If you want to install SAP R/3 4.6c SR2(IDES) - Oracle 8i on Windows 2000 Server - on Pentium 4(IV), you will have to download JDK 1.18_008 from http://java.sun.com/products/jdk/1.1/download-jdk-windows.html Before installing JDK, You should copy entire Oracle 8i CD in Harddisk. Install the downloaded file. Copy the contents of the entire folder from this path (Program Files)JavaSoftJRE1.1*.* to Orale 8i copied CD on path (Oracle Folder)NTI386stageComponentsoracle.swd.jre188.8.131.521 DataFilesExpandedjrewin32. Run the installation of Oracle 8i from harddisk which you have already copied to your harddisk.