docker pull报错

报failed to decode referrers index: invalid character ‘<’ looking for beginning of value
在这里插入图片描述
docker的镜像源有问题,有过期镜像源。这个过期镜像返回了一个错误的结果
处理方法修改镜像源:

sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": [
    "https://docker.m.daocloud.io",
    "https://mirror.baidubce.com"
  ]
}
EOF

sudo systemctl daemon-reload
sudo systemctl restart docker

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