Solution : https://service.sap.com/sap/support/notes/1245560 (SAP Service marketplace login required)
Key words : 
/hcmattend standard sap class hr255 - employee, prerequisites documentation solution read, read oss notes, quick onboarding start, oss userid required, /services/education/index, sap release, documentation listed, consolidated view, deploying erp
Related Notes : 
       
| 1531162 | ESS HCM P & F process not tracked | 
| 1473671 | From MSS for an Employee DPF the header text is not proper | 
| 1334453 | Changes to Start Processes application - ADOBE form resizing | 
| 1303362 | ESS/MSS and Enhancement Packages | 
| 1297231 | SAP ERP Enhan. Pk. 4 SP Stacks - Release & Information Note | 
| 1290158 | Delayed response time in ESS homepage framework | 
| 1273246 | User parameter to disable automatic adobe resizing | 
| 1266588 | Automatic height adjustment does not work | 
| 1253364 | Incorrect salary in Salary Development iview | 
| 1253136 | Fix for ESS Foreign address country Dropdown field | 
| 1245140 | MSS Requisition Request - Branch help values incorrect | 
| 1232473 | Limitations on usage of ForcedRequestLanguage in WD iview | 
| 1160262 | Wrong salary calculation when evaluating additional payments | 
| 1154828 | |
| 1146860 | ESS LEA: Incorr display of non-transferred quotas | 
| 1145068 | Migration of ESS scenarios to WebDynpro | 
| 1142601 | GS: Migration ESS scenarios to Webdynpro - Phase 2 | 
| 1134874 | ESS LEA: Index: 0, Size: 0 Exception in Team calendar | 
| 1127087 | SAP ERP 6.0: ECM OADP set only returns direct reports | 
| 1124917 | ESS LEA:Customer fields not populated for certain scenario | 
| 1112733 | MSS Employee Profile: Integrating other iViews | 
| 1106196 | Configuration of search in Object and Data Provider | 
| 1098009 | Web Dynpro ABAP - List of known Restrictions and Browser Support | 
| 1093267 | Remote Connection for XSS | 
| 1091083 | ESS: Screen Control - Table T588M_ESS | 
| 1090084 | Add a way to include parameters to MSS Reporting for BW | 
| 1089912 | Error handling in Change Own Data scenario | 
| 1087158 | Record locking in Guided Procedure business process | 
| 1064635 | SAP ERP Enhancement Packages: SP Stacks Release Info Note | 
| 1064182 | Radio buttons not refreshed properly | 
| 1049110 | ESS Emergency Contact | 
| 1048386 | SAP MSS/ESS: HCM Processes & Forms - Web Dynpro ABAP | 
| 1024326 | Corrected UI for role HR administrator available | 
| 1021261 | ESS: Blank dropdown list boxes of nationality fields | 
| 1013521 | Configuration of supported languages within the portal | 
| 1012708 | PA40: Message "Person is already being processed by user" | 
| 1007341 | SAP ERP 2004/2005 - supported ESS/MSS system landscapes | 
| 1004528 | SAP Self Services: Business packages and components | 
| 997181 | ERP integration SAP E-Recruiting 600 and SAP ERP | 
| 988053 | Additional fields and subtypes in US Family/Dependents | 
| 987549 | ESS PersInfo Address Scenario: Country Field | 
| 987455 | New functions in the HCM process search | 
| 978773 | Information: BP ESS/MSS ERP2004 on EP6.0 against XSS 600/ECC | 
| 972322 | HR Administrator: Migration WD4A | 
| 965324 | Multiple data record and Date Handling enhancements | 
| 962241 | Disable browser toolbar in Reporting Results iView | 
| 956399 | XSS: Newline in Area/AreaGroup/service description texts | 
| 953254 | Transfer of ERP processes (HCM) into new functions | 
| 952693 | MSS: Interactive forms and HCM processes and forms | 
| 952692 | Transfer of SAP MSS functions to mySAP ERP 2005 | 
| 947172 | ESS PersInfo: Retroactive data maintenance | 
| 947081 | Locales, languages, date and time formats in Web Dynpro | 
| 946153 | Parameters of the IGS configuration file igs.xml | 
| 941229 | ESS Infotype 21 - Incorrect values in Nationality field | 
| 932311 | Workaround to utilize BSP-iViews in ESS/ERP2005 until NW-SP7 | 
| 929447 | Adopting Life and work events for countries other than US | 
| 925129 | ERP2005: Profile Matchup Course Details link activated | 
| 924829 | Change own data Changes related to return error messages | 
| 924828 | Change own data Changes related to return error messages | 
| 903319 | Composite note: MSS ERP 2005 (Human Resources Management) | 
| 897623 | User exits and BADIs in the PT area | 
| 896400 | Upgrade your integrated IGS 7.x installation | 
| 891146 | ESS: Screen Control - Table T588M_ESS | 
| 879335 | Additional information about Self Service Upgrade | 
| 878143 | Use case entries for PersInfo Scenarios, Future Records | 
| 872892 | JDI/NWDI Cookbook for ESS/XSS | 
| 870126 | ITS-based ESS services in SAP ERP2005 | 
| 855498 | Installation Prerequisite Checker | 
| 853878 | HTTP WhiteList Check (security) | 
| 850886 | Enable Remote Connection for NetWeaver usage EP | 
| 844669 | Profile parameter of IGS as of Version 7.x | 
| 844639 | MSS: Authorizations and roles for WD services in ERP 2005 | 
| 818958 | ESS PersInfo: Important configuration tables | 
| 818957 | ESS PersInfo: Guide for Configuration of Use Cases | 
| 814148 | Time constraint of PA infotype 0105 | 
| 808111 | ESS/MSS: Changes in Self-Service Homepage causes errors | 
| 807990 | ESS PersInfo: Applications names in lower case cause error | 
| 784677 | Web Dynpro entity names must be globally unique | 
| 783608 | SAP Query: Incorrect change of InfoSet field texts | 
| 779075 | ESS LEA: Termination when WebDynpro applic started from UWL | 
| 766191 | Active Component Framework Installation | 
| 761266 | Self Services Patches | 
| 742674 | Required information for web dynpro problem reporting | 
| 734861 | WorkProtect Mode - Global Settings | 
| 718267 | Upgrade your integrated IGS 6.40 installation | 
| 709038 | SAP Integrated ITS | 
| 669669 | Updating the SAP Component Repository in the SLD | 
| 624929 | How to limit the entries displayed in the language list | 
| 533888 | Example for Language Import and Error Specification | 
| 517484 | Inactive services in the Internet Communication Framework | 
| 514841 | Troubleshooting when a problem occurs with the IGS | 
| 458731 | Internet Graphics Service: Main Note | 
| 454042 | IGS: Installing and Configuring the IGS | 
| 307413 | MDT: Start BW reports from Manager's Desktop | 
| 197746 | Maint. strategy: Internet Transaction Server (ITS) |