apptainer/useful_error_message.patch

From 5194ad8f863e971dde1c668d9c9de844b58ae893 Mon Sep 17 00:00:00 2001
From: Christian Goll <cgoll@suse.de>
Date: Mon, 13 Dec 2021 14:35:41 +0100
Subject: [PATCH] Add an useful error message when the user doesn't belong to
 the singularity group

---
 internal/pkg/util/starter/starter.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/internal/pkg/util/starter/starter.go b/internal/pkg/util/starter/starter.go
index 11858ee20..5f76ac08d 100644
--- a/internal/pkg/util/starter/starter.go
+++ b/internal/pkg/util/starter/starter.go
@@ -94,7 +94,7 @@ func Exec(name string, config *config.Common, ops ...CommandOp) error {
 		return fmt.Errorf("while initializing starter command: %s", err)
 	}
 	err := unix.Exec(c.path, []string{name}, c.env)
-	return fmt.Errorf("while executing %s: %s", c.path, err)
+  return fmt.Errorf("while executing %s: %s\nPlease read /usr/share/doc/packages/apptainer/README.SUSE to get help\n", c.path, err)
 }
 
 // Run executes the starter binary and returns once starter
-- 
2.34.1