alibaba/nacos · error · NacosLockException

{response.getErrMsg()}

Error message

{response.getErrMsg()}

What it means

Error "{response.getErrMsg()}" thrown in alibaba/nacos.

Source

Thrown at lock/src/main/java/com/alibaba/nacos/lock/service/impl/LockOperationServiceImpl.java:296

    }
    
    @Override
    public LockResult cancelWait(LockInstance lockInstance, String connectionId) {
        MutexLockRequest request = new MutexLockRequest();
        LockInfo lockInfo = new LockInfo();
        lockInfo.setKey(new LockKey(lockInstance.getLockType(), lockInstance.getKey()));
        lockInfo.setOwner(lockInstance.getOwner());
        lockInfo.setConnectionId(connectionId);
        request.setLockInfo(lockInfo);
        WriteRequest writeRequest = WriteRequest.newBuilder().setGroup(group())
            .setData(ByteString.copyFrom(serializer.serialize(request)))
            .setOperation(LockOperationEnum.CANCEL_WAIT.name()).build();
        try {
            Response response = protocol.write(writeRequest);
            if (response.getSuccess()) {
                return serializer.deserialize(response.getData().toByteArray());
            }
            throw new NacosLockException(response.getErrMsg());
        } catch (NacosLockException e) {
            LOGGER.error("key: {}, lockType:{} cancel wait fail, errorMsg: {}",
                lockInstance.getKey(), lockInstance.getLockType(), e.getMessage());
            throw e;
        } catch (Exception e) {
            throw new NacosLockException("cancel wait error.", e);
        }
    }
    
    private LockResult expireLock(MutexLockRequest request) {
        LockInfo lockInfo = request.getLockInfo();
        AtomicLockService mutexLock = lockManager.getMutexLock(lockInfo.getKey());
        if (mutexLock instanceof AbstractAtomicLock) {
            AbstractAtomicLock atomicLock = (AbstractAtomicLock) mutexLock;
            Boolean expired = atomicLock.autoExpire();
            if (expired) {
                if (atomicLock.isClear()) {
                    boolean hasWaiters = atomicLock.hasWaiters();

View on GitHub (pinned to 9b989acdf1)

Solutions

1. Review the input and runtime state for lock operation error, correct the reported problem, and retry.

When it happens

Trigger: Thrown at lock/src/main/java/com/alibaba/nacos/lock/service/impl/LockOperationServiceImpl.java:296 when the library encounters an invalid state.

Common situations: The lock server returned an error for the lock operation.

AI-assisted analysis of alibaba/nacos@9b989acdf1 (2026-08-14). Data as JSON: /api/errors/087d9996941e2b66. Report an issue: GitHub.