uploadStoredFiles() fails after adding blob (for autoUpload = false)

Type of issue

• Bug report

Uploader type

• Traditional

Fine Uploader version

5.16.2

Browsers where the bug is reproducible

"Firefox"

Operating systems where the bug is reproducible

"Windows 10"

Exact steps required to reproduce the issue

For example:

1. Set autoUpload = false
2. Add a blob addFiles([blob])
3. Call uploadStoredFiles()

All relevant Fine Uploader-related code that you have written

    // src is a base64 encoded image
    fetch(src)
      .then(res => res.blob())
      .then(blob => {
        uploader.methods.addFiles([blob]);
        uploader.methods.uploadStoredFiles();
      })

Detailed explanation of the problem

It returns No files error