diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7b7a49e..ed42d05 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -43,6 +43,7 @@ This source code is licensed under Apache 2.0 License.
 - fix: allow normal startup without any mapper files.
 - fix: Limit the node type obtained by `selectById` to the entity class of the interface.
 - fix: When a node has multiple tags, prioritize using the tag of `resultType`. (Collaborate with [charle004](https://github.com/charle004), [#311](https://github.com/nebula-contrib/ngbatis/pull/311))
+- fix: debugging log output issue [#312](https://github.com/nebula-contrib/ngbatis/issues/312)
 
 ## Feature
 
diff --git a/src/main/java/org/nebula/contrib/ngbatis/proxy/MapperProxy.java b/src/main/java/org/nebula/contrib/ngbatis/proxy/MapperProxy.java
index e69b5a0..5894f45 100644
--- a/src/main/java/org/nebula/contrib/ngbatis/proxy/MapperProxy.java
+++ b/src/main/java/org/nebula/contrib/ngbatis/proxy/MapperProxy.java
@@ -219,9 +219,8 @@ public static ResultSet executeWithParameter(ClassModel cm, MethodModel mm, Stri
     try {
       localSession = dispatcher.poll();
       if (log.isDebugEnabled()) {
-        StackTraceElement stackTraceElement = Thread.currentThread().getStackTrace()[6];
-        proxyClass = stackTraceElement.getClassName();
-        proxyMethod = stackTraceElement.getMethodName();
+        proxyClass = cm.getNamespace().getName();
+        proxyMethod = mm.getId();
         localSessionSpace = localSession.getCurrentSpace();
       }
 
@@ -273,9 +272,8 @@ public static ResultSet executeBySessionPool(ClassModel cm, MethodModel mm, Stri
 
     try {
       if (log.isDebugEnabled()) {
-        StackTraceElement stackTraceElement = Thread.currentThread().getStackTrace()[6];
-        proxyClass = stackTraceElement.getClassName();
-        proxyMethod = stackTraceElement.getMethodName();
+        proxyClass = cm.getNamespace().getName();
+        proxyMethod = mm.getId();
       }
 
       currentSpace = getSpace(cm, mm, paramsForTemplate);