fix inexistent contract

neo-project · Sep 22, 2021 · 334da52 · 334da52
1 parent 32d9aad
commit 334da52
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/StateService/StatePlugin.cs b/src/StateService/StatePlugin.cs
@@ -247,7 +247,7 @@ private ContractState GetHistoricalContractState(MPTTrie<StorageKey, StorageItem
         {
             const byte prefix = 8;
             StorageKey skey = new KeyBuilder(NativeContract.ContractManagement.Id, prefix).Add(script_hash);
-            return trie[skey]?.GetInteroperable<ContractState>();
+            return trie.TryGetValue(skey, out var value) ? value.GetInteroperable<ContractState>() : null;
         }
 
         [RpcMethod]