From 0c3f0e301f0df3b1afbc33975118562aa99c8284 Mon Sep 17 00:00:00 2001
From: Jerome Simeon <jeromesimeon@me.com>
Date: Sun, 11 Apr 2021 15:06:44 -0400
Subject: [PATCH] fix(AP) Add back default Error, used in Ergo

Signed-off-by: Jerome Simeon <jeromesimeon@me.com>
---
 src/accordproject/runtime.cto | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/accordproject/runtime.cto b/src/accordproject/runtime.cto
index c8c8278..7da9276 100644
--- a/src/accordproject/runtime.cto
+++ b/src/accordproject/runtime.cto
@@ -32,6 +32,10 @@ transaction Request {
 transaction Response {
 }
 
+/* An error is a concept */
+concept Error {
+}
+
 /* An event that represents an obligation that needs to be fulfilled */
 abstract event Obligation identified {
   /* A back reference to the governing contract that emitted this obligation */