diff -uNr sw.old/source/core/doc/docredln.cxx sw.new/source/core/doc/docredln.cxx
--- sw.old/source/core/doc/docredln.cxx	2007-07-24 09:48:56.000000000 +0800
+++ sw.new/source/core/doc/docredln.cxx	2007-11-16 11:31:46.000000000 +0800
@@ -1743,6 +1743,27 @@
 
 			if( pDelStt && pDelEnd )
 			{
+				//#i73682# see comments below
+				if ( pDelEnd->nContent == 0 && !pDelEnd->nNode.GetNode().IsTxtNode() ) 
+				{
+					SwNodeIndex aSttIdx = pDelStt->nNode, aEndIdx = pDelEnd->nNode;
+					SwNodes& rNds = aSttIdx.GetNode().GetNodes();
+					SwCntntNode *pCNdBfStt = rNds.GoPrevious( &aSttIdx ),
+						*pCNdAfEnd = rNds.GoNext( &aEndIdx );
+					if ( !pCNdBfStt && !pCNdAfEnd ) 
+					{
+						SwPosition *pTmpDelEnd = const_cast<SwPosition*>( pDelEnd );
+						pTmpDelEnd->nNode--;
+						SwNode *pNd = &pTmpDelEnd->nNode.GetNode();
+						if ( pNd->IsTxtNode() ) 
+						{
+							SwTxtNode *pTxtNd = (SwTxtNode *)pNd;
+							ULONG nLen = pTxtNd->GetTxt().Len();
+							pTmpDelEnd->nContent = nLen;
+							pDelEnd = pTmpDelEnd;
+						}
+					}
+				}
 				SwPaM aPam( *pDelStt, *pDelEnd );
 				SwCntntNode* pCSttNd = pDelStt->nNode.GetNode().GetCntntNode();
 				SwCntntNode* pCEndNd = pDelEnd->nNode.GetNode().GetCntntNode();
@@ -1852,6 +1873,33 @@
 			}
 			if( pDelStt && pDelEnd )
 			{
+				//#i73682# We should see if there is only one paragraph in the document,
+				//and this paragraph will be deleted. If so and the pDelEnd points to non-txtNd, 
+				//we must keep that there will be one paragraph at least.
+				if ( pDelEnd->nContent == 0 && !pDelEnd->nNode.GetNode().IsTxtNode() ) 
+				{
+					SwNodeIndex aSttIdx = pDelStt->nNode, aEndIdx = pDelEnd->nNode;
+					SwNodes& rNds = aSttIdx.GetNode().GetNodes();
+					//to see if there are paragraphs before or after this deletion-redline
+					//paragraph
+					SwCntntNode *pCNdBfStt = rNds.GoPrevious( &aSttIdx ),
+						*pCNdAfEnd = rNds.GoNext( &aEndIdx );
+					//if only this paragraph and has to be deleted
+					if ( !pCNdBfStt && !pCNdAfEnd ) 
+					{
+						SwPosition *pTmpDelEnd = const_cast<SwPosition*>( pDelEnd );
+						pTmpDelEnd->nNode--;
+						SwNode *pNd = &pTmpDelEnd->nNode.GetNode();
+						//move the nContent to the end of the previous paragraph
+						if ( pNd->IsTxtNode() ) 
+						{
+							SwTxtNode *pTxtNd = (SwTxtNode *)pNd;
+							ULONG nLen = pTxtNd->GetTxt().Len();
+							pTmpDelEnd->nContent = nLen;
+							pDelEnd = pTmpDelEnd;
+						}
+					}
+				}
 				SwPaM aPam( *pDelStt, *pDelEnd );
 
 				SwCntntNode* pCSttNd = pDelStt->nNode.GetNode().GetCntntNode();