diff --git a/server/gameserver/CMakeLists.txt b/server/gameserver/CMakeLists.txt
index ca2403d4..972efe68 100644
--- a/server/gameserver/CMakeLists.txt
+++ b/server/gameserver/CMakeLists.txt
@@ -145,6 +145,8 @@ if (CMAKE_BUILD_TYPE STREQUAL "Debug")
   target_link_libraries(
     gameserver${GAME_ID}
     behaviac_gcc_debug
+    boost_stacktrace_backtrace
+    boost_stacktrace_addr2line
     )
 else()
   target_link_libraries(
diff --git a/server/gameserver/hero_agent.h b/server/gameserver/hero_agent.h
index 7496985d..4a110a1a 100644
--- a/server/gameserver/hero_agent.h
+++ b/server/gameserver/hero_agent.h
@@ -92,6 +92,9 @@ public:
     int SearchPickupObj();
     bool PickupObjIsValid();
     void AbandonPickup(int min_time, int max_time);
+    bool HasThrowItem(int slot);
+    bool CanThrowItem(int slot);
+    bool ThrowItem(int slot);
 
     behaviac::EBTStatus RegisterEvents(behaviac::vector<BtEvent_e> events);
     behaviac::EBTStatus ClearEvents();
diff --git a/server/gameserver/tracemgr.cc b/server/gameserver/tracemgr.cc
index 60cc0a44..e03ea160 100644
--- a/server/gameserver/tracemgr.cc
+++ b/server/gameserver/tracemgr.cc
@@ -1,34 +1,23 @@
 #include "precompile.h"
 
-#include <execinfo.h>
+#include <iostream>
 
 #include "tracemgr.h"
 
 #ifdef DEBUG
 
-#if __GNUC__ > 4
-static void ErrorCallback(void *data, const char *msg, int errnum)
-{
-    A8_ABORT();
-}
-#endif
+#define BOOST_STACKTRACE_USE_ADDR2LINE
+#include <boost/stacktrace.hpp>
+
 
 void TraceMgr::Init(const std::string& filename)
 {
     filename_ = filename;
-#if __GNUC__ > 4
-    state_ = backtrace_create_state(filename_.c_str(),
-                                    0,
-                                    ErrorCallback,
-                                    nullptr);
-    if (!state_) {
-        A8_ABORT();
-    }
-#endif
     log_file_ = fopen("backtrace.log", "w");
     if (!log_file_) {
         A8_ABORT();
     }
+    PrintBackTrace();
 }
 
 void TraceMgr::UnInit()
@@ -41,33 +30,11 @@ void TraceMgr::UnInit()
 
 void TraceMgr::Trace(const std::string& hint)
 {
-#if __GNUC__ > 4
-    fputs(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>\n", log_file_);
-    fputs(hint.c_str(), log_file_);
-    backtrace_print(state_, 0, log_file_);
-    fputs("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\n", log_file_);
-#endif
 }
 
-std::string TraceMgr::GetBackTrace()
+void TraceMgr::PrintBackTrace()
 {
-    const int BT_BUF_SIZE = 1024 * 10;
-
-    std::string data;
-
-    void *buffer[BT_BUF_SIZE];
-    char **strings = nullptr;
-    int nptrs = backtrace(buffer, BT_BUF_SIZE);
-    strings = backtrace_symbols(buffer, nptrs);
-    if (strings) {
-        for (int i = 0; i < nptrs; i++) {
-            data += strings[i];
-            data += "\n";
-        }
-        free(strings);
-    }
-
-    return data;
+    std::cout << boost::stacktrace::stacktrace();
 }
 
 #endif
diff --git a/server/gameserver/tracemgr.h b/server/gameserver/tracemgr.h
index 7e0f0785..9eb1b76e 100644
--- a/server/gameserver/tracemgr.h
+++ b/server/gameserver/tracemgr.h
@@ -4,10 +4,6 @@
 
 #ifdef DEBUG
 
-#if __GNUC__ > 4
-#include <backtrace.h>
-#endif
-
 class TraceMgr : public a8::Singleton<TraceMgr>
 {
 
@@ -21,13 +17,10 @@ class TraceMgr : public a8::Singleton<TraceMgr>
     void UnInit();
 
     void Trace(const std::string& hint);
-    std::string GetBackTrace();
+    void PrintBackTrace();
 
  private:
     std::string filename_;
-#if __GNUC__ > 4
-    backtrace_state* state_ = nullptr;
-#endif
     FILE* log_file_ = nullptr;
 };