如何删除安装的youku插件

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Removing package luci-app-youku from root...You can force removal of packages with failed prerm scripts with the option:         --force-removeNo packages removed.sh: //usr/lib/opkg/info/luci-app-youku.prerm: not foundCollected errors: * pkg_run_script: package "luci-app-youku" prerm script returned status 127. * opkg_remove_pkg: not removing package "luci-app-youku", prerm script failed