tree.release();
                            } catch (Exception e) {
                                log.debug("Error during emergency tree cleanup", e);
                            }
                        }
                        this.trees.clear();
                    } catch (Exception e) {
                        log.debug("Error clearing trees during emergency cleanup", e);

                } catch (final IOException e) {
                    throw new IORuntimeException(e);
                }
                return true;
            }, OptionalThing.empty());
            response.flushBuffer();
            if (logger.isDebugEnabled()) {
                logger.debug("Loaded {} docs", count);
            }

            circuitBreaker.call(() -> {
                try {
                    doConnectInternal();
                    return null;
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            });
        } catch (SimpleCircuitBreaker.CircuitBreakerOpenException e) {
            // Log circuit breaker rejection

        } catch (Exception e) {
            log.warn("Failed to create authenticated context, trying guest access", e);
            context = SingletonContext.getInstance();
        }

        // Wait for server to be ready - with proper error handling for CI environments
        try {
            waitForServerReady();
        } catch (RuntimeException e) {

        } catch (final IOException e) {
            closeResources(httpRequest, responseData);
            throw new CrawlingAccessException("I/O exception(" + e.getMessage() + "): " + url, e);
        } catch (final CrawlerSystemException e) {
            closeResources(httpRequest, responseData);
            throw e;
        } catch (final Exception e) {
            closeResources(httpRequest, responseData);

            if (responseData.getCharSet() != null) {
                is.setEncoding(responseData.getCharSet());
            }
            parser.parse(is);
        } catch (final Exception e) {
            throw new CrawlingAccessException("Could not parse " + responseData.getUrl(), e);
        }

        final Document document = parser.getDocument();

          },
          executor);
      fail();
    } catch (IllegalStateException expected2) {
    }
    try {
      ClosingFuture.whenAllComplete(asList(closingFuture));
      fail();
    } catch (IllegalStateException expected1) {
    }
    try {
      ClosingFuture.whenAllSucceed(asList(closingFuture));
      fail();
    } catch (IllegalStateException expected) {
    }
  }

                if (logger.isDebugEnabled()) {
                    logger.debug("Logged in as Bind DN. {}", context);
                }
                isBind = true;
            } catch (final Exception e) {
                logger.warn("LDAP configuration is wrong.", e);
            }
        }
        return isBind;
    }

    /**

            servletContext.setSessionTrackingModes(
                    fessConfig.getSessionTrackingModesAsSet().stream().map(SessionTrackingMode::valueOf).collect(Collectors.toSet()));
        } catch (final Throwable t) {
            logger.warn("Failed to set SessionTrackingMode.", t);
        }

        while (i < contentLength()) {
          sink.write(chunk!!)
          sink.flush()
          Thread.sleep(100)
          i += chunk.size
        }
      } catch (e: IOException) {
        ioe = e
      } catch (e: InterruptedException) {
        throw RuntimeException(e)
      }
    }
  }

  @Test
  fun requestBodyMultipleFailuresReportedOnlyOnce() {