Error code
Minecraft Exit Code 1
MINECRAFTExit Code 1
Game/Platform Error· An error code shown by a game or gaming platform/launcher.
What it means
A generic crash code meaning Minecraft Java terminated unexpectedly during launch or play.
How to fix it
- Remove or disable mods then add them back one at a time to find the culprit.
- install the Java version your Minecraft release requires.
- update your graphics drivers.
- reinstall the game if the crash continues.
Not affiliated with Minecraft. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More Minecraft codes
- Exit Code -1A generic Java crash code meaning Minecraft stopped before fully loading
- 0x80070424A required Windows service does not exist or is not running so the Store or update fails
- 0x80131509The Microsoft Store fails to install or update Minecraft
- 0x803F8001The Microsoft Store reports Minecraft is not available on your account
- Connection timed out: no further informationYour client reached out to the server but got no response within the wait window
- DrownedA Bedrock named error code indicating sign-in to your Microsoft account failed
- Failed to login: Invalid session (Try restarting your game)Your Minecraft session token is no longer valid so the server rejected your login
- Failed to verify usernameThe server could not confirm your account with Mojang's authentication servers
- GlowstoneA Bedrock named error meaning sign-in could not authenticate with all services
- Internal Exception: io.netty.handler.timeout.ReadTimeoutExceptionThe connection to the server stalled because no data arrived within the timeout window
- Internal Exception: java.io.IOException: An existing connection was forcibly closed by the remote hostThe remote server forcibly terminated your active connection
- Internal Exception: java.net.SocketException: Connection resetThe TCP connection to the server was abruptly closed mid-session