Improve error reporting of ProjectSettings::setup()

And use it to better report errors in the console and project manager
when a project.godot file is corrupted.

Fixes #14963.

1 files changed, 6 insertions, 4 deletions

diff --git a/editor/project_manager.cpp b/editor/project_manager.cpp
index da283b16dc..9c3b09608b 100644
--- a/editor/project_manager.cpp
+++ b/editor/project_manager.cpp
@@ -304,8 +304,9 @@ private:
 
 			ProjectSettings *current = memnew(ProjectSettings);
 
-			if (current->setup(dir, "")) {
-				set_message(TTR("Couldn't get project.godot in project path."), MESSAGE_ERROR);
+			int err = current->setup(dir, "");
+			if (err != OK) {
+				set_message(vformat(TTR("Couldn't load project.godot in project path (error %d). It may be missing or corrupted."), err), MESSAGE_ERROR);
 			} else {
 				ProjectSettings::CustomMap edited_settings;
 				edited_settings["application/config/name"] = project_name->get_text();
@@ -530,8 +531,9 @@ public:
 
 			ProjectSettings *current = memnew(ProjectSettings);
 
-			if (current->setup(project_path->get_text(), "")) {
-				set_message(TTR("Couldn't get project.godot in the project path."), MESSAGE_ERROR);
+			int err = current->setup(project_path->get_text(), "");
+			if (err != OK) {
+				set_message(vformat(TTR("Couldn't load project.godot in project path (error %d). It may be missing or corrupted."), err), MESSAGE_ERROR);
 				status_rect->show();
 				msg->show();
 				get_ok()->set_disabled(true);