Dear Customers:

ESRI is pleased to announce the release of Service Pack 1 for ArcGIS 9.1, ArcIMS 9.1, and ArcSDE 9.1. This Service Pack includes all previously released Patches and Hot Fixes as well as additional maintenance fixes and performance improvements. We recommend that all our customers download and install this Service Pack, at their earliest convenience, to ensure the highest quality experience when working with ArcGIS 9.1.

Learn more about ArcGIS 9.1 Server Pack 1: ArcGIS, ArcIMS, ArcSDE