diff --git a/code/nel/src/misc/debug.cpp b/code/nel/src/misc/debug.cpp
index aaa551f1f..2d09f5ef8 100644
--- a/code/nel/src/misc/debug.cpp
+++ b/code/nel/src/misc/debug.cpp
@@ -1193,7 +1193,13 @@ void createDebug (const char *logPath, bool logInFile, bool eraseLastLog)
 		INelContext::getInstance().setAssertLog(new CLog (CLog::LOG_ASSERT));
 
 		sd = new CStdDisplayer ("DEFAULT_SD");
-        DefaultMsgBoxDisplayer = new CMsgBoxDisplayer ("DEFAULT_MBD");
+
+#ifdef NL_OS_WINDOWS
+		if (TrapCrashInDebugger || !IsDebuggerPresent ())
+		{
+			DefaultMsgBoxDisplayer = new CMsgBoxDisplayer ("DEFAULT_MBD");
+		}
+#endif
 
 #if LOG_IN_FILE
 		if (logInFile)
diff --git a/code/nel/src/misc/displayer.cpp b/code/nel/src/misc/displayer.cpp
index 35ae27964..d48c44d02 100644
--- a/code/nel/src/misc/displayer.cpp
+++ b/code/nel/src/misc/displayer.cpp
@@ -529,6 +529,7 @@ void CFileDisplayer::doDisplay ( const CLog::TDisplayInfo& args, const char *mes
 //                           in release "<Msg>"
 void CMsgBoxDisplayer::doDisplay ( const CLog::TDisplayInfo& args, const char *message)
 {
+#ifdef NL_OS_WINDOWS
 
 	bool needSpace = false;
 //	stringstream ss;
@@ -719,6 +720,7 @@ void CMsgBoxDisplayer::doDisplay ( const CLog::TDisplayInfo& args, const char *m
 		}
 */	}
 
+#endif
 }
 
 
diff --git a/code/nel/src/misc/report.cpp b/code/nel/src/misc/report.cpp
index b165e29f5..88c707aaa 100644
--- a/code/nel/src/misc/report.cpp
+++ b/code/nel/src/misc/report.cpp
@@ -52,6 +52,16 @@ void setReportEmailFunction (void *emailFunction)
 	EmailFunction = (TEmailFunction)emailFunction;
 }
 
+#ifndef NL_OS_WINDOWS
+
+// GNU/Linux, do nothing
+
+void report ()
+{
+}
+
+#else
+
 TReportResult report (const std::string &title, const std::string &header, const std::string &subject, const std::string &body, bool enableCheckIgnore, uint debugButton, bool ignoreButton, sint quitButton, bool sendReportButton, bool &ignoreNextTime, const string &attachedFile)
 {
 	std::string fname = "rcerrorlog.txt";
@@ -82,5 +92,7 @@ TReportResult report (const std::string &title, const std::string &header, const
 	return ReportQuit;
 }
 
+#endif
+
 
 } // NLMISC