Hello,
In terms of technology:
- If you upgrade to EHP7 for SAP ERP 6.0, any Enterprise Portals you have with ERP Portal Content will have to be upgraded to Netweaver 7.30 or higher. This is not the case for EHP6 for SAP ERP 6.0 .
- EHP7 for SAP ERP 6.0 is based on Netweaver 7.4. If you have a double stack ERP 6.0 system , upgrade to EHP7 for SAP ERP 6.0 involves a double stack split, as Netweaver 7.4 does not support double stack. I don't remember if EHP3 for SAP Netweaver 7.0 supports double stack or not (anyone?). So, everything else being equal, for an upgrade to EHP7 for SAP ERP 6.0, more work on the Java part is needed.
Best regards,
Miguel Ariño