Fatal Errors After Plugin Update

Problem Description #

Updating the Cost of Goods plugin or WooCommerce can cause fatal errors, parse errors, or the site entering recovery mode.

Common Symptoms:

• White screen of death (WSOD) after update.

• Errors like E_PARSE or E_ERROR.
  

Cause:

• Conflicts with outdated PHP version.

• Other plugins incompatible with new plugin version.

Solution

1. Ensure PHP version meets plugin requirements (PHP 7.4+ recommended).

2. Update WooCommerce to latest stable version.

3. Deactivate all plugins except WooCommerce and Cost of Goods.

4. Re-enable plugins one by one to identify conflict.

5. Restore backup if site is in recovery mode.

Prerequisites

• Backup prior to plugin update.

• WordPress and WooCommerce compatible versions.

Additional Notes

• Always test plugin updates on a staging site before production.