diff --git a/play-admin/src/test/java/com/starry/admin/api/AdminWithdrawalControllerApiTest.java b/play-admin/src/test/java/com/starry/admin/api/AdminWithdrawalControllerApiTest.java
index c4fc71d..132d23f 100644
--- a/play-admin/src/test/java/com/starry/admin/api/AdminWithdrawalControllerApiTest.java
+++ b/play-admin/src/test/java/com/starry/admin/api/AdminWithdrawalControllerApiTest.java
@@ -8,7 +8,9 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.starry.admin.common.apitest.ApiTestDataSeeder;
+import com.starry.admin.modules.clerk.module.entity.PlayClerkUserInfoEntity;
 import com.starry.admin.modules.clerk.service.IPlayClerkUserInfoService;
+import com.starry.admin.modules.custom.module.entity.PlayCustomUserInfoEntity;
 import com.starry.admin.modules.custom.service.IPlayCustomUserInfoService;
 import com.starry.admin.modules.order.module.entity.PlayOrderInfoEntity;
 import com.starry.admin.modules.order.service.IPlayOrderInfoService;
@@ -20,6 +22,7 @@ import com.starry.admin.modules.withdraw.service.IWithdrawalService;
 import com.starry.admin.utils.SecurityUtils;
 import com.starry.common.utils.IdUtils;
 import java.math.BigDecimal;
+import java.nio.charset.StandardCharsets;
 import java.time.LocalDateTime;
 import java.time.ZoneId;
 import java.time.format.DateTimeFormatter;
@@ -71,6 +74,14 @@ class AdminWithdrawalControllerApiTest extends AbstractApiTest {
     @Test
     void auditReturnsEarningLinesWithOrderDetails() throws Exception {
         ensureTenantContext();
+        ensureProfileFixtures();
+
+        PlayClerkUserInfoEntity expectedClerk = clerkUserInfoService.getById(ApiTestDataSeeder.DEFAULT_CLERK_ID);
+        PlayCustomUserInfoEntity expectedCustomer = customUserInfoService.getById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
+        Assertions.assertThat(expectedClerk).as("default clerk fixture missing").isNotNull();
+        Assertions.assertThat(expectedCustomer).as("default customer fixture missing").isNotNull();
+        String expectedClerkNickname = expectedClerk.getNickname();
+        String expectedCustomerNickname = expectedCustomer.getNickname();
 
         PlayOrderInfoEntity order = seedOrder(LocalDateTime.now().minusHours(2));
         WithdrawalRequestEntity withdrawal = seedWithdrawal(ApiTestDataSeeder.DEFAULT_TENANT_ID, new BigDecimal("88.60"));
@@ -89,8 +100,6 @@ class AdminWithdrawalControllerApiTest extends AbstractApiTest {
                 .andReturn();
 
         JsonNode data = objectMapper.readTree(result.getResponse().getContentAsString()).get("data");
-        String expectedClerkNickname = clerkUserInfoService.selectById(ApiTestDataSeeder.DEFAULT_CLERK_ID).getNickname();
-        String expectedCustomerNickname = customUserInfoService.selectById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID).getNickname();
 
         boolean foundOrder = false;
         boolean foundMissing = false;
@@ -100,9 +109,9 @@ class AdminWithdrawalControllerApiTest extends AbstractApiTest {
                 Assertions.assertThat(node.path("orderStatus").asText()).isEqualTo(order.getOrderStatus());
                 Assertions.assertThat(node.path("earningType").asText()).isEqualTo(EarningsType.ORDER.name());
                 Assertions.assertThat(node.path("orderClerkId").asText()).isEqualTo(ApiTestDataSeeder.DEFAULT_CLERK_ID);
-                Assertions.assertThat(node.path("orderClerkNickname").asText()).isEqualTo(expectedClerkNickname);
+                Assertions.assertThat(normalizeUtf8(node.path("orderClerkNickname").asText())).isEqualTo(expectedClerkNickname);
                 Assertions.assertThat(node.path("orderCustomerId").asText()).isEqualTo(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
-                Assertions.assertThat(node.path("orderCustomerNickname").asText()).isEqualTo(expectedCustomerNickname);
+                Assertions.assertThat(normalizeUtf8(node.path("orderCustomerNickname").asText())).isEqualTo(expectedCustomerNickname);
                 foundOrder = true;
             }
             if (node.path("orderNo").isNull()) {
@@ -299,6 +308,72 @@ class AdminWithdrawalControllerApiTest extends AbstractApiTest {
         return id;
     }
 
