[BUGFIX] Prevent error when overlay is not available #4244
+6
−1
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This fixes:
Core: Error handler (BE): PHP Warning: Trying to access array offset on value of type null in /var/www/vendor/apache-solr-for-typo3/solr/Classes/ContentObject/Relation.php line 311
What this pr does
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How to test
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Fixes: #issue (Please create an related issue first and mark it as fixed here with your pr)