Files are not uploaded to Cloudflare R2 when clientUploads: true is enabled in the storage plugin #15910
Description
Describe the Bug
When using the Cloudflare R2 storage plugin, enabling the clientUploads: true option causes file uploads to fail.
Link to the code that reproduces this issue
https://github.com/gserrano-dev/payload_cms_r2_client_upload_bug
Reproduction Steps
- Setup Payload CMS cloudflare template
- Enable client uploads
- Upload a file
Which area(s) are affected?
plugin: storage-*
Environment Info
Binaries:
Node: 22.12.0
npm: 10.9.0
Yarn: N/A
pnpm: 10.28.0
Relevant Packages:
payload: 3.79.0
next: 15.4.11
@payloadcms/db-d1-sqlite: 3.79.0
@payloadcms/drizzle: 3.79.0
@payloadcms/graphql: 3.79.0
@payloadcms/next/utilities: 3.79.0
@payloadcms/plugin-cloud-storage: 3.79.0
@payloadcms/richtext-lexical: 3.79.0
@payloadcms/storage-r2: 3.79.0
@payloadcms/storage-s3: 3.79.0
@payloadcms/translations: 3.79.0
@payloadcms/ui/shared: 3.79.0
react: 19.2.1
react-dom: 19.2.1
Operating System:
Platform: darwin
Arch: arm64
Version: Darwin Kernel Version 24.6.0: Wed Nov 5 21:32:38 PST 2025; root:xnu-11417.140.69.705.2~1/RELEASE_ARM64_T6031
Available memory (MB): 131072
Available CPU cores: 16