Unable to update/upgrade Plesk: ERROR with rpm_check_debug vs depsolve: package is needed by package2

Symptoms

• Plesk update/upgrade procedure fails due to dependencies error, for example:

  CONFIG_TEXT: Fatal error during packages installation: [u'ERROR with rpm_check_debug vs depsolve:',
  'php-gd is needed by psa-php5-configurator-1.7.0-cos6.build1708180212.17.x86_64',
  'php-imap is needed by psa-php5-configurator-1.7.0-cos6.build1708180212.17.x86_64',
  'php-mbstring is needed by psa-php5-configurator-1.7.0-cos6.build1708180212.17.x86_64',
  'php-mysql is needed by psa-php5-configurator-1.7.0-cos6.build1708180212.17.x86_64',
  'libkadm5clnt_mit.so.8()(64bit) is needed by krb5-workstation-1.10.3-65.el6.x86_64',
  'libkadm5clnt_mit.so.8(kadm5clnt_mit_8_MIT)(64bit) is needed by krb5-workstation-1.10.3-65.el6.x86_64',
  'libkadm5srv_mit.so.8()(64bit) is needed by krb5-workstation-1.10.3-65.el6.x86_64',
  'libkadm5srv_mit.so.8(kadm5srv_mit_8_MIT)(64bit) is needed by krb5-workstation-1.10.3-65.el6.x86_64',

• Output of the command below shows that the packages mentioned in the error message are not installed on the server. For example, php-pdo:

  # rpm -qa | grep php-pdo
  #

Cause

Mentioned in the error above packages are not installed. 

Resolution

1. Connect to the server via SSH;

2. Install all missing packages mentioned in the error message, in this example:

   Warning: Disable any 3d-party repositories if enabled to avoid package conflict.

   # yum install php-pdo php-gd php-imap php-imap php-mbstring php-mysql libkadm5.x86_64

3. Re-run Plesk upgrade.