Learn about special downgrading instructions for this version of Adaptive Server.
If you are downgrading from Adaptive Server 15.7 SP100 to 15.7 ESD #4, 15.7 ESD #3, 15.7 ESD #2, 15.7 ESD #1 and 15.7, use sp_downgrade_esd(not sp_downgrade) to downgrade both Adaptive Server and any databases you may have upgraded to 15.7 SP100. See Downgrading to an Earlier Version of Adaptive Server 15.7 in the installation guide for your platform.