diff --git a/GISDlg.cpp b/GISDlg.cpp
index dde85eb..b61cca7 100644
--- a/GISDlg.cpp
+++ b/GISDlg.cpp
@@ -1611,6 +1611,15 @@ void CGISDlg::OnShowRMenu()
 					// 修改二级子菜单文本
 					pSubMenu->ModifyMenu(ID_BIND_BACKLINE, MF_STRING, ID_BIND_BACKLINE, _T("自主着陆点装订"));
 					pSubMenu->ModifyMenu(ID_SHOW_BACKLINE, MF_STRING, ID_SHOW_BACKLINE, _T("自主着陆点显示"));
+					//航线14  回收航线
+					if (m_pHaveDrawLineFlag[13])
+					{
+						pSubMenu->CheckMenuItem( ID_SHOW_BACKLINE, MF_BYCOMMAND | MF_CHECKED );
+					}
+					else
+					{
+						pSubMenu->CheckMenuItem( ID_SHOW_BACKLINE, MF_BYCOMMAND | MF_UNCHECKED );
+					}
 					DrawMenuBar();
 				}
 			}
@@ -5086,7 +5095,7 @@ void CGISDlg::SetFlyLineShowStatus(const int lineID)
 
 		if (g_b981AMulti)
 		{
-			for (int i=0;i<10;++i)
+			for (int i=0;i<255;++i)
 			{
 				if (m_pHaveDrawCopyLineFlag[lineIndex][i])
 				{