diff --git a/tinyxml2.cpp b/tinyxml2.cpp
index 7ecbf86..040a2a1 100755
--- a/tinyxml2.cpp
+++ b/tinyxml2.cpp
@@ -638,6 +638,7 @@
     if ( child->_next ) {
         child->_next->_prev = child->_prev;
     }
+	child->_parent = 0;
 }
 
 
@@ -652,10 +653,12 @@
 {
 	if (addThis->_document != _document)
 		return 0;
+
 	if (addThis->_parent)
 		addThis->_parent->Unlink( addThis );
 	else
 	   addThis->_memPool->SetTracked();
+
     if ( _lastChild ) {
         TIXMLASSERT( _firstChild );
         TIXMLASSERT( _lastChild->_next == 0 );
@@ -681,10 +684,12 @@
 {
 	if (addThis->_document != _document)
 		return 0;
+
 	if (addThis->_parent)
 		addThis->_parent->Unlink( addThis );
 	else
 	   addThis->_memPool->SetTracked();
+
     if ( _firstChild ) {
         TIXMLASSERT( _lastChild );
         TIXMLASSERT( _firstChild->_prev == 0 );
@@ -711,7 +716,9 @@
 {
 	if (addThis->_document != _document)
 		return 0;
+
     TIXMLASSERT( afterThis->_parent == this );
+
     if ( afterThis->_parent != this ) {
         return 0;
     }