diff --git a/Log-Bounce.md b/Log-Bounce.md
index 7e7ba27..3676a5a 100644
--- a/Log-Bounce.md
+++ b/Log-Bounce.md
@@ -126,6 +126,23 @@ This is a permanent error; I've given up. Sorry it didn't work out.
 user is over quota
 ```
 
+* Subject: DELIVERY FAILURE: Error transferring to MAILSRV-03/PTSC mail.box; Server error: Insufficient disk space
+
+
+```
+Your message
+
+Subject: 12-03-2020 Ban tin Dau thau Hang ngay
+
+was not delivered to:
+
+quynhntt@ptsc.com.vn
+
+because:
+
+Error transferring to MAILSRV-03/PTSC mail.box; Server error: Insufficient disk space
+```
+
 ### Không tìm thấy người nhận
 
 * Subject: Returned mail: see transcript for details