Fix WordPress Image Loss Issue

I'm experiencing an issue with my WordPress site where images are disappearing after I publish a post. These images are being directly uploaded in the post editor.

Key requirements:
- Diagnose and fix the issue causing images to be lost after publishing
- Ensure that directly uploaded images remain intact and visible post-publication

Ideal skills and experience:
- Strong expertise in WordPress, particularly in the post-publishing workflow
- Experience with troubleshooting image upload and display issues
- Familiarity with the WordPress post editor and media handling

Looking for a reliable freelancer who can resolve this issue promptly.