fixed issue with drawning rtf text

QPasteWndThread.cpp

@@ -381,6 +381,7 @@ void CQPasteWndThread::OnLoadExtraData(void *param)
 					ATL::CCritSecLock csLock(pasteWnd->m_CritSection.m_sect);
 
 					pasteWnd->m_cf_rtfCache[it->m_parentId] = *it;
+					it->m_autoDeleteData = false;
 					//the cache now owns the format data, set it to delete the data in the destructor
 					pasteWnd->m_cf_rtfCache[it->m_parentId].m_autoDeleteData = true;