Полазав не много по форуму, мне удалось найти вот эти рекомендации :
Setup Client Side
Diff Ragexe
1. Open NEMO
2. Browse for Input Exe File. Locate the Client Exe file you have downloaded
3. Click Load Client.
4. Click Select Recommended.
5. Just click OK to the Window that pops up
6. Check Disable Packet Encryption <-- if error occurs such as server disconnects you after character select, as per user iantoom, do not check. Enable Packet Obfuscation instead, refer to the configuring rathena above.
7. Check Use Ragnarok Icon
8. Check Read data folder first
9. Click Apply Selected
You should now have a patched exe file in the same folder location(of the exe you downloaded)
Placing all processed files in one folder
1. Create New Folder
2. Copy Data and System Folder from your downloaded RO Translation folder to your New Folder
3. Copy BGM and SaveData folder from your downloaded/installed kRo Folder to your New Folder
4. Copy data.grf from your downloaded/installed kRo Folder to your New Folder
5. Copy All dll files from your downloaded/installed kRo Folder to your New Folder
6. Copy Setup.exe from your downloaded/installed kRo Folder to your New Folder
7. Copy patched exe file to your New Folder
Modify ClientInfo.xml
1. Open data/clientinfo.xml in your New Folder
2. Modify Address to 127.0.0.1
3. Modify Version to XX where XX is the packet_db_ver
Launch patched exe file
Login using the account created earlier. Enjoy Playing!