High IssueCMS Issues
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
- 1PHP memory limit too low
- 2Resource-heavy plugins
- 3Large 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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