diff --git a/src/asio.cpp b/src/asio.cpp
index befa2ed..6432ea8 100644
--- a/src/asio.cpp
+++ b/src/asio.cpp
@@ -11,12 +11,15 @@ namespace fc {
             else {
             //   elog( "%s", boost::system::system_error(ec).what() );
             //   p->set_exception( fc::copy_exception( boost::system::system_error(ec) ) );
+#if 0
                 if( ec == boost::asio::error::operation_aborted )
                 {
                   p->set_exception( fc::exception_ptr( new fc::canceled_exception( 
                           FC_LOG_MESSAGE( error, "${message} ", ("message", boost::system::system_error(ec).what())) ) ) );
                 }
-                else if( ec == boost::asio::error::eof  )
+                else 
+#endif
+                if( ec == boost::asio::error::eof  )
                 {
                   p->set_exception( fc::exception_ptr( new fc::eof_exception( 
                           FC_LOG_MESSAGE( error, "${message} ", ("message", boost::system::system_error(ec).what())) ) ) );
@@ -39,12 +42,15 @@ namespace fc {
               p->set_value();
             else
             {
+#if 0
                 if( ec == boost::asio::error::operation_aborted )
                 {
                   p->set_exception( fc::exception_ptr( new fc::canceled_exception( 
                           FC_LOG_MESSAGE( error, "${message} ", ("message", boost::system::system_error(ec).what())) ) ) );
                 }
-                else if( ec == boost::asio::error::eof  )
+                else 
+#endif
+                if( ec == boost::asio::error::eof  )
                 {
                   p->set_exception( fc::exception_ptr( new fc::eof_exception( 
                           FC_LOG_MESSAGE( error, "${message} ", ("message", boost::system::system_error(ec).what())) ) ) );
diff --git a/src/network/udt_socket.cpp b/src/network/udt_socket.cpp
index ee4dbb5..3ac14a6 100644
--- a/src/network/udt_socket.cpp
+++ b/src/network/udt_socket.cpp
@@ -115,7 +115,7 @@ namespace fc {
                 auto read_itr = _read_promises.find( udt_socket_id );
                 if( read_itr != _read_promises.end() )
                 {
-                   read_itr->second->set_exception( fc::copy_exception( fc::canceled_exception() ) );
+                   read_itr->second->set_exception( fc::copy_exception( fc::exception() ) );
                    _read_promises.erase(read_itr);
                 }
              }
@@ -123,7 +123,7 @@ namespace fc {
                 auto write_itr = _write_promises.find( udt_socket_id );
                 if( write_itr != _write_promises.end() )
                 {
-                   write_itr->second->set_exception( fc::copy_exception( fc::canceled_exception() ) );
+                   write_itr->second->set_exception( fc::copy_exception( fc::exception() ) );
                    _write_promises.erase(write_itr);
                 }
              }