fix panic when close with not start in sdk

Evanxu05 · Dec 8, 2019 · 999fac8 · 999fac8
1 parent ac38d34
commit 999fac8
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/cmd/npc/sdk.go b/cmd/npc/sdk.go
@@ -31,7 +31,9 @@ func GetClientStatus() int {
 
 //export CloseClient
 func CloseClient() {
-	cl.Close()
+	if cl != nil {
+		cl.Close()
+	}
 }
 
 //export Version