Index: libs/thread/src/win32/thread.cpp
===================================================================
--- libs/thread/src/win32/thread.cpp	(revision 65950)
+++ libs/thread/src/win32/thread.cpp	(working copy)
@@ -586,8 +586,11 @@
             else
             {
                 detail::thread_data_base* const current_thread_data(get_or_make_current_thread_data());
-                tss_data_node* const new_node=heap_new<tss_data_node>(key,func,tss_data,current_thread_data->tss_data);
-                current_thread_data->tss_data=new_node;
+				if (current_thread_data)
+					{
+					tss_data_node* const new_node=heap_new<tss_data_node>(key,func,tss_data,current_thread_data->tss_data);
+					current_thread_data->tss_data=new_node;
+					}
             }
         }
     }