diff --git a/vmhost/hostCore/execution.go b/vmhost/hostCore/execution.go
index 51c95912d..64aded75b 100644
--- a/vmhost/hostCore/execution.go
+++ b/vmhost/hostCore/execution.go
@@ -1150,7 +1150,7 @@ func (host *vmHost) callUpgradeFunction() error {
 func (host *vmHost) callSCFunction(functionName string) error {
 	runtime := host.Runtime()
 	if !runtime.HasFunction(functionName) {
-		return nil
+		return executor.ErrFuncNotFound
 	}
 
 	err := runtime.CallSCFunction(functionName)