XML_FUNCTION

Function code return

Fanuc · R-30iA R-30iB Controller

What does XML_FUNCTION mean?

This fault indicates that an underlying internal function called during XML processing returned an error code. This is a generic indicator of a problem within one of the XML library's internal operations, preventing further parsing.

Common Causes

  • An internal function required for XML parsing encountered an unhandled error condition or returned a non-zero status.

Repair Steps

Browse all codes in this manual (31)
Verified technical data. Last updated: March 2026
Source: Fanuc R-30iA R-30iB Controller
Fanuc Error XML_FUNCTION: Function code return — Troubleshooting Guide | ErrorLib