Document is empty
An empty response, whitespace-only file or failed download has no root element. Verify the source response and export process. Do not manufacture an arbitrary root when the receiving application expects a specific document.
Supply an actual XML document
An empty response, whitespace-only file or failed download has no root element. Verify the source response and export process. Do not manufacture an arbitrary root when the receiving application expects a specific document.
Reproduced engine diagnostics and complete fixes
Original minimal examples checked on 2 November 2026. Engine wording differs; follow the cause, not a message alone.
libxml2-wasm 0.7.2
Add an XML document to get started.Xerces2-J 2.12.2 / Temurin Java 21.0.13+9-LTS
Premature end of file.lxml 6.0.2 / libxml2 2.14.6
Document is empty.NET 10.0.14 / System.Xml
Root element is missing.Repeat this check in your workflow
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