ArcGIS Desktop 9.1 Raster Patch

ESRI has just posted a new patch that resolves a number of issues in working with raster data.
Full information about the issues fixed and download link can be found on the ESRI Support Site: http://support.esri.com/index.cfm?fa=downloads.patchesServicePacks.viewPatch&PID=26&MetaID=1056