- Public key problem is reported while retrieving new lists of packages:
root@cm-debian:~# apt-get update
Get:1 http://ftp.debian.org jessie Release.gpg [2390 B]
Get:2 http://ftp.debian.org jessie Release [168 kB]
...
Fetched 16.0 MB in 24s (662 kB/s)
Reading package lists... Done
W: There is no public key available for the following key IDs:
7638D0442B90D010
- Solution : Install debian-keyring and debian-archive-keyring packages.
- Note : This operation requires ~50MB of additional disk space.
root@cm-debian:~# apt-get install debian-keyring debian-archive-keyring
| 