Fatal error: Uncaught Error: Class "BlockPlugin" not found in /home/hilbert/public_html/ojs/plugins/blocks/makeSubmission/MakeSubmissionBlockPlugin.inc.php:20 Stack trace: #0 /home/hilbert/public_html/ojs/plugins/blocks/makeSubmission/index.php(19): require_once() #1 /home/hilbert/public_html/ojs/lib/pkp/classes/plugins/PluginRegistry.php(259): include('/home/hilbert/p...') #2 /home/hilbert/public_html/ojs/lib/pkp/classes/plugins/PluginRegistry.php(193): PKP\plugins\PluginRegistry::_deprecatedInstantiatePlugin('blocks', 'makeSubmission') #3 /home/hilbert/public_html/ojs/lib/pkp/classes/plugins/PluginRegistry.php(219): PKP\plugins\PluginRegistry::_instantiatePlugin('blocks', 'makeSubmission', 'MakeSubmissionB...') #4 /home/hilbert/public_html/ojs/lib/pkp/classes/plugins/PluginRegistry.php(112): PKP\plugins\PluginRegistry::_loadFromDatabase('blocks', NULL) #5 /home/hilbert/public_html/ojs/lib/pkp/classes/template/PKPTemplateManager.php(1488): PKP\plugins\PluginRegistry::loadCategory('blocks', true) #6 [internal function]: PKP\template\PKPTemplateManager->displaySidebar('Templates::Comm...', Array) #7 /home/hilbert/public_html/ojs/lib/pkp/classes/plugins/Hook.php(139): call_user_func_array(Array, Array) #8 /home/hilbert/public_html/ojs/lib/pkp/classes/plugins/Hook.php(113): PKP\plugins\Hook::run('Templates::Comm...', Array) #9 /home/hilbert/public_html/ojs/lib/pkp/classes/template/PKPTemplateManager.php(1788): PKP\plugins\Hook::call('Templates::Comm...', Array) #10 /home/hilbert/public_html/ojs/cache/t_compile/42362804174f266c598cdb32c3208fc745b92101^4dffb64063bb972c37e05619a2ccd9d0ea7473ac_0.app.frontendcomponentsfooter.tpl.php(29): PKP\template\PKPTemplateManager->smartyCallHook(Array, Object(Smarty_Internal_Template)) #11 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_6967b085e780b1_49318799(Object(Smarty_Internal_Template)) #12 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getRenderedTemplateCode(Object(Smarty_Internal_Template)) #13 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(217): Smarty_Template_Compiled->render(Object(Smarty_Internal_Template)) #14 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(386): Smarty_Internal_Template->render() #15 /home/hilbert/public_html/ojs/cache/t_compile/42362804174f266c598cdb32c3208fc745b92101^1c372c95cd85572e0fbc9a53d0323a0b229cfc78_0.app.frontendpagesarticle.tpl.php(48): Smarty_Internal_Template->_subTemplateRender('app:frontend/co...', NULL, '42362804174f266...', 0, 3600, Array, 0, false) #16 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_6967b085c997c6_31939422(Object(Smarty_Internal_Template)) #17 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getRenderedTemplateCode(Object(Smarty_Internal_Template)) #18 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(217): Smarty_Template_Compiled->render(Object(Smarty_Internal_Template)) #19 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(238): Smarty_Internal_Template->render(false, 1) #20 /home/hilbert/public_html/ojs/lib/pkp/lib/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(134): Smarty_Internal_TemplateBase->_execute(Object(Smarty_Internal_Template), NULL, '42362804174f266...', NULL, 1) #21 /home/hilbert/public_html/ojs/lib/pkp/classes/template/PKPTemplateManager.php(1373): Smarty_Internal_TemplateBase->display('frontend/pages/...', NULL, '42362804174f266...', NULL) #22 /home/hilbert/public_html/ojs/pages/article/ArticleHandler.php(355): PKP\template\PKPTemplateManager->display('frontend/pages/...') #23 [internal function]: APP\pages\article\ArticleHandler->view(Array, Object(APP\core\Request)) #24 /home/hilbert/public_html/ojs/lib/pkp/classes/core/PKPRouter.php(334): call_user_func(Array, Array, Object(APP\core\Request)) #25 /home/hilbert/public_html/ojs/lib/pkp/classes/core/PKPPageRouter.php(278): PKP\core\PKPRouter->_authorizeInitializeAndCallRequest(Array, Object(APP\core\Request), Array, false) #26 /home/hilbert/public_html/ojs/lib/pkp/classes/core/Dispatcher.php(165): PKP\core\PKPPageRouter->route(Object(APP\core\Request)) #27 /home/hilbert/public_html/ojs/lib/pkp/classes/core/PKPApplication.php(395): PKP\core\Dispatcher->dispatch(Object(APP\core\Request)) #28 /home/hilbert/public_html/ojs/index.php(21): PKP\core\PKPApplication->execute() #29 {main} thrown in /home/hilbert/public_html/ojs/plugins/blocks/makeSubmission/MakeSubmissionBlockPlugin.inc.php on line 20