docker pull image，pull到一半的时候报错：unauthorized: authentication required

[gemfield]

gemfield@CivilNet:/mnt/c/Users/civil$ sudo docker pull gemfield/homepod:2.0
2.0: Pulling from gemfield/homepod
345e3491a907: Pull complete
57671312ef6f: Pull complete
5e9250ddb7d0: Pull complete
862635c604e5:
e64bdaa1d5e2: Download complete
862635c604e5: Extracting [=====================>                             ]  681.3MB/1.594GB
91008497c098: Download complete
cb2996368376: Downloading [==============================>                    ]  8.117MB/13.5MB
da92d0f736f1: Download complete
51decfd2a1b4: Download complete
40415f535114: Download complete
4171541cd3d4: Waiting
284c8e49b338: Waiting
4171541cd3d4: Download complete
284c8e49b338: Download complete
3788720435b6: Download complete
9ec019b07177: Downloading [=====>                                             ]  338.3MB/3.327GB
ade7f1c5f9ed: Downloading
211285484b23: Waiting
247ba1130cab: Waiting
2c0f26f29083: WaitingDownloading  445.8MB/1.594GB

unauthorized: authentication required

[gemfield]

原因是操作系统时钟不对。把系统时间改过来就好了：Windows10上面打开“日期和时间设置”——“同步时钟”。