Fatal error: Uncaught TypeError: sfsccn\nida\queryTool\Catalog\Distributions\Distributions::subjectsInCollectionWithFilters(): Argument #2 ($collection) must be of type string, null given, called in /var/www/queries.nidagenetics.org/src/sfsccn/nida/queryTool/Catalog/Distributions/Distributions.php on line 253 and defined in /var/www/queries.nidagenetics.org/src/sfsccn/nida/queryTool/Catalog/Distributions/Distributions.php:1375 Stack trace: #0 /var/www/queries.nidagenetics.org/src/sfsccn/nida/queryTool/Catalog/Distributions/Distributions.php(253): sfsccn\nida\queryTool\Catalog\Distributions\Distributions->subjectsInCollectionWithFilters() #1 /var/www/queries.nidagenetics.org/src/sfsccn/nida/queryTool/Catalog/Distributions/Distributions.php(228): sfsccn\nida\queryTool\Catalog\Distributions\Distributions->breakdownByStudiesHtml() #2 /var/www/queries.nidagenetics.org/src/sfsccn/nida/queryTool/Catalog/Distributions/Distributions.php(137): sfsccn\nida\queryTool\Catalog\Distributions\Distributions->summaryStatsTable() #3 /var/www/queries.nidagenetics.org/public/distribution-combined-summary.php(9): sfsccn\nida\queryTool\Catalog\Distributions\Distributions->summaryStats() #4 {main} thrown in /var/www/queries.nidagenetics.org/src/sfsccn/nida/queryTool/Catalog/Distributions/Distributions.php on line 1375