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Upgrade to Obsidian failed: Fatal error during packages installation: psa-libpam-plesk is needed by plesk-core-18.0

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Leonid Gukhman
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kb: technical Plesk Obsidian for Linux

Applicable to:

  • Plesk Obsidian for Linux

Symptoms

  • Upgrade to Obsidian fails with the following error:

    CONFIG_TEXT: Fatal error during packages installation: [u'ERROR with transaction check vs depsolve:', 'psa-libpam-plesk is needed by plesk-core-18.0-2.centos.7+p18.0.19.0+t190920.1624.x86_64']

  • 2 packages psa-libpam-plesk are installed:

    # rpm -qa | grep psa-libpam-plesk
    psa-libpam-plesk-18.0-2.centos.7+p18.0.19.0+t190912.1527.x86_64
    psa-libpam-plesk-17.8.11-cos7.build1708180301.19.x86_64

Cause

Dependencies issue among Plesk packages.

Resolution

  1. Connect to the server via SSH.

  2. Remove the most recent psa-libpam-plesk package:

    # yum remove psa-libpam-plesk-18.0-2.centos.7+p18.0.19.0+t190912.1527.x86_64

  3. Relaunch the upgrade:

    # plesk installer update

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