This happens in diff visualization when trying to get the label to show in the diff view
{F31937233}
Adams possible solutions:
- fallback to showing the property ID only?
- Just allow the page to fail, but perhaps show a better error?
```
[162c18b9a375a9514954405f] /index.php?title=Item:Q3&diff=61&oldid=60 Wikibase\Repo\FederatedProperties\ApiRequestExecutionException from line 90 of /app/extensions/Wikibase/repo/includes/FederatedProperties/GenericActionApiClient.php:
Backtrace:
#0 /app/extensions/Wikibase/repo/includes/FederatedProperties/ApiEntityLookup.php(65): Wikibase\Repo\FederatedProperties\GenericActionApiClient->get(array)
#1 /app/extensions/Wikibase/repo/includes/FederatedProperties/ApiEntityLookup.php(36): Wikibase\Repo\FederatedProperties\ApiEntityLookup->getEntities(array)
#2 /app/extensions/Wikibase/repo/includes/FederatedProperties/ApiPrefetchingTermLookup.php(90): Wikibase\Repo\FederatedProperties\ApiEntityLookup->fetchEntities(array)
#3 /app/extensions/Wikibase/data-access/src/ByTypeDispatchingPrefetchingTermLookup.php(52): Wikibase\Repo\FederatedProperties\ApiPrefetchingTermLookup->prefetchTerms(array, array, array)
#4 /app/extensions/Wikibase/data-access/src/ByTypeDispatchingPrefetchingTermLookup.php(52): Wikibase\DataAccess\ByTypeDispatchingPrefetchingTermLookup->prefetchTerms(array, array, array)
#5 /app/extensions/Wikibase/data-access/src/ByTypeDispatchingPrefetchingTermLookup.php(88): Wikibase\DataAccess\ByTypeDispatchingPrefetchingTermLookup->prefetchTerms(array, array, array)
#6 /app/extensions/Wikibase/lib/includes/Store/EntityTermLookupBase.php(41): Wikibase\DataAccess\ByTypeDispatchingPrefetchingTermLookup->getTermsOfType(Wikibase\DataModel\Entity\PropertyId, string, array)
#7 /app/extensions/Wikibase/lib/includes/Store/LanguageFallbackLabelDescriptionLookup.php(51): Wikibase\Lib\Store\EntityTermLookupBase->getLabels(Wikibase\DataModel\Entity\PropertyId, array)
#8 /app/vendor/wikibase/data-model-services/src/EntityId/EntityIdLabelFormatter.php(53): Wikibase\Lib\Store\LanguageFallbackLabelDescriptionLookup->getLabel(Wikibase\DataModel\Entity\PropertyId)
#9 /app/extensions/Wikibase/lib/includes/Formatters/LabelsProviderEntityIdHtmlLinkFormatter.php(82): Wikibase\DataModel\Services\EntityId\EntityIdLabelFormatter->lookupEntityLabel(Wikibase\DataModel\Entity\PropertyId)
#10 /app/extensions/Wikibase/lib/includes/Formatters/DispatchingEntityIdHtmlLinkFormatter.php(48): Wikibase\Lib\Formatters\LabelsProviderEntityIdHtmlLinkFormatter->formatEntityId(Wikibase\DataModel\Entity\PropertyId)
#11 /app/extensions/Wikibase/repo/includes/Diff/DifferencesSnakVisualizer.php(106): Wikibase\Lib\Formatters\DispatchingEntityIdHtmlLinkFormatter->formatEntityId(Wikibase\DataModel\Entity\PropertyId)
#12 /app/extensions/Wikibase/repo/includes/Diff/DifferencesSnakVisualizer.php(122): Wikibase\Repo\Diff\DifferencesSnakVisualizer->formatPropertyId(Wikibase\DataModel\Entity\PropertyId)
#13 /app/extensions/Wikibase/repo/includes/Diff/ClaimDifferenceVisualizer.php(150): Wikibase\Repo\Diff\DifferencesSnakVisualizer->getPropertyHeader(Wikibase\DataModel\Snak\PropertyValueSnak)
