diff --git a/nel/include/nel/misc/string_common.h b/nel/include/nel/misc/string_common.h
index 3fd46b835..9f6d59aae 100644
--- a/nel/include/nel/misc/string_common.h
+++ b/nel/include/nel/misc/string_common.h
@@ -290,6 +290,14 @@ inline bool endsWith(const char *str, const char *suffix) { return endsWith(str,
 inline bool endsWith(const std::string &str, const char *suffix) { return endsWith(str.c_str(), str.size(), suffix, strlen(suffix)); }
 inline bool endsWith(const std::string &str, const std::string &suffix) { return endsWith(str.c_str(), str.size(), suffix.c_str(), suffix.size()); }
 
+// ****************************************************************************
+// Conversion of strings between
+// - UTF-8
+// - Local codepage (UTF-8 on Linux)
+// - TString (Local codepage or wide on Windows)
+// - Wide (wchar_t *, UTF-16 on Windows, UTF-32 on Linux)
+// ****************************************************************************
+
 // Convert local codepage to UTF-8
 // On Windows, the local codepage is undetermined
 // On Linux, the local codepage is always UTF-8 (no-op)
diff --git a/nel/src/misc/i_xml.cpp b/nel/src/misc/i_xml.cpp
index 87f848ab9..24a2b7910 100644
--- a/nel/src/misc/i_xml.cpp
+++ b/nel/src/misc/i_xml.cpp
@@ -171,15 +171,16 @@ bool CIXml::init (IStream &stream)
 		// Try binary mode
 		if (_TryBinaryMode)
 		{
-			char header[4];
+			char header[5];
 			header[0] = buffer[0];
 			header[1] = buffer[1];
 			header[2] = buffer[2];
 			header[3] = buffer[3];
+			header[4] = '\0';
 			toLower(header);
 
 			// Does it a xml stream ?
-			if (!strcmp(header, "<?xm"))
+			if (strcmp(header, "<?xm"))
 			{
 				// NO ! Go in binary mode
 				_BinaryStream = &stream;
diff --git a/ryzom/tools/leveldesign/world_editor/world_editor/world_editor.cpp b/ryzom/tools/leveldesign/world_editor/world_editor/world_editor.cpp
index 6ad30ccb7..0140452b5 100644
--- a/ryzom/tools/leveldesign/world_editor/world_editor/world_editor.cpp
+++ b/ryzom/tools/leveldesign/world_editor/world_editor/world_editor.cpp
@@ -598,7 +598,7 @@ bool CWorldEditorApp::initPath (const std::string &filename, CSplashScreen &spla
 	}
 	else
 	{
-		errorMessage ("Can't open the file %s for reading.", filename);
+		errorMessage ("Can't open the file %s for reading.", filename.c_str());
 	}
 
 failed: