我使用了从官方网站下载的Geoserver 2.20,配置了gwc缓存系统,并在全局设置上为缓存和OGC服务启用了层。be cast to class org.geowebcache.mime.ImageMime (org.geowebcache.mime.ApplicationMime and org.geowebcache.mime.ImageMimecannot be cast to class org.geowebcache.mime.ImageMime (org.geowebcache<