apt-get update : pulic key error

apt-get update  出现 这种错误

Reading package lists... Done

W: There is no public key available for the following key IDs:

7638D0442B90D010

W: There is no public key available for the following key IDs:

7638D0442B90D010

W: There is no public key available for the following key IDs:

9D6D8F6BC857C906

google bing之后, 得到解答:

1
2
apt-get install debian-keyring debian-archive-keyring
apt-get update

整个世界,清静了 :-Dapt-get update  出现 这种错误

Reading package lists... Done

W: There is no public key available for the following key IDs:

7638D0442B90D010

W: There is no public key available for the following key IDs:

7638D0442B90D010

W: There is no public key available for the following key IDs:

9D6D8F6BC857C906

google bing之后, 得到解答:

1
2
apt-get install debian-keyring debian-archive-keyring
apt-get update

整个世界,清静了 :-Dapt-get update  出现 这种错误

Reading package lists... Done

W: There is no public key available for the following key IDs:

7638D0442B90D010

W: There is no public key available for the following key IDs:

7638D0442B90D010

W: There is no public key available for the following key IDs:

9D6D8F6BC857C906

google bing之后, 得到解答:

1
2
apt-get install debian-keyring debian-archive-keyring
apt-get update

整个世界,清静了 :-D

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