fix org settings

settings/org-settings.el

@@ -263,7 +263,7 @@ Example defines
   (setq org-startup-with-latex-preview t)          ;; #+STARTUP: latexpreview|nolatexpreview
   ;; scale of latex image preview via `org-format-latex-options'. setting this here will overwrite settings in custom.el.
   ;; see also `org-preview-latex-process-alist', `org-preview-latex-default-process' and `org-format-latex-header' using `org-latex-default-packages-alist' and `org-latex-packages-alist'
-  (add-to-list 'org-latex-default-packages-alist '("" "eurosym" t) t)) ;; add \euro{} (also to latex snippets)
+  (add-to-list 'org-latex-default-packages-alist '("" "eurosym" t) t) ;; add \euro{} (also to latex snippets)
   (setq org-tag-persistent-alist '(("ignore" . ?i) ("noexport" . ?n)))
   ;; todo see also org-todo-keyword-faces and org-superstar-todo-bullet-alist
   (setq org-todo-keywords                          ;; (x!) record a time stamp, (x@) add a note (with time), (y/z) entering the state / leaving the state
@@ -312,6 +312,7 @@ Example defines
   (add-to-list 'image-file-name-extensions "eps" t))  ;; TODO: eps not needed?
 
 (use-package org-contrib
+  :after (org)
   :load-path (lambda () (list (concat config-dir "lisp/org-contrib"))))
 
 ;; Make invisible parts of Org elements appear visible.
@@ -587,7 +588,7 @@ Updating an old preamble.org should remove this warning."))
   :after (org))
 
 (use-package ob-csharp
-  :after (org))
+  :after (org org-contrib))
 
 (use-package ob-ditaa
   :defer t