![]() ![]() ![]() the pyqt5-dev-tools package first, with sudo apt install pyqt5-dev-tools. N: See apt-secure(8) manpage for repository creation and user configuration details. The standalone installers for Spyder 5.4.0+ include update functionality. N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use. Trouble downloading packages list due to a 'Hash sum mismatch' error (22 answers) Closed 2 years ago. W: The repository ' trusty InRelease' is not signed. W: GPG error: trusty InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 73F0D6E88E3D6C3A 1 Usually it is just a temporary problem with the server and disappears after a few minutes or few hours. I tried to fix the problem with the following command : sudo apt-key adv -keyserver -recv-keys 876292BF7F9C32BF but it doesn´t work and got this message. I have the Ubuntu Game Pack and I'm trying to use sudo apt-get update and it's returing the error W: : Signature by key 09D6EF97BFB38E916EF060E756A3DEF863961D39 uses weak digest algorithm (SHA1) ![]()
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