Make 'gui-text' required for visible parameters

We were actually crashing for visible parameters without 'gui-text'
otherwise.

Also make sure we actually *do* bail out if we have parameters
missing required fields and throw/catch an exception instead of
producing broken instances.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/extension/prefdialog/parameter.h b/src/extension/prefdialog/parameter.h
index a5f58c922..7776851dc 100644
--- a/src/extension/prefdialog/parameter.h
+++ b/src/extension/prefdialog/parameter.h
@@ -112,7 +112,7 @@ public:
 
     /** An error class for when a parameter is called on a type it is not */
     class param_no_name {};
-    class param_no_type {};
+    class param_no_text {};
     class param_not_bool_param {};
     class param_not_color_param {};
     class param_not_float_param {};