diff --git a/server/web3dbspider/services/dbevent_process.js b/server/web3dbspider/services/dbevent_process.js
index f0160b9..b151b3e 100644
--- a/server/web3dbspider/services/dbevent_process.js
+++ b/server/web3dbspider/services/dbevent_process.js
@@ -216,7 +216,7 @@ class DbEventProcess extends BaseService {
     if (!this.eventHandle) {
       return false;
     }
-    const handle = eventsFactory.createHandle(this);
+    const handle = eventsFactory.createEventHandle(this);
     await handle.start();
     return true;
   }
diff --git a/server/web3dbspider/services/events/common/BaseEventProcess.js b/server/web3dbspider/services/events/common/BaseEventProcess.js
index 7c248ab..1a281bc 100644
--- a/server/web3dbspider/services/events/common/BaseEventProcess.js
+++ b/server/web3dbspider/services/events/common/BaseEventProcess.js
@@ -13,7 +13,7 @@ class BaseEventProcess {
     this.eventProc = proc;
     this.conn = conn;
     this.eventDb = eventDb;
-    this.returnValues = utils.jsonDecode(this.getEventDb());
+    this.returnValues = utils.jsonDecode(this.getEventDb()['return_values']);
   }
 
   genLogHead(msg) {
diff --git a/server/web3dbspider/services/pull_dbevent.js b/server/web3dbspider/services/pull_dbevent.js
index b7a0ae8..262c3c7 100644
--- a/server/web3dbspider/services/pull_dbevent.js
+++ b/server/web3dbspider/services/pull_dbevent.js
@@ -122,7 +122,7 @@ class PullDbEvent extends BaseService {
   }
 
   getInstanceName() {
-    const instName = this.getNetId() + '.' + this.getContractName() + '.' + this.getEventName();
+    const instName = this.getNetId() + ' ' + this.getContractName() + '.' + this.getEventName();
     return instName;
   }