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@1945073649 用的是dcoker环境,还是虚拟机环境,这个错误我好想在wsl中见到过
@小鱼 虚拟机环境,将fishbot的urdf放到xml中可以显示出模型
@1945073649 你修改下launch文件把gazebo的启动注释掉,先手动启动下gazebo,接着再用launch加载模型,我比较怀疑是gazebo方便造成的错误