How to Fix Isdone.dll and unarc.dll Errors for PC games

Adrian Smith

A Full time Gamer and a part time blogger from America. With an experience of 18 years in Gaming and 4 years in Blogging, he basically blogs about Gaming

  • KING

    thanksssssssssssssssssssssssssssss downloading and pasting the dll files worked

  • issamhamidouch

    HI can someone help me ?
    i did all the steps but im stil geting ISDone.dll error i dont know what to do please help

    • Keshav Nawal

      cut all the files…paste it on desktop and then run the setup again..it worked for me …i extracted modern warfare remastered successfully..dont know y it works..but its worth trying

  • Ajoy Kumar dey

    Please help me.. i m downloading all new game.. cod iw, doom, killing flore2, quantum break. Bt all game install time error (unarc.dll error code-12) i m trying all your solution.. bt didn’t work.. what can i do..? Sorry my bad English..

  • GIG

    Unarc.dll returned an error:-1 pls help i really wanna play this

    • nowiball

      man shut up

  • Effie Ntanti

    tried all steps unfortunately nothing worked still getting this message at 96% of installation :/ any ideas?

  • Effie Ntanti

    https://uploads.disquscdn.com/images/b4d81890e3e572e39da89cbce42fe6f00bea185759854478d735aa023b910c20.jpg tried all steps unfortunately nothing worked still getting this message at 96% of installation :/ any ideas?

    • Kathryn

      same problem

      • john price

        like me

  • Mohammad Noman

    i have copied both dll files but isdone error still occurs

  • med

    i tried those methodes and nothing happened !! 🙁 i downloded call of duty world at war and every time keep stuck in 61% !! idk whats the reaason! pls i need help about this

  • Win Mg Mg Kyaw
  • vivzZ

    Downloading the files and puting in windows directory worked! Thanks for those links.

  • Abinash Mohanty

    While installing Nba2k16 i am gettng this error
    Unarc.dll returned an error code :-6
    And i have already downloaded and pasted the following files in the respective directory

  • Gopi Krishna

    same my problem too

  • Gmlordn

    i will try this alter 1 cause turning off av’s and net did not worked ..TT i hope alt 1 will worked

  • BrownCoffee

    https://uploads.disquscdn.com/images/8e6b8cd2d4ffa220e5175bc7bb1f0a29a93b6144efcc32502c3380e265636730.png When i download rocket league it have error

    Can anyone tell me how to fix the problem

    • Gopi Krishna

      install windows 10 64-bit os, the game works.

  • yash

    sorry i van’t insall the game wwe 2k17 even after installing isdone.dll file

  • shahid

    i am installing call of duty ghost…when istallation 92% done…unarc.dll code 1 errer accured…plz help me