# RejectedExecutionException

- **ID:** `java/rejectedexecutionexception`
- **Domain:** java
- **Category:** resource_error
- **Error Code:** `RejectedExecutionException`
- **Verification:** official
- **Fix Rate:** 80%

## Root Cause

Task cannot be accepted for execution. Thread pool is saturated.

## Version Compatibility

| Version | Status | Introduced | Deprecated |
|---------|--------|------------|------------|
| 8+ | active | — | — |