setContent Error while indexing still exist in V1.3.1 with nc16

[justemu]

Nextcloud 16 with
Fulltextsearch 1.3.1
Fulltextsearch - Files 1.3.0
Fulltextsearch - elasticsearch platform 1.3.0

Elasticsearch 6.7 with
ingest-attachment 6.7.0
analysis-smartcn 6.7.0
analysis-phonetic 6.7.0
analysis-icu 6.7.0
search-guard-6 6.7.0-24.3
PHP 7

An unhandled exception has been thrown:
TypeError: Argument 1 passed to OC\FullTextSearch\Model\IndexDocument::setContent() must be of the type string, null given, called in /var/www/html/apps/deck/lib/Service/FullTextSearchService.php on line 182 and defined in /var/www/html/lib/private/FullTextSearch/Model/IndexDocument.php:477
Stack trace:
#0 /var/www/html/apps/deck/lib/Service/FullTextSearchService.php(182): OC\FullTextSearch\Model\IndexDocument->setContent(NULL)
#1 /var/www/html/apps/deck/lib/Provider/DeckProvider.php(187): OCA\Deck\Service\FullTextSearchService->fillIndexDocument(Object(OC\FullTextSearch\Model\IndexDocument))
#2 /var/www/html/apps/fulltextsearch/lib/Service/IndexService.php(325): OCA\Deck\Provider\DeckProvider->fillIndexDocument(Object(OC\FullTextSearch\Model\IndexDocument))
#3 /var/www/html/apps/fulltextsearch/lib/Service/IndexService.php(205): OCA\FullTextSearch\Service\IndexService->indexDocuments(Object(OCA\FullTextSearch_ElasticSearch\Platform\ElasticSearchPlatform), Object(OCA\Deck\Provider\DeckProvider), Array, Object(OCA\FullTextSearch\Model\IndexOptions))
#4 /var/www/html/apps/fulltextsearch/lib/Command/Index.php(409): OCA\FullTextSearch\Service\IndexService->indexProviderContentFromUser(Object(OCA\FullTextSearch_ElasticSearch\Platform\ElasticSearchPlatform), Object(OCA\Deck\Provider\DeckProvider), '2D7BCF4E-71CA-4...', Object(OCA\FullTextSearch\Model\IndexOptions))
#5 /var/www/html/apps/fulltextsearch/lib/Command/Index.php(273): OCA\FullTextSearch\Command\Index->indexProvider(Object(OCA\Deck\Provider\DeckProvider), Object(OCA\FullTextSearch\Model\IndexOptions))
#6 /var/www/html/3rdparty/symfony/console/Command/Command.php(255): OCA\FullTextSearch\Command\Index->execute(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#7 /var/www/html/core/Command/Base.php(166): Symfony\Component\Console\Command\Command->run(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#8 /var/www/html/3rdparty/symfony/console/Application.php(901): OC\Core\Command\Base->run(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#9 /var/www/html/3rdparty/symfony/console/Application.php(262): Symfony\Component\Console\Application->doRunCommand(Object(OCA\FullTextSearch\Command\Index), Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#10 /var/www/html/3rdparty/symfony/console/Application.php(145): Symfony\Component\Console\Application->doRun(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#11 /var/www/html/lib/private/Console/Application.php(213): Symfony\Component\Console\Application->run(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#12 /var/www/html/console.php(97): OC\Console\Application->run()
#13 /var/www/html/occ(11): require_once('/var/www/html/c...')

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The error is very similar to previous reported and fixed issues, but it happens again in the newest version of the plugin (1.3.1) with NC16.

[justemu]

Update : it is the same issue as #492 . Cancel of Plugin Deck can avoid this error.

[ArtificialOwl]

nextcloud/deck#1049