diff --git a/server/web3dbspider/services/pull_dbevent.js b/server/web3dbspider/services/pull_dbevent.js
index d5f76a6..38472f4 100644
--- a/server/web3dbspider/services/pull_dbevent.js
+++ b/server/web3dbspider/services/pull_dbevent.js
@@ -8,10 +8,17 @@ const LIMIT_COUNT = 100;
 
 class PullDbEvent extends BaseService {
 
-  static maxIdx = BigInt(0);
+  static #maxIdx = BigInt(0);
 
   static async staticInit() {
-
+    const {err, conn} = await app.getDbConn('BcEventDb0');
+    {
+      const {err, maxIdx} = await conn.getMaxIdx('');
+      if (err) {
+        throw 'PullDbEvent error:' + err;
+      }
+      PullDbEvent.#maxIdx = maxIdx;
+    }
   }
 
   async init(net, event) {
@@ -77,7 +84,7 @@ class PullDbEvent extends BaseService {
   }
 
   getEndIdx() {
-    return maxIdx;
+    return PullDbEvent.#maxIdx;
   }
 
   getNetId() {
diff --git a/third_party/j7 b/third_party/j7
index 46bf5c4..22eef8b 160000
--- a/third_party/j7
+++ b/third_party/j7
@@ -1 +1 @@
-Subproject commit 46bf5c4dd5a23b3b01e23e3523b70c74132e4b46
+Subproject commit 22eef8b27c64e0970dc96e96496b51bffc42c7c8