Ubuntu

signatures were invalid

Asked by sahnoun Mabrouk

when i update my ubuntu gnome 14.04 this error appear in the terminal :

Hit http://tn.archive.ubuntu.com trusty Release
Err http://tn.archive.ubuntu.com trusty Release

Fetched 189 kB in 28s (6,713 B/s)
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://tn.archive.ubuntu.com trusty Release: The following signatures were invalid: BADSIG 16126D3A3E5C1192 Ubuntu Extras Archive Automatic Signing Key <email address hidden>

W: Failed to fetch http://tn.archive.ubuntu.com/ubuntu/dists/trusty/Release

W: Some index files failed to download. They have been ignored, or old ones used instead.

can any one help me to solve this ?

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sahnoun Mabrouk
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sahnoun Mabrouk (sahnoun-mabrouk) said : 		#1

i found solution :

sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 16126D3A3E5C1192

 thanks for reading :D