Fix NSGenericException in - [Artist firstArtwork], line 163

[artsyit]

Version: 2.6.0 (2018.04.07.06) | sy.art.folio

Stacktrace

Artist;firstArtwork;Artist.m;163
Artist;gridThumbnailImage;Artist.m;136
Artist;gridThumbnailPath:;Artist.m;151
ARSpotlightExporter;itemForArtist:;ARSpotlightExporter.m;110
NSArray(ObjectiveSugar);map:;NSArray+ObjectiveSugar.m;99
ARSpotlightExporter;artistResults;ARSpotlightExporter.m;98
ARSpotlightExporter;updateCache;ARSpotlightExporter.m;42

Reason

*** Terminating app due to uncaught exception 'NSGenericException', reason: '*** Collection <__NSCFSet: 0x1c00586f0> was mutated while being enumerated.'

Link to HockeyApp

• https://rink.hockeyapp.net/manage/apps/74977/crash_reasons/232721598