The information in this article can help you when:
Using a physical game card with Nintendo Switch, error code 2002-2536 is displayed.
The error message, "Unable to access game card," is displayed.
What to do
Restart the console by holding down the POWER Button for three seconds, then select Power Options then Restart.
Once restarted, ensure your console has the latest system update.
Remove and reinsert the game card from the console.
Check for any available software updates for the problematic game.
Try using other game cards on the system.
Situation not resolved
If the error continues to occur with a single game card, determine who the publisher of the software is:
Published by Nintendo
The problematic game card may need to be inspected.
Published by a licensee
Contact the licensee for assistance.
If the issue is occurring with multiple game cards, the Nintendo Switch console may need to be inspected.
For testing purposes include two of the problematic game cards.
If the issue persists, please contact us for support.