Craft\TemplateLoaderException

Unable to find the template “_layout” in "404" at line 19. (/var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/etc/templating/twigextensions/TemplateLoader.php:123)

#0 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/etc/templating/twigextensions/TemplateLoader.php(71): Craft\TemplateLoader->_findTemplate()
#1 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/vendor/twig/twig/src/Environment.php(351): Craft\TemplateLoader->getCacheKey()
#2 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/vendor/twig/twig/src/Environment.php(445): Twig\Environment->getTemplateClass()
#3 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/etc/templating/TwigEnvironment.php(61): Twig\Environment->loadTemplate()
#4 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/vendor/twig/twig/src/Template.php(378): Craft\TwigEnvironment->loadTemplate()
#5 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/storage/runtime/compiled_templates/c4/c4eeb2de810ec576aa1d240e30bdcd204d5485165259407399a8c1002f12e7e4.php(37): Twig\Template->loadTemplate()
#6 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/vendor/twig/twig/src/Template.php(456): __TwigTemplate_fd5e22aa8cd031362be579ae84155fc2e41242e8d70698aad53c35d2c5995675->doDisplay()
#7 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/etc/templating/BaseTemplate.php(26): Twig\Template->displayWithErrorHandling()
#8 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/vendor/twig/twig/src/Template.php(423): Craft\BaseTemplate->displayWithErrorHandling()
#9 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/vendor/twig/twig/src/Template.php(435): Twig\Template->display()
#10 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/vendor/twig/twig/src/TemplateWrapper.php(47): Twig\Template->render()
#11 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/vendor/twig/twig/src/Environment.php(384): Twig\TemplateWrapper->render()
#12 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/services/TemplatesService.php(256): Twig\Environment->render()
#13 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/controllers/BaseController.php(74): Craft\TemplatesService->render()
#14 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/controllers/TemplatesController.php(213): Craft\BaseController->renderTemplate()
#15 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/web/actions/CInlineAction.php(49): Craft\TemplatesController->actionRenderError()
#16 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/web/CController.php(308): CInlineAction->runWithParams()
#17 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/web/CController.php(286): CController->runAction()
#18 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/web/CController.php(265): CController->runActionWithFilters()
#19 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/web/CWebApplication.php(282): CController->run()
#20 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/base/CErrorHandler.php(368): CWebApplication->runController()
#21 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/etc/errors/ErrorHandler.php(281): CErrorHandler->renderError()
#22 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/base/CErrorHandler.php(351): Craft\ErrorHandler->renderError()
#23 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/base/CErrorHandler.php(218): CErrorHandler->renderException()
#24 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/etc/errors/ErrorHandler.php(145): CErrorHandler->handleException()
#25 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/base/CErrorHandler.php(131): Craft\ErrorHandler->handleException()
#26 /var/www/vhosts/orchestrabaobab.com/httpdocs/craft/app/framework/base/CApplication.php(750): CErrorHandler->handle()
#27 [internal function]: CApplication->handleException()
#28 {main}