diff --git a/source/gateway/src/main/java/com/jd/blockchain/gateway/web/BlockBrowserController.java b/source/gateway/src/main/java/com/jd/blockchain/gateway/web/BlockBrowserController.java
index 162702ab..7de12a75 100644
--- a/source/gateway/src/main/java/com/jd/blockchain/gateway/web/BlockBrowserController.java
+++ b/source/gateway/src/main/java/com/jd/blockchain/gateway/web/BlockBrowserController.java
@@ -70,13 +70,13 @@ public class BlockBrowserController implements BlockchainExtendQueryService {
 	
 	@RequestMapping(method = RequestMethod.GET, path = "ledgers/{ledgerHash}/admininfo")
 	@Override
-	public LedgerAdminInfo getLedgerAdminInfo(HashDigest ledgerHash) {
+	public LedgerAdminInfo getLedgerAdminInfo(@PathVariable(name = "ledgerHash") HashDigest ledgerHash) {
 		return peerService.getQueryService().getLedgerAdminInfo(ledgerHash);
 	}
 
 	@RequestMapping(method = RequestMethod.GET, path = "ledgers/{ledgerHash}/participants")
 	@Override
-	public ParticipantNode[] getConsensusParticipants(HashDigest ledgerHash) {
+	public ParticipantNode[] getConsensusParticipants(@PathVariable(name = "ledgerHash") HashDigest ledgerHash) {
 		return peerService.getQueryService().getConsensusParticipants(ledgerHash);
 	}
 
diff --git a/source/ledger/ledger-core/src/main/java/com/jd/blockchain/ledger/core/TransactionEngineImpl.java b/source/ledger/ledger-core/src/main/java/com/jd/blockchain/ledger/core/TransactionEngineImpl.java
index 0d429811..2d0fb55a 100644
--- a/source/ledger/ledger-core/src/main/java/com/jd/blockchain/ledger/core/TransactionEngineImpl.java
+++ b/source/ledger/ledger-core/src/main/java/com/jd/blockchain/ledger/core/TransactionEngineImpl.java
@@ -54,31 +54,31 @@ public class TransactionEngineImpl implements TransactionEngine {
 
 	private class InnerTransactionBatchProcessor extends TransactionBatchProcessor {
 
-		private HashDigest ledgerHash;
+//		private HashDigest ledgerHash;
 
 		/**
 		 * 创建交易批处理器；
 		 * 
 		 * @param ledgerRepo           账本；
 		 * @param handlesRegisteration 操作处理对象注册表；
-		 * @param blockHeight
+		 *
 		 */
 		public InnerTransactionBatchProcessor(LedgerRepository ledgerRepo,
 				OperationHandleRegisteration handlesRegisteration) {
 			super(ledgerRepo, handlesRegisteration);
-			ledgerHash = ledgerRepo.getHash();
+//			ledgerHash = ledgerRepo.getHash();
 		}
 
 		@Override
 		protected void onCommitted() {
 			super.onCommitted();
-			finishBatch(ledgerHash);
+			finishBatch(getLedgerHash());
 		}
 
 		@Override
 		protected void onCanceled() {
 			super.onCanceled();
-			finishBatch(ledgerHash);
+			finishBatch(getLedgerHash());
 		}
 
 	}