From f4b9c5f55dde79f40bbe6b924562b74529e3e697 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jean-No=C3=ABl=20Moyne?= <jnmoyne@gmail.com>
Date: Thu, 10 Aug 2023 03:06:41 -0700
Subject: [PATCH] Improve error message
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Signed-off-by: Jean-Noël Moyne <jnmoyne@gmail.com>
---
 server/stream.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/stream.go b/server/stream.go
index f399ceb46da..a0aa63f3eeb 100644
--- a/server/stream.go
+++ b/server/stream.go
@@ -475,7 +475,7 @@ func (a *Account) addStreamWithAssignment(config *StreamConfig, fsConfig *FileSt
 			for _, st := range cfg.Mirror.SubjectTransforms {
 				if st.Source != _EMPTY_ && !IsValidSubject(st.Source) {
 					jsa.mu.Unlock()
-					return nil, fmt.Errorf("subject filter '%s' for the mirror %w", st.Source, ErrBadSubject)
+					return nil, fmt.Errorf("invalid subject transform source '%s' for the mirror: %w", st.Source, ErrBadSubject)
 				}
 				// check the transform, if any, is valid
 				if st.Destination != _EMPTY_ {