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The value buster-backports is invalid for APT | Resolved

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Wondering how to resolve The value buster-backports is invalid for APT error? Our server management services team is here to lend a hand with your queries and issues.

The value buster-backports is invalid for APT

First and foremost, Backports are packages taken from the next Debian release (called “testing”), adjusted and recompiled for usage on Debian stable.

Because the package is also present in the next Debian release.

You can easily upgrade your stable+backports system once the next Debian release comes out.

Usually, error appears if unsupported backports repository is not configured at the server.

E: The value ‘buster-backports’ is invalid for APT::Default-Release as such a release is not available in the sources
iptables >= 1.8.5 required on Debian 10

Today, let us see the steps followed by support techs to resolve it:

  1. Firstly, connect to the server via SSH
  2. Then, add backports repository:

    echo “deb http://ftp.debian.org/debian buster-backports main” > /etc/apt/sources.list.d/backports.list

  3. Install
    iptables
    from the added backports repository:apt-get update && apt-get -t buster-backports install iptables

Conclusion

To wrap up, our Support Engineers demonstrated a quick fix for resolving the error The value buster-backports is invalid. We also learned about the root cause behind this specific error.

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