.43.0-wmf.12/extensions/Wikibase/repo/WikibaseRepo.datatypes.php(421)
#0 /srv/mediawiki/php-1.43.0-wmf.12/extensions/WikibaseCirrusSearch/src/Fields/StatementsField.php(171): Wikimedia\Services\ServiceContainer->{closure}(EntitySchema\Wikibase\DataValues\EntitySchemaValue)
#1 /srv/mediawiki/php-1.43.0-wmf.12/extensions/WikibaseCirrusSearch/src/Fields/StatementsField.php(188): Wikibase\Search\Elastic\Fields\StatementsField->getSnakAsPropertyIdAndValue(Wikibase\DataModel\Snak\PropertyValueSnak)
#2 /srv/mediawiki/php-1.43.0-wmf.12/extensions/WikibaseCirrusSearch/src/Fields/StatementsField.php(132): Wikibase\Search\Elastic\Fields\StatementsField->getSnakAsString(Wikibase\DataModel\Snak\PropertyValueSnak)
#3 /srv/mediawiki/php-1.43.0-wmf.12/extensions/Wikibase/repo/includes/Content/EntityHandler.php(715): Wikibase\Search\Elastic\Fields\StatementsField->getFieldData(Wikibase\DataModel\Entity\Property)
#4 /srv/mediawiki/php-1.43.0-wmf.12/extensions/Wikibase/repo/includes/Content/EntityHandler.php(696): Wikibase\Repo\Content\EntityHandler->getContentDataForSearchIndex(Wikibase\Repo\Content\PropertyContent)
#5 /srv/mediawiki/php-1.43.0-wmf.12/extensions/CirrusSearch/includes/BuildDocument/ParserOutputPageProperties.php(92): Wikibase\Repo\Content\EntityHandler->getDataForSearchIndex(WikiPage, MediaWiki\Parser\ParserOutput, CirrusSearch\CirrusSearch, MediaWiki\Revision\RevisionStoreRecord)
#6 /srv/mediawiki/php-1.43.0-wmf.12/includes/libs/objectcache/wancache/WANObjectCache.php(1726): CirrusSearch\BuildDocument\ParserOutputPageProperties->CirrusSearch\BuildDocument\{closure}(boolean, integer, array, NULL, array)
#7 /srv/mediawiki/php-1.43.0-wmf.12/includes/libs/objectcache/wancache/WANObjectCache.php(1556): WANObjectCache->fetchOrRegenerate(string, integer, Closure, array, array)
#8 /srv/mediawiki/php-1.43.0-wmf.12/extensions/CirrusSearch/includes/BuildDocument/ParserOutputPageProperties.php(95): WANObjectCache->getWithSetCallback(string, integer, Closure)
#9 /srv/mediawiki/php-1.43.0-wmf.12/extensions/CirrusSearch/includes/BuildDocument/ParserOutputPageProperties.php(51): CirrusSearch\BuildDocument\ParserOutputPageProperties->finalizeReal(Elastica\Document, WikiPage, CirrusSearch\CirrusSearch, MediaWiki\Revision\RevisionStoreRecord)
#10 /srv/mediawiki/php-1.43.0-wmf.12/extensions/CirrusSearch/includes/BuildDocument/BuildDocument.php(196): CirrusSearch\BuildDocument\ParserOutputPageProperties->finalize(Elastica\Document, MediaWiki\Title\Title, MediaWiki\Revision\RevisionStoreRecord)
#11 /srv/mediawiki/php-1.43.0-wmf.12/extensions/CirrusSearch/includes/Api/QueryBuildDocument.php(106): CirrusSearch\BuildDocument\BuildDocument->finalize(Elastica\Document, boolean, MediaWiki\Revision\RevisionStoreRecord)
#12 /srv/mediawiki/php-1.43.0-wmf.12/includes/api/ApiQuery.php(706): CirrusSearch\Api\QueryBuildDocument->execute()
#13 /srv/mediawiki/php-1.43.0-wmf.12/includes/api/ApiMain.php(1953): ApiQuery->execute()
#14 /srv/mediawiki/php-1.43.0-wmf.12/includes/api/ApiMain.php(929): ApiMain->executeAction()
#15 /srv/mediawiki/php-1.43.0-wmf.12/includes/api/ApiMain.php(900): ApiMain->executeActionWithErrorHandling()
#16 /srv/mediawiki/php-1.43.0-wmf.12/includes/api/ApiEntryPoint.php(158): ApiMain->execute()
#17 /srv/mediawiki/php-1.43.0-wmf.12/includes/MediaWikiEntryPoint.php(200): MediaWiki\Api\ApiEntryPoint->execute()
#18 /srv/mediawiki/php-1.43.0-wmf.12/api.php(44): MediaWiki\MediaWikiEntryPoint->run()
#19 /srv/mediawiki/w/api.php(3): require(string)
#20 {main}