merge from master
diff --git a/tinyxml2.cpp b/tinyxml2.cpp
index 5de92b5..9f7ba6f 100755
--- a/tinyxml2.cpp
+++ b/tinyxml2.cpp
@@ -2002,8 +2002,7 @@
     _processEntities( processEntities ),

     _errorID(XML_SUCCESS),

     _whitespaceMode( whitespaceMode ),

-    _errorStr1(),

-    _errorStr2(),

+    _errorStr(),

     _errorLineNum( 0 ),

     _charBuffer( 0 ),

     _parseCurLineNum( 0 ),