```properties
  crawler.document.request.timeout=600000
  ```
- Use asynchronous import via Admin UI instead of API

#### Issue: Special characters in documents not displaying correctly

**Solution**:
- Ensure source files are UTF-8 encoded
- Check `fess_config.properties`:
  ```properties
  crawler.document.encoding=UTF-8
  ```
- Verify HTML entity encoding in content

parent of the given element\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element\n * @returns {Element} scroll parent\n */\nexport default function getScrollParent(element) {\n  // Return body, `getScroll` will take care to get the correct `scrollTop` from it\n  if (!element) {\n    return document.body\n  }\n\n  switch (element.nodeName) {\n    case 'HTML':\n    case 'BODY':\n      return element.ownerDocument.body\n    case '#document':\n      return element.body\n  }\n\n  // Firefox...

            assertTrue("Result for 1 day should be greater than 0 days", result1 > result0);

            // Verify that the differences are approximately correct
            long diff1 = result1 - result0;
            long diff7 = result7 - result0;
            assertTrue("1 day should be approximately ONE_DAY_IN_MILLIS", Math.abs(diff1 - Constants.ONE_DAY_IN_MILLIS) < 10000);

                    httpResponse.addHeader(ACCESS_CONTROL_ALLOW_PRIVATE_NETWORK, "true");
                }
            }
        };
    }

    // Test that all CORS header constants are defined correctly
    @Test
    public void test_corsHeaderConstants() {
        assertEquals("Access-Control-Allow-Origin", CorsHandler.ACCESS_CONTROL_ALLOW_ORIGIN);

 padding: 0;\n  margin: 0;\n  border: 0;\n}\n\n// 1. Correct the text wrapping in Edge and IE.\n// 2. Correct the color inheritance from `fieldset` elements in IE.\nlegend {\n  display: block;\n  width: 100%;\n  max-width: 100%; // 1\n  padding: 0;\n  margin-bottom: .5rem;\n  @include font-size(1.5rem);\n  line-height: inherit;\n  color: inherit; // 2\n  white-space: normal; // 1\n}\n\nprogress {\n  vertical-align: baseline; // Add the correct vertical alignment in Chrome, Firefox, and Opera.\n}\n\n//...

padding: 0;\n}\n\n\n// 1. Inherit font family and line height for file input buttons\n// 2. Correct the inability to style clickable types in iOS and Safari.\n\n::file-selector-button {\n  font: inherit; // 1\n  -webkit-appearance: button; // 2\n}\n\n// Correct element displays\n\noutput {\n  display: inline-block;\n}\n\n// Remove border from iframe\n\niframe {\n  border: 0;\n}\n\n// Summary\n//\n// 1. Add the correct display in all browsers\n\nsummary {\n  display: list-item; // 1\n  cursor: pointer;\n}\n\n\n//...

            @Override
            public String getIndexConfigIndex() {
                return "fess_config";
            }
        });
        // Verify that the index name pattern uses config prefix correctly
        final String indexName = coordinatorHelper.getIndexName();
        assertTrue(indexName.endsWith(".coordinator"));
        assertTrue(indexName.startsWith("fess_config"));
    }

    public static final String ERRORS_could_not_find_backup_index = "{errors.could_not_find_backup_index}";

    /** The key of the message: The current password is not correct. */
    public static final String ERRORS_no_user_for_changing_password = "{errors.no_user_for_changing_password}";

    /** The key of the message: Failed to change your password. */

 padding: 0;\n  margin: 0;\n  border: 0;\n}\n\n// 1. Correct the text wrapping in Edge and IE.\n// 2. Correct the color inheritance from `fieldset` elements in IE.\nlegend {\n  display: block;\n  width: 100%;\n  max-width: 100%; // 1\n  padding: 0;\n  margin-bottom: .5rem;\n  @include font-size(1.5rem);\n  line-height: inherit;\n  color: inherit; // 2\n  white-space: normal; // 1\n}\n\nprogress {\n  vertical-align: baseline; // Add the correct vertical alignment in Chrome, Firefox, and Opera.\n}\n\n//...

SELECTOR_DATA_TOGGLE_CARROT, event => {\n    const button = $(event.target).closest(SELECTOR_BUTTON)[0]\n    $(button).toggleClass(CLASS_NAME_FOCUS, /^focus(in)?$/.test(event.type))\n  })\n\n$(window).on(EVENT_LOAD_DATA_API, () => {\n  // ensure correct active class is set to match the controls' actual values/states\n\n  // find all checkboxes/readio buttons inside data-toggle groups\n  let buttons = [].slice.call(document.querySelectorAll(SELECTOR_DATA_TOGGLES_BUTTONS))\n  for (let i = 0, len =...