If Rebuilding the Database didn't work, the specific trophy file for the game you are trying to play is likely corrupted. You must tell the Vita to delete its local trophy data so it can re-download a fresh copy from PSN.
Step-by-step to fix C1-2738-0 via Trophy deletion:
When the game starts, the Vita will automatically re-install the trophy data from the PlayStation Network servers. This fixes the corruption instantly.
If you own a PlayStation Vita, you may have encountered the dreaded Error C1-2738-0. While many users search for "C127380" due to a common typo (mixing up digits), the correct error code is C1-2738-0. This error typically indicates a failure to read the Game Card or a critical issue with the memory card slot.
Below is a breakdown of what causes this error and the most effective fixes. ps vita c127380 fixed
Error C127380 is a memory card authentication failure. It typically appears when:
Symptoms include:
In 40% of cases, this error is a temporary memory glitch. Before you do anything drastic, perform a hard reboot.
Step-by-step:
This clears the volatile RAM cache. Try launching the problematic game again. If the error is gone, you are done. If not, move to Method 2.
Ensure your PS Vita is running the latest software.
Sometimes "ps vita c127380 fixed" isn't a software problem; it's a dirty pin problem. The Vita’s proprietary memory cards are notoriously sensitive.
For Digital Games (Memory Card):
For Physical Cartridges (Game Card):
Sometimes simple is best.
This forces the system to re‑establish encryption keys.