byte[] key = new byte[16];
        try {
            getUserSessionKey(tc, chlng, key, 0);
        } catch (Exception ex) {
            log.error("Failed to get session key", ex);
        }
        return key;
    }

    /**
     * Calculates the effective user session key.
     *
     * @param tc
     *            context to use

	d := make([]byte, 1024)
	if _, err := zip.ReadAt(d, zip.Size()-int64(len(d))); err != nil {
		t.Fatalf("ReadAt: %v", err)
	}

	sigOff := findSignatureInBlock(d)
	if sigOff == -1 {
		t.Errorf("failed to find signature in block")
		return false
	}

	dirOff, err := findDirectory64End(zip, zip.Size()-int64(len(d))+int64(sigOff))
	if err != nil {
		t.Fatalf("findDirectory64End: %v", err)
	}

labels.chat_thinking=Thinking...
labels.chat_error=An error occurred. Please try again.
labels.chat_error_rate_limit=It's currently busy. Please wait a moment and try again.
labels.chat_error_auth=AI service authentication failed. Please contact the administrator.
labels.chat_error_service_unavailable=The AI service is temporarily unavailable. Please try again later.
labels.chat_error_timeout=The request timed out. Please try again.

    @Test
    public void test_regenerateQuery_promptContainsPlaceholders() {
        client.setChatResponse("{\"query\": \"new query\", \"reasoning\": \"test\"}");

        client.regenerateQuery("user message here", "failed query here", "no_results", Collections.emptyList());

        // Verify the system prompt contains the replaced values
        final LlmChatRequest capturedRequest = client.getLastChatRequest();

  E0303 17:25:03.436781 63839 summary_sys_containers.go:47] Failed to get system container stats for "/docker": failed to get cgroup stats for "/docker": failed to get container info for "/docker": unknown container "/docker"

    assertThat(Chars.saturatedCast(Long.MIN_VALUE)).isEqualTo(LEAST);
  }

  private void assertCastFails(long value) {
    try {
      Chars.checkedCast(value);
      fail("Cast to char should have failed: " + value);
    } catch (IllegalArgumentException ex) {
      assertWithMessage("%s not found in exception text: %s", value, ex.getMessage())
          .that(ex.getMessage().contains(String.valueOf(value)))
          .isTrue();

func isErrSignatureDoesNotMatch(err error) bool {
	var signatureDoesNotMatch SignatureDoesNotMatch
	return errors.As(err, &signatureDoesNotMatch)
}

// PreConditionFailed - Check if copy precondition failed
type PreConditionFailed struct{}

func (e PreConditionFailed) Error() string {
	return "At least one of the pre-conditions you specified did not hold"
}

func isErrPreconditionFailed(err error) bool {

* fix azure disk not available issue when device name changed ([#57549](https://github.com/kubernetes/kubernetes/pull/57549), [@andyzhangx](https://github.com/andyzhangx))
* fix incorrect error info when creating an azure file PVC failed ([#56550](https://github.com/kubernetes/kubernetes/pull/56550), [@andyzhangx](https://github.com/andyzhangx))

  - [beta] Deployments that cannot make progress in rolling out the newest version will now indicate via the API they are blocked ([docs](http://kubernetes.io/docs/user-guide/deployments/#failed-deployment)) ([kubernetes/features#122](https://github.com/kubernetes/enhancements/issues/122))

      TestCondition testCondition = create();

      ScheduledExecutorService scheduledPool = newScheduledThreadPool(1);
      // If signal() fails somehow, we should see a failed test, even without looking at the Future.
      Future<?> unused = scheduledPool.schedule(testCondition::signal, delay, unit);

      return testCondition;
    }

    static TestCondition create() {