Corrigendum: The base change fundamental lemma for central elements in parahoric Hecke algebras

TL;DR

This corrigendum corrects a minor misstatement in a previous paper on the base change fundamental lemma for parahoric Hecke algebras, clarifying details without affecting the main results.

Contribution

It provides a necessary correction to a previous work, ensuring clarity and accuracy in the foundational lemma for parahoric Hecke algebras.

Findings

Correction of a misstatement in the original paper

Clarification of related issues in the foundational lemma

Main results remain unaffected

Abstract

This note corrects a minor misstatement in section 2 of the paper in the title (arXiv:0808.3426). It also addresses some related issues. The error does not affect the main results of that paper, but nevertheless this corrigendum seems necessary to avoid potential confusion.