Ensure that the host on which you are installing Sybase Unwired Platform meets the system requirements and is ready for you to begin the installation.
Confirm that the installation target host meets minimum system requirements for all Unwired Platform components to be installed.
Verify that you have administrative privileges on the installation target host.
If the %JAVA_TOOL_OPTIONS% environment variable is set, remove it before installing Unwired Platform.
Right-click My Computer and select Properties.
Select the Advanced tab, then click Environment Variables.
Select JAVA_TOOL_OPTIONS, then click Delete.
Click OK to exit all dialogs.
Shut down all Sybase software, Sybase processes, and associated third-party processes running on the installation target host.
Note: This includes any database servers, OpenDS server, Sybase Control Center, and SAP Data Orchestration Engine (if Sybase DOE Connector is present in an upgrade installation).