diff --git a/TimeoutSerial.cpp b/TimeoutSerial.cpp
index 3897c33..45a887f 100755
--- a/TimeoutSerial.cpp
+++ b/TimeoutSerial.cpp
@@ -244,6 +244,8 @@ void TimeoutSerial::timeoutExpired(const boost::system::error_code& error)
 void TimeoutSerial::readCompleted(const boost::system::error_code& error,
         const size_t bytesTransferred)
 {
+    BOOST_LOG_TRIVIAL(debug) << "Error = " << error.value() << " Message = " << error.message();
+
     if(!error)
     {
         result=resultSuccess;