From 2a105b55d8de1e2b34e8fd9f3ca81eb633824975 Mon Sep 17 00:00:00 2001
From: CooDi <coodi@list.ru>
Date: Fri, 15 Feb 2019 11:48:13 +0300
Subject: [PATCH] fix blockid in  state

---
 uos_blocks_exporter/uos_blocks_exporter.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/uos_blocks_exporter/uos_blocks_exporter.cpp b/uos_blocks_exporter/uos_blocks_exporter.cpp
index 2bd1475..57b3ffd 100644
--- a/uos_blocks_exporter/uos_blocks_exporter.cpp
+++ b/uos_blocks_exporter/uos_blocks_exporter.cpp
@@ -88,10 +88,11 @@ namespace uos_plugins{
     void uos_BE_impl::applied_transaction_catcher(const eosio::chain::transaction_trace_ptr &att) {
         fc::variants actions;
         try{
-            fc::variant temp = att->producer_block_id;
-            last_state.mongo_blockid = temp.as_string();
-            last_state.mongo_blocknum = att->block_num;
-            mongo->set_last_state(last_state);
+            if(att->producer_block_id) {
+                last_state.mongo_blockid = fc::variant(att->producer_block_id).as_string();
+                last_state.mongo_blocknum = att->block_num;
+                mongo->set_last_state(last_state);
+            }
         }
         catch (mongocxx::exception &ex){
             elog(ex.what());