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WordPress Memory Limit Exceeded

PHP running out of allocated memory, causing crashes or failed operations.

What You're Seeing

  • Fatal error: Allowed memory size exhausted
  • White screen during operations
  • Failed uploads or updates

Why This Happens

  • 1
    PHP memory limit too low
  • 2
    Resource-heavy plugins
  • 3
    Large image processing

How We Fix It

Our senior engineers follow this systematic approach to resolve the issue quickly and permanently.

Increase Limit: Add to wp-config.php: define('WP_MEMORY_LIMIT', '256M');

Or in .htaccess: php_value memory_limit 256M

Optimize: Reduce plugins, optimize images, clean database.

Preventing This Issue

Set adequate memory from start (256MB+), optimize images, limit plugins, implement caching.

Related Guides

If you're experiencing this issue, you may also want to check these related problems:

  • 504 Gateway Timeout - The gateway didn't receive a timely response from the upstream server.
  • White Screen of Death - The WordPress white screen of death (WSOD) is a blank white page with no error message displayed. This WordPress blank page issue occurs when a PHP fatal error happens with error display disabled. The white screen of death WordPress problem can affect your entire site or just the admin area. Understanding how to fix white screen of death errors requires enabling debugging to identify the underlying PHP issue.

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