map erase报错

jd808

1. void TServer::AutoCloseEvent(Conn *conn)
   
2. {
   
3.         DataBuff *send_buf=&m_MainThreadInfo->send_buf;
   
4.         if(conn->fd_type==2){
   
5.                 map <int, map <int, Conn*>>::iterator iter_pro;
   
6.                 if ((iter_pro = g_app_module_process.find(conn->process_conf_index)) != g_app_module_process.end()) {
   
7.                         map <int, Conn*>::iterator it;
   
8.                         if ((it = iter_pro->second.find(conn->GetFd())) != iter_pro->second.end()) {
   
9.                                 iter_pro->second.erase(it);
   
10.                         }
    
11.                         if(iter_pro->second.size()==0)
    
12.                                 g_app_module_process.erase(iter_pro);
    
13.                 }
    
14. 
    
15.                 if(g_app_module_process.size()<g_app_module_name.size()){
    
16.                         if(g_pConf->BACKPRO==1)
    
17.                                 g_module.start=0;
    
18.                 }
    
19.         }
    
20. }
    

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g_app_module_process.erase(iter_pro);为啥会报错？

下面是错误信息

1. (gdb) bt
   
2. #0  std::_Rb_tree_rebalance_for_erase (__z=__z@entry=0x7f66480011d0, __header=...) at ../../../../../libstdc++-v3/src/c++98/tree.cc:370
   
3. #1  0x000000000040bf33 in _M_erase_aux (__position=..., this=<optimized out>) at /usr/include/c++/4.8.2/bits/stl_tree.h:1745
   
4. #2  erase (__position=..., this=<optimized out>) at /usr/include/c++/4.8.2/bits/stl_tree.h:820
   
5. #3  erase (__position=..., this=<optimized out>) at /usr/include/c++/4.8.2/bits/stl_map.h:697
   
6. #4  TServer::AutoCloseEvent (this=this@entry=0x7baa50, conn=0x8582b0) at routing/src/TServer.cpp:285
   
7. #5  0x000000000040c39a in TServer::TimeOutCb (this=this@entry=0x7baa50) at routing/src/TServer.cpp:416
   
8. #6  0x000000000040c48b in TServer::TimerCb (this=0x7baa50) at routing/src/TServer.cpp:363
   
9. #7  0x0000000000408bce in MultiServer::WorkerTimerEvent (arg=<optimized out>) at routing/src/MultiServer.cpp:281
   
10. #8  0x00007f66cafe3df3 in start_thread (arg=0x7f66c9b4c700) at pthread_create.c:308
    
11. #9  0x00007f66c9c431ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
    
12. (gdb) list
    
13. 280                                map <int, Conn*>::iterator it;
    
14. 281                                if ((it = iter_pro->second.find(conn->GetFd())) != iter_pro->second.end()) {
    
15. 282                                        iter_pro->second.erase(it);
    
16. 283                                }
    
17. 284                                if(iter_pro->second.size()==0)
    
18. 285                                        g_app_module_process.erase(iter_pro);
    
19. 286                        }
    
20. 287       
    
21. 288                        if(g_app_module_process.size()<g_app_module_name.size()){
    
22. 289                                if(g_pConf->BACKPRO==1)
    
23. 
    

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