> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://docs.clientexec.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# PHP Fatal Error Unable to read

If you experience this, try increasing the PHP memory limit in php.ini to **128M**.

Look for memory_limit and replace the number listed with 128M.

```html
memory_limit = 128M
```