#14 /app/extensions/Wikibase/repo/includes/Diff/ClaimDifferenceVisualizer.php(70): Wikibase\Repo\Diff\ClaimDifferenceVisualizer->visualizeMainSnakChange(string, Diff\DiffOp\DiffOpChange, Wikibase\DataModel\Snak\PropertyValueSnak, Wikibase\DataModel\Snak\PropertyValueSnak)
#15 /app/extensions/Wikibase/repo/includes/Diff/ClaimDifferenceVisualizer.php(118): Wikibase\Repo\Diff\ClaimDifferenceVisualizer->visualizeClaimChange(Wikibase\Repo\Diff\ClaimDifference, Wikibase\DataModel\Statement\Statement, array)
#16 /app/extensions/Wikibase/repo/includes/Diff/BasicEntityDiffVisualizer.php(154): Wikibase\Repo\Diff\ClaimDifferenceVisualizer->visualizeNewClaim(Wikibase\DataModel\Statement\Statement)
#17 /app/extensions/Wikibase/repo/includes/Diff/BasicEntityDiffVisualizer.php(109): Wikibase\Repo\Diff\BasicEntityDiffVisualizer->getClaimDiffHtml(Diff\DiffOp\DiffOpAdd)
#18 /app/extensions/Wikibase/repo/includes/Diff/BasicEntityDiffVisualizer.php(76): Wikibase\Repo\Diff\BasicEntityDiffVisualizer->visualizeEntityDiff(Wikibase\DataModel\Services\Diff\ItemDiff)
#19 /app/extensions/Wikibase/repo/includes/Diff/ItemDiffVisualizer.php(78): Wikibase\Repo\Diff\BasicEntityDiffVisualizer->visualizeEntityContentDiff(Wikibase\Repo\Content\EntityContentDiff)
#20 /app/extensions/Wikibase/repo/includes/Diff/DispatchingEntityDiffVisualizer.php(33): Wikibase\Repo\Diff\ItemDiffVisualizer->visualizeEntityContentDiff(Wikibase\Repo\Content\EntityContentDiff)
#21 /app/extensions/Wikibase/repo/includes/Diff/EntityContentDiffView.php(147): Wikibase\Repo\Diff\DispatchingEntityDiffVisualizer->visualizeEntityContentDiff(Wikibase\Repo\Content\EntityContentDiff)
#22 /app/includes/diff/DifferenceEngineSlotDiffRenderer.php(54): Wikibase\Repo\Diff\EntityContentDiffView->generateContentDiffBody(Wikibase\Repo\Content\ItemContent, Wikibase\Repo\Content\ItemContent)
#23 /app/includes/diff/DifferenceEngine.php(1245): DifferenceEngineSlotDiffRenderer->getDiff(Wikibase\Repo\Content\ItemContent, Wikibase\Repo\Content\ItemContent)
#24 /app/includes/diff/DifferenceEngine.php(1150): DifferenceEngine->getDiffBody()
#25 /app/includes/diff/DifferenceEngine.php(1112): DifferenceEngine->getDiff(string, string, string)
#26 /app/includes/diff/DifferenceEngine.php(876): DifferenceEngine->showDiff(string, string, string)
#27 /app/includes/page/Article.php(976): DifferenceEngine->showDiffPage(boolean)
#28 /app/includes/page/Article.php(657): Article->showDiffPage()
#29 /app/extensions/Wikibase/repo/includes/Actions/ViewEntityAction.php(79): Article->view()
#30 /app/extensions/Wikibase/repo/includes/Actions/ViewEntityAction.php(54): Wikibase\Repo\Actions\ViewEntityAction->showEntityPage()
#31 /app/includes/MediaWiki.php(527): Wikibase\Repo\Actions\ViewEntityAction->show()
#32 /app/includes/MediaWiki.php(313): MediaWiki->performAction(Article, Title)
#33 /app/includes/MediaWiki.php(940): MediaWiki->performRequest()
#34 /app/includes/MediaWiki.php(543): MediaWiki->main()
#35 /app/index.php(53): MediaWiki->run()
#36 /app/index.php(46): wfIndexMain()
#37 {main}
```