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FATAL Error: The following signatures were invalid in Ubuntu 16.04


FATAL Error: The following signatures were invalid in Ubuntu 16.04

If you’ve encountered the «FATAL: The following signatures were invalid» error when installing software in Ubuntu 16.04, don’t panic. In fact, this is a fairly common problem that can be easily fixed.

Causes of the problem

  • Incorrectly installed repository keys
  • Missing package updates
  • Connection problems to the server

How to fix the error

To fix this error, follow these steps:

  1. Open the terminal
  2. Enter the following command: sudo apt-get update
  3. Wait for the update to complete
  4. Try installing the software again

If these steps don’t help, try restarting your computer and repeating the process. In most cases, this should fix the problem with invalid signatures.

Saber Más

Conclusion

Now you should have a clearer understanding of how to fix the «FATAL: The following signatures were invalid» error in Ubuntu 16.04. Remember to regularly update your packages and monitor your repository keys to avoid similar problems in the future.



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