1 files changed, 2 insertions, 1 deletions
diff --git a/src/error.rs b/src/error.rs
index 79bec38..6051ab2 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -42,7 +42,8 @@ pub enum ProtocolError {
     UnknownStrictnessType(i32),
     #[error("got unkown ScopeType: {0}")]
     UnknownScopeType(i32),
-
+    #[error("got unkown message slot_name: {0}")]
+    UnknownMsgSlotName(String),
 }
 
 #[derive(Debug, Error)]