warningCrash ReportsAffects: All versions
How to Fix Command Block Crash
Fix Command Block Crash by disabling command blocks, locating the problematic block, and fixing the command.
Quick Fix
Disable command blocks temporarily: set enable-command-block=false in server.properties. Then fix or remove the problem block.
Error Message
Error executing command block at X Y ZHow to Fix
1
Set enable-command-block=false in server.properties temporarily
2
Find and remove the problem command block with /fill or /setblock
3
Fix the command syntax
4
Add entity limits to commands: @e[limit=10]
5
Avoid recursive or high-frequency command chains
Common Causes
- Command block executing invalid or resource-intensive command
- Infinite command block loop
- Command targeting too many entities
- Syntax error in command block command
Diagnostic Steps
- Disable command blocks in server.properties
- Start the server
- Use coordinates from the error to find the command block
- Fix or remove it with /setblock
- Re-enable command blocks
FAQ
How do I prevent command block lag?
Limit entity selectors, avoid chains longer than 20 blocks, and do not run commands every tick unless needed.