OE添加高程时提示确实插件怎么处理

陈春梅_yzq81

代码如下：

        TMSOptions dem;
        dem.url() = "http://readymap.org/readymap/tiles/1.0.0/9/";
        map->addElevationLayer(new ElevationLayer("dem", dem));

错误提示如下：

adymap/tiles/1.0.0/9/7/78/96.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/78/95.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/154/187.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/153/188.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/153/187.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/153/186.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/154/186.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/155/188.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/155/187.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/155/186.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/156/188.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/156/187.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/156/186.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/153/185.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/154/185.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/155/185.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/156/185.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/154/189.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/153/190.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/153/189.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/154/190.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/155/190.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/155/189.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/156/190.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/156/189.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/79/96.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/79/95.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/79/94.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/80/96.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/80/95.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/80/94.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/79/93.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/7/80/93.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/5/18/25.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/5/17/26.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/5/17/25.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/5/18/26.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/5/19/26.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/5/19/25.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/5/20/26.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/5/20/25.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/308/377.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/307/378.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/307/377.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/307/376.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/308/378.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/308/376.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/309/378.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/309/377.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/310/378.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/310/377.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/310/376.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/307/375.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/308/375.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/309/375.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/310/375.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/311/378.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/311/377.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/311/376.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/312/378.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/312/377.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/312/376.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/311/375.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/312/375.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/152/189.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/151/190.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/151/189.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/151/188.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/152/190.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/152/188.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/151/187.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/152/187.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/618/753.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/617/754.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/617/753.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/617/752.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/618/754.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/618/752.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/619/754.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/620/754.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/620/753.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/620/752.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/617/751.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/618/751.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/619/751.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/620/751.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/621/754.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/621/753.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/621/752.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/622/754.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/622/753.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/622/752.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/621/751.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/10/622/751.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/307/374.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/308/374.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/309/374.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/310/374.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/307/373.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/308/373.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/309/373.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/9/310/373.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/157/190.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/157/189.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/157/188.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/158/190.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/158/189.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/158/188.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/157/187.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/8/158/187.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1238/1505.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1237/1506.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1237/1505.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1237/1504.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1238/1506.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1238/1504.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1239/1506.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1239/1505.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1239/1504.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1240/1506.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1240/1505.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1240/1504.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1237/1503.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1238/1503.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1239/1503.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1240/1503.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1238/1507.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1237/1508.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1237/1507.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1238/1508.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1239/1508.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1239/1507.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1240/1508.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/11/1240/1507.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2476/3011.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2475/3012.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2475/3011.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2475/3010.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2476/3012.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2476/3010.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2477/3012.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2477/3011.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2477/3010.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2478/3012.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2478/3011.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2478/3010.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2475/3009.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2476/3009.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2477/3009.tif
[osgEarth]* [HTTPClient] Can't find an OSG plugin to read http://readymap.org/re
adymap/tiles/1.0.0/9/12/2478/3009.tif

请问这是什么原因引起的？应该怎么解决啊