libretro / libretro/RetroArch

PPSSPP - PSP Minis - chdman createdvd - Retroachievements won't work

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Description

Is there an existing issue for this?
  • This is a bug in RetroArch frontend
  • I have searched the existing issues
Description

Hello everyone,

I recentry tried to convert my PSP iso files (Redump & No-Intro) to CHD with chdman createdvd. In the past, this would cause issues with retroachievements, where the games would not be recognized. chdman createcd worked, but chdman createdvd did not.

Howver, there seem to have been updates to the ppsspp core, where now, both Redump & No-Intro games converted with chdman createdvd do actually work.

After converting all my files, I then tried to convert the PSP Minis as well. However, these games still don't work with chdman createdvd. They do work with chdman createcd.

So it seems that whatever fix was introduced in the PPSSPP core, it did not fix the PSP Minis.

Best wishes,
Sirius

Expected behavior

Retroachievements recognizes the CHD file.

Steps to reproduce the bug
  1. Convert a PSP Minis .iso to chd using chdman createdvd.
  2. Load the game and try to connect to Retroachievements
Version/Commit

Couldn't find this information, sorry

Present in the nightly version

I don't know

Platform & operating system

Windows 11 25H2

Affected Cores

PPSSPP

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the issue in the PPSSPP core with a PSP Minis ISO converted using chdman createdvd, then compare it with the working chdman createcd case. Verify whether RetroAchievements recognizes the createdvd CHD after loading the game; the issue is done when PSP Minis converted this way are recognized.

Written by the indexing model from the issue text.

Assessment

Domain
game-dev
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Quiet
Clarity
Mostly clear
Newbie friendliness
42/100

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