From a32b7bee32f0a41a340e3d6fefc1fdc965bbc7ab Mon Sep 17 00:00:00 2001
From: tjchern <tjchern@pku.edu.cn>
Date: Fri, 31 Aug 2018 15:28:33 +0800
Subject: [PATCH] do not print tracestack

---
 src/main/java/org/tron/core/services/RpcApiService.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/java/org/tron/core/services/RpcApiService.java b/src/main/java/org/tron/core/services/RpcApiService.java
index 4d28172e0dc..45bb8786b53 100755
--- a/src/main/java/org/tron/core/services/RpcApiService.java
+++ b/src/main/java/org/tron/core/services/RpcApiService.java
@@ -1317,12 +1317,12 @@ public void triggerContract(Contract.TriggerSmartContract request,
         retBuilder.setResult(false).setCode(response_code.CONTRACT_VALIDATE_ERROR)
             .setMessage(ByteString.copyFromUtf8("contract validate error : " + e.getMessage()));
         trxExtBuilder.setResult(retBuilder);
-        logger.warn("ContractValidateException: {}", e.getMessage(), e);
+        logger.warn("ContractValidateException: {}", e.getMessage());
       } catch (Exception e) {
         retBuilder.setResult(false).setCode(response_code.OTHER_ERROR)
             .setMessage(ByteString.copyFromUtf8(e.getClass() + " : " + e.getMessage()));
         trxExtBuilder.setResult(retBuilder);
-        logger.warn("exception caught" + e.getMessage(), e);
+        logger.warn("unknown exception caught" + e.getMessage(), e);
       } finally {
         responseObserver.onNext(trxExtBuilder.build());
         responseObserver.onCompleted();