1. Download
Official Address: ftp://ftp.sap.com/pub/sdn/devkits/netweaver/
I chose ABAP. In fact, only the two are needed. sapnw7.0abaptrialsp12.part1.rar?sapnw7.0abaptrialsp12.part2.rar
2. Installation prerequisites
(1) The operating system must be Windows XP Professional (Service Pack 2) or Windows Server 2003
(2) The host name must be less than 13 characters, otherwise disp;work.exe cannot start error (https://forums.sme.sap.com/thread.jspa? Threadid = 1618391 & START = 0 & tstart = 90 ).
(3) NTFS file system
(4) The IE version must be later than 5.5.
(5) At least 1 GB memory
(6) 22 GB Space
(7) 1024*768 screen resolution
(8) do not install other SAP systems on the machine
(9) Check that ports 3200, 3600, and 8000 cannot be occupied in % WINDIR % \ system32 \ drivers \ etc \ Services.
(10) access the internet;
(11) install JDK 1.48 or later, but jdk1.4 is required.
3. Installation Steps
(1) Click c: \ sap \ sapnw7.0abaptrialsp12 \ image \ setup.exe
(2) Click <Install_folder> \ Sapmmc \ sapmmcx86u. MSI
(3) Restart