<br><strong>Fatal error</strong>: Uncaught exception <strong>Exception</strong> with message <strong>Query error: MySQL server has gone away (SELECT * FROM tl_metamodel)</strong> thrown in <strong>system/modules/core/library/Contao/Database/Statement.php</strong> on line <strong>282</strong>
<pre style="margin:11px 0 0">
#0 system/modules/core/library/Contao/Database/Statement.php(253): Contao\Database\Statement->query()
#1 system/modules/core/library/Contao/Database.php(189): Contao\Database\Statement->execute()
#2 system/modules/metamodels/MetaModels/Factory.php(179): Contao\Database->execute('SELECT * FROM t...')
#3 system/modules/metamodels/MetaModels/Dca/MetaModelDcaBuilder.php(885): MetaModels\Factory::getAllTables()
#4 system/modules/core/library/Contao/Controller.php(2289): MetaModels\Dca\MetaModelDcaBuilder->createDataContainer('tl_layout')
#5 system/modules/core/library/Contao/DcaExtractor.php(291): Contao\Controller->loadDataContainer('tl_layout')
#6 system/modules/core/library/Contao/DcaExtractor.php(114): Contao\DcaExtractor->createExtract()
#7 system/modules/core/library/Contao/Model/QueryBuilder.php(38): Contao\DcaExtractor->__construct('tl_layout')
#8 system/modules/core/library/Contao/Model.php(595): Contao\Model\QueryBuilder::find(Array)
#9 system/modules/core/library/Contao/Model.php(433): Contao\Model::find(Array)
#10 system/modules/core/pages/PageRegular.php(222): Contao\Model::findByPk('3')
#11 system/modules/core/pages/PageRegular.php(47): Contao\PageRegular->getPageLayout(Object(Contao\PageModel))
#12 index.php(239): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#13 index.php(408): Index->run()
#14 {main}
</pre>