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The Adobe Commerce Support Knowledge Base has migrated to the Adobe Commerce Documentation section of Adobe Experience League.
Click Support Knowledge Base to access our new Knowledge Base Home.
Knowledge Base articles, as well as other Commerce documentation, will be still searchable and available when creating support tickets from the Adobe Commerce Help Center.

  1. Adobe Commerce Help Center
  2. Troubleshooting
  3. Installation and upgrade
Installation and upgrade
  • Troubleshoot upgrade compatibility tool errors
  • Composer install command overides .gitignore file, Adobe Commerce
  • Adobe Commerce upgrade 2.4.3, 2.3.7-p1 PHP Fatal error Hotfix
  • Adobe Commerce 2.4.0: exception during B2B 1.2.0 install
  • Adobe Commerce 2.4.0 installation fails with outdated stores cache
  • Wishlist error during upgrade to Adobe Commerce versions 2.3.4-p1 or 2.3.5
  • During installation, Reflection Exception error
  • During installation, PHP date warning
  • Errors installing optional sample data
  • Installation fails; cannot create install.log
  • During installation, exception SessionHandler::read()
  • During installation, fatal PDO error displays
  • Cannot install using nginx
  • Installation stops at about 70%
  • Exceptions during installation
  • Out of memory error during install or upgrade
  • 'Area code is not set' error when running setup:updgrade
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