Solution : https://service.sap.com/sap/support/notes/513330 (SAP Service marketplace login required)
Key words : 
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Related Notes : 
       
| 1300393 | EH&S WWI: Use of WWI compression | 
| 546276 | You want to install SAP EH&S 2.7B / 4.5B R/3 Support Package | 
| 546230 | Installation of SAP EH&S 2.7B / 4.6B R/3 Support Package 04 | 
| 546185 | Installation of EH&S 2.7B/4.6C R/3 Support Package 04 | 
| 517106 | Installation of EH&S 2.7B/4.6C Support Package 03 | 
| 517037 | Installation EH&S 2.7B/4.6B SP03 | 
| 516960 | Installation EH&S 2.7B/4.5B SP03 | 
| 488752 | Corrections for WWI 2.7B SP3 | 
| 481056 | Corrections to EH&S 2.7B: Support Package 03. | 
| 398352 | Corrections for EH&S 2.2B: Patch level 07 | 
| 398347 | SAP Environment, Health and Safety, license |