1 files changed, 1 insertions, 1 deletions

diff --git a/state.go b/state.go
index fe630c9..1354ffc 100644
--- a/state.go
+++ b/state.go
@@ -714,6 +714,6 @@ func GetErrorTraceback(err error) string {
 	return types.GetErrorTraceback(err)
 }
 
-func GetErrorJSONString(err error) string {
+func GetErrorJSONString(err error) (string, error) {
 	return types.GetErrorJSONString(err)
 }