diff --git a/util/RTCContext.cpp b/util/RTCContext.cpp
index e683828..1c1c3ea 100644
--- a/util/RTCContext.cpp
+++ b/util/RTCContext.cpp
@@ -335,11 +335,15 @@ void RTCContext::onAudioProcess(const char* roomId, const char* peerId,
         // 7. 执行回调
         if (!pyCallback_.is_none()) {
             std::cout << "[7] 准备执行Python回调..." << std::endl;
+            // 增加引用计数防止提前释放
+            Py_INCREF(pyCallback_.ptr());
             try {
-                // 增加引用计数防止提前释放
-                Py_INCREF(pyCallback_.ptr());
                 std::cout << "    pyCallback_ type: " << Py_TYPE(pyCallback_.ptr())->tp_name << std::endl;
-                std::cout << "    pyCallback_ repr: " << PyObject_Repr(pyCallback_.ptr()) << std::endl;
+                PyObject* repr = PyObject_Repr(pyCallback_.ptr());
+                if (repr) {
+                    std::cout << "    pyCallback_ repr: " << PyUnicode_AsUTF8(repr) << std::endl;
+                    Py_DECREF(repr);  // 必须手动释放
+                }
                 // 传递共享内存信息
                 pyCallback_(
                         py::str(shm_name),  // 共享内存名称
@@ -351,7 +355,19 @@ void RTCContext::onAudioProcess(const char* roomId, const char* peerId,
                 );
                 std::cout << "    after callback" << std::endl;
                 if (PyErr_Occurred()) {
-                    PyErr_Print();
+                    PyObject *type, *value, *traceback;
+                    PyErr_Fetch(&type, &value, &traceback);
+                    if (value) {
+                        PyObject* str = PyObject_Str(value);
+                        if (str) {
+                            std::cerr << "Python Error: " << PyUnicode_AsUTF8(str) << std::endl;
+                            Py_DECREF(str);
+                        }
+                    }
+                    Py_XDECREF(type);
+                    Py_XDECREF(value);
+                    Py_XDECREF(traceback);
+                    //PyErr_Print();
                     throw std::runtime_error("Python callback error");
                 }
                 std::cout << "    回调执行成功" << std::endl;
@@ -367,13 +383,16 @@ void RTCContext::onAudioProcess(const char* roomId, const char* peerId,
                               << PyUnicode_AsUTF8(PyObject_Str(value)) << std::endl;
                     PyErr_Restore(type, value, traceback);
                 }
+                Py_DECREF(pyCallback_.ptr());
             } catch (...) {
                 std::cout << "[ERROR] 回调执行失败" << std::endl;
                 munmap(ptr, data_size);
                 close(fd);
                 shm_unlink(shm_name);
+                Py_DECREF(pyCallback_.ptr());
                 throw;
             }
+            Py_DECREF(pyCallback_.ptr());
         } else {
             std::cout << "[7] 无回调函数设置" << std::endl;
         }