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Download SAP NetWeaver ApplicationServer Upgrade Guide  PREPARE Process for SAP ECC ... Upgrade from 4.6B to ECC 6.0 ... 7.1.8 Prerequisites for the Upgrade Tools

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  • Bonn Boston

    Bert Vanstechelman, Mark Mergaerts, Dirk Matthys

    SAP NetWeaver ApplicationServer Upgrade Guide

    144.book Seite 3 Mittwoch, 1. August 2007 10:09 10

  • Contents at a Glance

    1 Introduction ....................................................................................... 21

    2 Upgrading SAP: The Project Perspective ........................................... 27

    3 The SAP Upgrade Project .................................................................. 33

    4 Technical Background Information ................................................... 63

    5 Planning the Upgrade ........................................................................ 93

    6 Preparing the Technical Upgrade ...................................................... 105

    7 A Guided Tour of the Upgrade Tools ................................................. 149

    8 Preparing the Upgrade for SAP ECC .................................................. 197

    9 PREPARE Process for SAP ECC .......................................................... 205

    10 The Upgrade Process for SAP ECC ..................................................... 239

    11 Upgrade Postprocessing for SAP ECC ............................................... 281

    12 Prepare the Upgrade for the AS Java ................................................ 293

    13 The PREPARE Process for the AS Java ............................................... 297

    14 The Upgrade Process for the AS Java ................................................ 317

    15 Upgrade Postprocessing for the AS Java ........................................... 325

    16 Upgrade of SAP NetWeaver Business Intelligence ........................... 329

    17 Upgrade of SAP SCM ......................................................................... 347

    18 Upgrade of SAP CRM and SRM ......................................................... 387

    19 Unicode and the Combined Upgrade and Unicode Conversion ........ 389

    20 Combined Upgrade and Unicode Conversion (CU&UC) in Detail ...... 411

    21 Modification Adjustment .................................................................. 527

    22 Resetting the Upgrade ...................................................................... 543

    A Vocabulary Hints ............................................................................... 547

    B SAP Releases and Upgrade Paths ...................................................... 559

    C Database Transaction Log Modes ..................................................... 563

    D Codepages ......................................................................................... 565

    E SAP Notes .......................................................................................... 567

    F References ......................................................................................... 571

    G The Authors ....................................................................................... 573

    144.book Seite 5 Mittwoch, 1. August 2007 10:09 10

  • 7

    Contents

    1 Introduction ......................................................................... 21

    2 Upgrading SAP: The Project Perspective ............................. 27

    2.1 Why Upgrade? ......................................................................... 272.2 What Is the Effort? .................................................................. 292.3 To Which Release? .................................................................. 302.4 The Technical SAP Upgrade in a Nutshell ................................. 30

    3 The SAP Upgrade Project ..................................................... 33

    3.1 Project Planning ...................................................................... 333.1.1 Planning Levels ........................................................... 333.1.2 Critical Success Factors ................................................ 34

    3.2 Aspects to Consider ................................................................. 353.2.1 Ongoing Development and Customizing ..................... 353.2.2 Testing ........................................................................ 353.2.3 Compatibility of SAP Plug-in Versions ......................... 363.2.4 Compatibility of the Operating System and

    the Database ............................................................... 363.2.5 Hardware Capacity ...................................................... 363.2.6 Frontend (SAP GUI) .................................................... 363.2.7 SAP Solution Manager ................................................ 373.2.8 System Landscape During the Upgrade ....................... 373.2.9 Often Overlooked Upgrade Aspects ............................ 38

    3.3 Where to Start? ....................................................................... 393.4 The Master Project Plan ........................................................... 393.5 The Project Team ..................................................................... 413.6 The Testing Phase .................................................................... 42

    3.6.1 Test Strategy ............................................................... 433.6.2 Test Scenarios ............................................................. 443.6.3 Tools ........................................................................... 45

    3.7 Status Reporting ...................................................................... 453.7.1 Global Status Reporting (the Test Cockpit) .................. 453.7.2 Make Your Progress Visible ......................................... 453.7.3 Estimate the Effort ...................................................... 463.7.4 The Number of SAP Objects Modified ......................... 473.7.5 Customer Developments ............................................. 483.7.6 ABAP Unicode Syntax Requirements ........................... 51

    144.book Seite 7 Mittwoch, 1. August 2007 10:09 10

  • Contents

    8

    3.7.7 Custom-Developed Programs No Longer in Use .......... 513.7.8 Estimating the Functional Effort .................................. 513.7.9 Business Example, Upgrade from 4.6B to ECC 6.0 ....... 533.7.10 Estimating the Technical Upgrade Runtime for the

    Production System ...................................................... 543.8 Enabling New Customizing and Functionality ........................... 553.9 Capacity Planning When Upgrading to SAP ERP ...................... 573.10 SAP Solution Manager and the SAP Upgrade Roadmap ........... 603.11 Final Tips and Recommendations ............................................. 61

    3.11.1 Seek Assistance and Information ................................. 613.11.2 The Usual Suspects That Need Extra Attention ............ 61

    4 Technical Background Information ...................................... 63

    4.1 The SAP NetWeaver Architecture ............................................ 634.1.1 People Integration ...................................................... 634.1.2 Information Integration ............................................... 654.1.3 Process Integration ..................................................... 654.1.4 Application Platform ................................................... 66

    4.2 Introducing SAP ERP ............................................................... 664.3 Names and Numbers: An Overview of SAP Releases ................ 684.4 Support Packages and Add-ons ................................................ 694.5 The System Switch Upgrade ..................................................... 704.6 Upgrade Strategy Planning ....................................................... 724.7 Database-Specific Aspects ....................................................... 764.8 Upgrades in an MCOD System Landscape ................................ 784.9 The SAP Landscape During the Upgrade .................................. 80

    4.9.1 The Impact of the Upgrade on the Landscape ............. 804.9.2 Scenarios for the Landscape Setup .............................. 814.9.3 Scenario 1: The Sandbox System ................................. 814.9.4 Scenario 2: Extra Development and Quality-

    Assurance Systems ...................................................... 834.9.5 Scenario 3: Contingency System .................................. 85

    4.10 Upgrading the Frontend Software ............................................ 864.11 The Customer-Based Upgrade .................................................. 864.12 The Application Specific Upgrade ............................................ 884.13 Synchronized Upgrade of Double-Stacked Systems .................. 89

    4.13.1 Upgrade Process ......................................................... 904.13.2 Technical Implementation ........................................... 92

    144.book Seite 8 Mittwoch, 1. August 2007 10:09 10

  • Contents

    9

    5 Planning the Upgrade .......................................................... 93

    5.1 Top-Level View ....................................................................... 935.2 Downtime-Minimized Versus Resource-Minimized .................. 955.3 Database Archiving Mode ........................................................ 965.4 Which Strategy Is the Best? ..................................................... 985.5 Time Schedule for Technical Upgrade ..................................... 995.6 Pre-Upgrade Downtime ........................................................... 1015.7 Upgrade Services ..................................................................... 102

    5.7.1 SAP GoingLive Functional Upgrade Check ................... 1025.7.2 SAP Safe