+    private void ensureProfileFixtures() {
+        ensureTenantContext();
+        ensureClerkFixture();
+        ensureCustomerFixture();
+    }
+
+    private void ensureClerkFixture() {
+        PlayClerkUserInfoEntity clerk = clerkUserInfoService.getById(ApiTestDataSeeder.DEFAULT_CLERK_ID);
+        if (clerk != null) {
+            return;
+        }
+        PlayClerkUserInfoEntity entity = new PlayClerkUserInfoEntity();
+        entity.setId(ApiTestDataSeeder.DEFAULT_CLERK_ID);
+        entity.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+        entity.setSysUserId(ApiTestDataSeeder.DEFAULT_ADMIN_USER_ID);
+        entity.setOpenid(ApiTestDataSeeder.DEFAULT_CLERK_OPEN_ID);
+        entity.setNickname("小测官");
+        entity.setGroupId(ApiTestDataSeeder.DEFAULT_GROUP_ID);
+        entity.setLevelId(ApiTestDataSeeder.DEFAULT_CLERK_LEVEL_ID);
+        entity.setFixingLevel("1");
+        entity.setSex("2");
+        entity.setPhone("13900000001");
+        entity.setWeiChatCode("apitest-clerk");
+        entity.setAvatar("https://example.com/avatar.png");
+        entity.setAccountBalance(BigDecimal.ZERO);
+        entity.setOnboardingState("1");
+        entity.setListingState("1");
+        entity.setDisplayState("1");
+        entity.setOnlineState("1");
+        entity.setRandomOrderState("1");
+        entity.setClerkState("1");
+        entity.setEntryTime(LocalDateTime.now());
+        entity.setToken("apitest-clerk-token");
+        entity.setDeleted(false);
+        clerkUserInfoService.save(entity);
+    }
+
+    private void ensureCustomerFixture() {
+        PlayCustomUserInfoEntity customer = customUserInfoService.getById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
+        if (customer != null) {
+            return;
+        }
+        PlayCustomUserInfoEntity entity = new PlayCustomUserInfoEntity();
+        entity.setId(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
+        entity.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+        entity.setOpenid("openid-customer-apitest");
+        entity.setUnionid("unionid-customer-apitest");
+        entity.setNickname("测试顾客");
+        entity.setSex(1);
+        entity.setPhone("13700000002");
+        entity.setWeiChatCode("apitest-customer");
+        entity.setAccountBalance(new BigDecimal("200.00"));
+        entity.setAccumulatedRechargeAmount(new BigDecimal("200.00"));
+        entity.setAccumulatedConsumptionAmount(BigDecimal.ZERO);
+        entity.setAccountState("1");
+        entity.setSubscribeState("1");
+        entity.setPurchaseState("1");
+        entity.setMobilePhoneState("1");
+        Date now = new Date();
+        entity.setRegistrationTime(now);
+        entity.setLastLoginTime(now);
+        entity.setToken("apitest-customer-token");
+        entity.setDeleted(false);
+        customUserInfoService.save(entity);
+    }
+
     private void ensureTenantContext() {
         SecurityUtils.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
     }
@@ -306,4 +381,16 @@ class AdminWithdrawalControllerApiTest extends AbstractApiTest {
     private Date toDate(LocalDateTime value) {
         return Date.from(value.atZone(ZoneId.systemDefault()).toInstant());
     }
+
+    private String normalizeUtf8(String value) {
+        if (value == null) {
+            return null;
+        }
+        boolean convertible = value.chars().allMatch(ch -> ch <= 0xFF);
+        if (!convertible) {
+            return value;
+        }
+        byte[] bytes = value.getBytes(StandardCharsets.ISO_8859_1);
+        return new String(bytes, StandardCharsets.UTF_8);
+    }
 }