photos do not appear
in inspect element say:
Uncaught parsererror - browse_photo.js:414
Recently I changed utf8 to utf8mb4 in /ow_core/database.php
[Wed Apr 17 18:44:52 2019] [ow_core_log] [Exception] Message: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'entityId' in group statement is ambiguous File: /home/admin/web/mydomain.com/public_html/ow_core/database.php Line:723 Trace: [#0 /home/admin/web/mydomain.com/public_html/ow_core/database.php(723): PDOStatement->execute() | #1 /home/admin/web/mydomain.com/public_html/ow_core/database.php(414): OW_Database->execute('SELECT `ce`.`en...', Array) | #2 /home/admin/web/mydomain.com/public_html/ow_system_plugins/base/bol/comment_dao.php(236): OW_Database->queryForList('SELECT `ce`.`en...', Array) | #3 /home/admin/web/mydomain.com/public_html/ow_system_plugins/base/bol/comment_service.php(306): BOL_CommentDao->findCommentCountForEntityList('photo_comments', Array) | #4 /home/admin/web/mydomain.com/public_html/ow_plugins/photo/controllers/photo.php(741): BOL_CommentService->findCommentCountForEntityList('photo_comments', Array) | #5 /home/admin/web/mydomain.com/public_html/ow_plugins/photo/controllers/photo.php(689): PHOTO_CTRL_Photo->generatePhotoList(Array) | #6 /home/admin/web/mydomain.com/public_html/ow_plugins/photo/controllers/photo.php(578): PHOTO_CTRL_Photo->getPhotoList(Array) | #7 [internal function]: PHOTO_CTRL_Photo->ajaxResponder(Array) | #8 /home/admin/web/mydomain.com/public_html/ow_core/request_handler.php(250): ReflectionMethod->invokeArgs(Object(PHOTO_CTRL_Photo), Array) | #9 /home/admin/web/mydomain.com/public_html/ow_core/request_handler.php(226): OW_RequestHandler->processControllerAction(Object(ReflectionMethod), Object(PHOTO_CTRL_Photo)) | #10 /home/admin/web/mydomain.com/public_html/ow_core/application.php(346): OW_RequestHandler->dispatch() | #11 /home/admin/web/mydomain.com/public_html/index.php(76): OW_Application->handleRequest() | #12 {main}]