when(locator.getURL()).thenReturn(new URL("file:/"));
            // Throw CIFSException with different cause
            CIFSException differentException = new CIFSException("different error");
            when(locator.getAddress()).thenThrow(differentException);

            // Act + Assert

        if (!resource.getMessageList().isEmpty()) {
            return resource.getMessageList().stream().collect(Collectors.joining(" "));
        }

        if (cause == null) {
            return "Unknown error";
        }

        final Supplier<String> stacktraceString = () -> {
            final StringBuilder sb = new StringBuilder();
            if (StringUtil.isBlank(cause.getMessage())) {

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.crawler.exception;

/**
 * The class CrawlerSystemException is a runtime exception that is thrown when a system error occurs during crawling.
 * It extends the RuntimeException class and provides constructors for creating exceptions with a message, a cause, or both.

    protected int leaseVersion = 2;
    /** Lease break timeout in seconds (per MS-SMB2 spec) */
    protected int leaseBreakTimeout = 60;
    /** Whether to use NT status codes instead of DOS error codes */
    protected boolean useNtStatus = true;
    /** Whether to use extended security negotiation */
    protected boolean useExtendedSecurity = true;
    /** Force use of extended security negotiation */

    }

    // Happy path: message + cause constructor should chain cause and set unsuccessful status
    @ParameterizedTest
    @NullSource
    @ValueSource(strings = { "", "error", "detailed message" })
    @DisplayName("Message+Cause ctor: propagates message/cause and unsuccessful status")
    void messageAndCauseConstructor_setsMessageCause_andUnsuccessfulStatus(String msg) {
        // Arrange

        when(delegate.hasNext()).thenReturn(true, true, false);
        when(delegate.next()).thenReturn(entry1, entry2);
        when(filter.accept(resource)).thenThrow(new CIFSException("Error")).thenReturn(true);

        TestIterator iterator = new TestIterator(filter);

        // Verify iteration
        assertTrue(iterator.hasNext());
        assertSame(resource, iterator.next());

        ServerMessageBlock request = new SmbComOpenAndX("testfile.txt", 0x01, 0, null);
        ServerMessageBlock response = new SmbComOpenAndXResponse();

        // Simulate network name deleted error
        SmbException networkDeletedError = new SmbException(SmbException.NT_STATUS_NETWORK_NAME_DELETED, false);
        doThrow(networkDeletedError).when(session).send(any(ServerMessageBlock.class), any(ServerMessageBlock.class));

   - Example: `http://localhost:8080/admin/?browser_lang=sv`

4. **Verify translations:**
   - Navigate through different admin pages
   - Check that labels and messages appear in your language
   - Test error messages by submitting invalid forms

## Configuration Details

### Key Configuration Files

| File | Purpose |
|------|---------|

            final Throwable t = ex.getCause();
            if (t instanceof RuntimeException) {
                throw (RuntimeException) t;
            }
            if (t instanceof Error) {
                throw (Error) t;
            }
            throw new InvocationTargetRuntimeException(method.getDeclaringClass(), ex);
        } catch (final IllegalAccessException ex) {

# Framework Default
# =================
# ----------------------------------------------------------
# Lasta Taglib
# ------------
errors.header = <ul class="has-error">
errors.footer = </ul>
errors.prefix = <li><i class="fa fa-exclamation-circle"></i>
errors.suffix = </li>
# ----------------------------------------------------------
# Javax Validator
# ---------------