For you to play without encountering errors you must have kRO + Ragnarok Renewal files along with your astral RO folder


Option A: Astral RO Installer v2(Astral RO files only) - Download this one if you already have kRO/sakray + Rag Re

http://98.143.145.41...stallerv2.0.exe

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Option B: Astral RO Installer(Partial:Astral RO v2 + Ragnarok Renewal) - Download this one if you already have kRO/Sakray

http://98.143.145.41...aller(Lite).exe

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Option C: Astral RO Installer(Full:Astral RO + kRO + Ragnarok Renewal) - Download this one if you dont have any RO files

http://98.143.145.41...aller(Full).exe


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]Alternative way of installing instead of downloading the partial/full installer.

Step 1: Download & Install kRO/sakray 
Step 2: Patch kRO/sakray (Ragnarok.exe) 
Step 3: Download & Install Ragnarok Renewal
Step 4: Patch Ragnarok Renewal (Ragnarok_Re.exe)
Step 5: Download & Install Astral RO
Step 6: Patch it up 
Step 7(Optional): Enjoy  lmao.

You can find kRO/sakray & Rag re clients HERE