Fatal error: Uncaught Error: Call to a member function getSqlComponents() on null in /var/www/vhosts/greenapp.nl/httpdocs/greenapp/classes/datasource/projecttable.php:29 Stack trace: #0 /var/www/vhosts/greenapp.nl/httpdocs/greenapp/classes/datasource/table.php(586): DataSourceProjectTable->getSQLComponents() #1 /var/www/vhosts/greenapp.nl/httpdocs/greenapp/classes/datasource/table.php(557): DataSourceTable->buildSQL(Object(DsCommand), true) #2 /var/www/vhosts/greenapp.nl/httpdocs/greenapp/classes/chartpage.php(121): DataSourceTable->getList(Object(DsCommand)) #3 /var/www/vhosts/greenapp.nl/httpdocs/greenapp/classes/chartpage.php(23): ChartPage->getStartMasterKeys() #4 /var/www/vhosts/greenapp.nl/httpdocs/greenapp/budgetversusomzet_chart.php(44): ChartPage->__construct(Array) #5 {main} thrown in /var/www/vhosts/greenapp.nl/httpdocs/greenapp/classes/datasource/projecttable.php on line 29