From d240bbcd072df74abc4719e02db7b1ba7b1e8a87 Mon Sep 17 00:00:00 2001
From: "B. Petersen" <r10s@b44t.com>
Date: Sun, 4 Oct 2020 16:40:27 +0200
Subject: [PATCH] if a message is replaced by an error, this also removes
 special is_system_message states

---
 src/mimeparser.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mimeparser.rs b/src/mimeparser.rs
index a4f5ed73e..9d6b63922 100644
--- a/src/mimeparser.rs
+++ b/src/mimeparser.rs
@@ -852,6 +852,7 @@ impl MimeMessage {
     }
 
     pub fn repl_msg_by_error(&mut self, error_msg: impl AsRef<str>) {
+        self.is_system_message = SystemMessage::Unknown;
         if let Some(part) = self.parts.first_mut() {
             part.typ = Viewtype::Text;
             part.msg = format!("[{}]", error_msg.as_ref());