I have the same issues happening caused by search plus during update. Did everything here. Deleted search directories AND database entry, still get the following with all plugins deactivated:
OW Debug - Warning
Message:Can't generate URI! Route `linkspro` not found!File:/home/nakedgam/public_html/ow_core/router.phpLine:262
OW Debug - WarningMessage:Can't generate URI! Route `games.index` not found!File:/home/nakedgam/public_html/ow_core/router.phpLine:262
OW Debug - WarningMessage:Can't generate URI! Route `note.index` not found!File:/home/nakedgam/public_html/ow_core/router.phpLine:262
OW Debug - WarningMessage:Can't generate URI! Route `search.start` not found!File:/home/nakedgam/public_html/ow_core/router.phpLine:262
OW Debug - WarningMessage:call_user_func() expects parameter 1 to be a valid callback, class 'SEARCH_CMP_IndexWidgetm' not foundFile:/home/nakedgam/public_html/ow_system_plugins/base/components/drag_and_drop_panel.phpLine:67
OW Debug - WarningMessage:call_user_func() expects parameter 1 to be a valid callback, class 'SEARCH_CMP_IndexWidget' not foundFile:/home/nakedgam/public_html/ow_system_plugins/base/components/drag_and_drop_panel.phpLine:67
OW Debug - WarningMessage:call_user_func() expects parameter 1 to be a valid callback, class 'LINKSPRO_CMP_IndexWidget' not foundFile:/home/nakedgam/public_html/ow_system_plugins/base/components/drag_and_drop_panel.phpLine:67
OW Debug - WarningMessage:call_user_func() expects parameter 1 to be a valid callback, class 'ONLINE_CMP_IndexWidget' not foundFile:/home/nakedgam/public_html/ow_system_plugins/base/components/drag_and_drop_panel.phpLine:67
OW Debug - ExceptionMessage:Class SEARCH_CMP_IndexWidget does not existFile:/home/nakedgam/public_html/ow_system_plugins/base/components/drag_and_drop_item.phpLine:207Trace:#0 /home/nakedgam/public_html/ow_system_plugins/base/components/drag_and_drop_item.php(207): ReflectionClass->__construct('SEARCH_CMP_Inde...')
#1 /home/nakedgam/public_html/ow_system_plugins/base/components/drag_and_drop_item.php(92): BASE_CMP_DragAndDropItem->checkComponent('SEARCH_CMP_Inde...')
#2 /home/nakedgam/public_html/ow_system_plugins/base/components/drag_and_drop_index.php(107): BASE_CMP_DragAndDropItem->setContentComponentClass('SEARCH_CMP_Inde...')
#3 /home/nakedgam/public_html/ow_smarty/template_c/97d21e1582e4f60cb1a96373e4d1b613c57bfbd7.file.drag_and_drop_index.html.php(88): BASE_CMP_DragAndDropIndex->tplComponent(Array, Object(Smarty_Internal_Template))
#4 /home/nakedgam/public_html/ow_libraries/smarty3/sysplugins/smarty_internal_templatebase.php(180): content_540861856816d2_69487593(Object(Smarty_Internal_Template))
#5 /home/nakedgam/public_html/ow_core/view_renderer.php(101): Smarty_Internal_TemplateBase->fetch('/home/nakedgam/...')
#6 /home/nakedgam/public_html/ow_core/renderable.php(263): OW_ViewRenderer->renderTemplate('/home/nakedgam/...')
#7 /home/nakedgam/public_html/ow_core/component.php(80): OW_Renderable->render()
#8 /home/nakedgam/public_html/ow_core/renderable.php(250): OW_Component->render()
#9 /home/nakedgam/public_html/ow_system_plugins/base/controllers/component_panel.php(56): OW_Renderable->render()
#10 /home/nakedgam/public_html/ow_core/request_handler.php(271): BASE_CTRL_ComponentPanel->render()
#11 /home/nakedgam/public_html/ow_core/application.php(327): OW_RequestHandler->dispatch()
#12 /home/nakedgam/public_html/index.php(73): OW_Application->handleRequest()
#13 {main}Type:ReflectionException
OW Debug - WarningMessage:file_put_contents(/home/nakedgam/public_html/ow_log/error.log) [function.file-put-contents]: failed to open stream: No such file or directoryFile:/home/nakedgam/public_html/ow_system_plugins/base/classes/file_log_writer.phpLine:61
OW Debug - WarningMessage:chmod() [function.chmod]: No such file or directoryFile:/home/nakedgam/public_html/ow_system_plugins/base/classes/file_log_writer.phpLine:65