EXHIBIT 23.1

CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS

We consent to the incorporation by reference in the Registration Statements
(Form S-8 Nos. 333-91325, 333-37706, 333-52778, 333-71226 and 333-90132)
pertaining to the 1998 Executive Incentive Plan, 1999 Employee Stock Purchase
Plan, and 1999 Equity Incentive Plan of Vitria Technology, Inc. of our report
dated January 22, 2003, with respect to the consolidated financial statements
and schedule of Vitria Technology, Inc. included in this Annual Report (Form
10-K) for the year ended December 31, 2003.

/s/ Ernst & Young LLP

Palo Alto, California
March 11, 2004