diff --git a/core/input/input_map.cpp b/core/input/input_map.cpp
index 0dd57f4e6c2..fef1135152a 100644
--- a/core/input/input_map.cpp
+++ b/core/input/input_map.cpp
@@ -317,6 +317,11 @@ void InputMap::load_from_project_settings() {
 		String name = pi.name.substr(pi.name.find_char('/') + 1);
 
 		Dictionary action = GLOBAL_GET(pi.name);
+
+		if (!action.has("events")) {
+			continue;
+		}
+
 		float deadzone = action.has("deadzone") ? (float)action["deadzone"] : DEFAULT_DEADZONE;
 		Array events = action["events"];
 
diff --git a/editor/settings/project_settings_editor.cpp b/editor/settings/project_settings_editor.cpp
index 99e8f61f42d..2916f7d20fd 100644
--- a/editor/settings/project_settings_editor.cpp
+++ b/editor/settings/project_settings_editor.cpp
@@ -613,6 +613,11 @@ void ProjectSettingsEditor::_update_action_map_editor() {
 		String display_name = property_name.substr(String("input/").size() - 1);
 		Dictionary action = GLOBAL_GET(property_name);
 
+		if (!action.has("events")) {
+			WARN_PRINT_ONCE_ED(vformat("Attempted to load invalid input action from setting at \"%s\". The `input/` prefix should only be used for input actions, and cannot be changed in the settings editor. Consider changing the category.", property_name));
+			continue;
+		}
+
 		ActionMapEditor::ActionInfo action_info;
 		action_info.action = action;
 		action_info.editable = true;