I am getting the following errors when refreshing or switching pages inside my xwiki:
I am using Ubuntu 18.04.3 LTS
MySQL 5.7.28
xWiki 11.10
javas 1.8.0_231
2019-12-18 16:14:17,948 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:17,948 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:17,953 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:17,953 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:17,965 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:17,965 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:17,969 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:17,969 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:17,974 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:17,974 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:17,982 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:17,982 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:17,990 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:17,990 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,025 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,025 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,025 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,025 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,034 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,034 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,035 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,035 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,040 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,040 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,040 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,040 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,048 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,049 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,049 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,049 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,055 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,055 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,055 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,055 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,062 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,062 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,062 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,062 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,071 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,071 [mylocalxwikiserver:8080/xwiki/bin/ssx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:19,071 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:19,071 [mylocalxwikiserver:8080/xwiki/bin/jsx/XWiki/Notifications/Code/Macro/NotificationsMacro?language=de_DE&docVersion=1.1] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:20,396 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:20,396 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:20,409 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:20,409 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:20,411 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:20,411 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:20,414 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:20,414 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:20,421 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:20,421 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:20,424 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:20,424 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'
2019-12-18 16:14:20,429 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] WARN o.h.e.j.s.SqlExceptionHelper - SQL Error: 1044, SQLState: 42000
2019-12-18 16:14:20,429 [mylocalxwikiserver:8080/xwiki/bin/view/EDV/Citrix/Citrix%20-%20Neighborhood%20-%20Einstellungen/XWikiNotificationsMacro.js] ERROR o.h.e.j.s.SqlExceptionHelper - Access denied for user 'xwiki_user'@'localhost' to database 'http'