diff --git a/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application.Contracts/Dtos/Reports/ReportsLabelReportOutputDto.cs b/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application.Contracts/Dtos/Reports/ReportsLabelReportOutputDto.cs
index aacfd87..b413c7a 100644
--- a/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application.Contracts/Dtos/Reports/ReportsLabelReportOutputDto.cs
+++ b/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application.Contracts/Dtos/Reports/ReportsLabelReportOutputDto.cs
@@ -26,11 +26,11 @@ public class ReportsLabelReportSummaryDto
     /// <summary>相对上一同长周期变化率（百分比，如 20.1 表示 +20.1%）</summary>
     public decimal TotalLabelsPrintedChangeRate { get; set; }
 
-    public string MostPrintedCategoryName { get; set; } = "无";
+    public string? MostPrintedCategoryName { get; set; }
 
     public int MostPrintedCategoryCount { get; set; }
 
-    public string TopProductName { get; set; } = "无";
+    public string? TopProductName { get; set; }
 
     public int TopProductCount { get; set; }
 
@@ -43,9 +43,9 @@ public class ReportsLabelReportSummaryDto
 
 public class ReportsCategoryCountDto
 {
-    public string CategoryId { get; set; } = string.Empty;
+    public string? CategoryId { get; set; }
 
-    public string CategoryName { get; set; } = "无";
+    public string? CategoryName { get; set; }
 
     public int Count { get; set; }
 }
@@ -59,11 +59,11 @@ public class ReportsDailyCountDto
 
 public class ReportsTopProductRowDto
 {
-    public string ProductId { get; set; } = string.Empty;
+    public string? ProductId { get; set; }
 
-    public string ProductName { get; set; } = "无";
+    public string? ProductName { get; set; }
 
-    public string CategoryName { get; set; } = "无";
+    public string? CategoryName { get; set; }
 
     public int TotalPrinted { get; set; }
 
diff --git a/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application/Services/ReportsAppService.cs b/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application/Services/ReportsAppService.cs
index 1218b35..8640cec 100644
--- a/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application/Services/ReportsAppService.cs
+++ b/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application/Services/ReportsAppService.cs
@@ -368,8 +368,8 @@ public class ReportsAppService : ApplicationService, IReportsAppService
             .OrderByDescending(x => x.Cnt)
             .Select(x => new ReportsCategoryCountDto
             {
-                CategoryId = x.Id ?? string.Empty,
-                CategoryName = string.IsNullOrWhiteSpace(x.CategoryName) ? "无" : x.CategoryName.Trim(),
+                CategoryId = string.IsNullOrWhiteSpace(x.Id) ? null : x.Id.Trim(),
+                CategoryName = string.IsNullOrWhiteSpace(x.CategoryName) ? null : x.CategoryName.Trim(),
                 Count = x.Cnt
             })
             .ToList();
@@ -379,9 +379,9 @@ public class ReportsAppService : ApplicationService, IReportsAppService
             var pct = totalCur <= 0 ? 0m : Math.Round(x.Cnt * 100m / totalCur, 2);
             return new ReportsTopProductRowDto
             {
-                ProductId = x.Id ?? string.Empty,
-                ProductName = string.IsNullOrWhiteSpace(x.ProductName) ? "无" : x.ProductName.Trim(),
-                CategoryName = string.IsNullOrWhiteSpace(x.CategoryName) ? "无" : x.CategoryName!.Trim(),
+                ProductId = string.IsNullOrWhiteSpace(x.Id) ? null : x.Id.Trim(),
+                ProductName = string.IsNullOrWhiteSpace(x.ProductName) ? null : x.ProductName.Trim(),
+                CategoryName = string.IsNullOrWhiteSpace(x.CategoryName) ? null : x.CategoryName!.Trim(),
                 TotalPrinted = x.Cnt,
                 UsagePercent = pct
             };
@@ -394,9 +394,9 @@ public class ReportsAppService : ApplicationService, IReportsAppService
                 TotalLabelsPrinted = totalCur,
                 TotalLabelsPrintedPrevPeriod = totalPrev,
                 TotalLabelsPrintedChangeRate = CalcChangeRate(totalCur, totalPrev),
-                MostPrintedCategoryName = topCat is null ? "无" : (topCat.CategoryName?.Trim() ?? "无"),
+                MostPrintedCategoryName = string.IsNullOrWhiteSpace(topCat?.CategoryName) ? null : topCat.CategoryName.Trim(),
                 MostPrintedCategoryCount = topCat?.Cnt ?? 0,
-                TopProductName = topProd is null ? "无" : (topProd.ProductName?.Trim() ?? "无"),
+                TopProductName = string.IsNullOrWhiteSpace(topProd?.ProductName) ? null : topProd.ProductName.Trim(),
                 TopProductCount = topProd?.Cnt ?? 0,
                 AvgDailyPrints = avgDaily,
                 AvgDailyPrintsPrevPeriod = avgDailyPrev,
diff --git a/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application/Services/UsAppAuthAppService.cs b/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application/Services/UsAppAuthAppService.cs
index 44ebf48..4afa3f5 100644
--- a/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application/Services/UsAppAuthAppService.cs
+++ b/美国版/Food Labeling Management Code/Yi.Abp.Net8/module/food-labeling-us/FoodLabeling.Application/Services/UsAppAuthAppService.cs
@@ -214,11 +214,14 @@ public class UsAppAuthAppService : ApplicationService, IUsAppAuthAppService
             throw new UserFriendlyException("用户不存在或已停用");
         }
 
-        var roleRows = await _dbContext.SqlSugarClient.Queryable<UserRoleEntity, RoleAggregateRoot>((ur, r) => ur.RoleId == r.Id)
-            .Where((ur, r) => ur.UserId == userId && !r.IsDeleted && r.State)
-            .OrderBy((ur, r) => r.OrderNum)
-            .Select((ur, r) => new { r.RoleName, r.RoleCode })
-            .ToListAsync();
+        // 避免 SqlSugar 在该环境下对 Role 关联表达式解析异常（Select 不支持），这里改用显式 SQL 查询角色。
+        var roleRows = await _dbContext.SqlSugarClient.Ado.SqlQueryAsync<MyProfileRoleRow>(
+            @"SELECT r.RoleName, r.RoleCode
+              FROM UserRole ur
+              INNER JOIN Role r ON ur.RoleId = r.Id
+              WHERE ur.UserId = @UserId AND r.IsDeleted = 0 AND r.State = 1
+              ORDER BY r.OrderNum ASC",
+            new { UserId = userId });
 
         var roleNames = roleRows.Select(x => x.RoleName?.Trim()).Where(x => !string.IsNullOrWhiteSpace(x)).ToList();
         var roleDisplay = roleNames.Count == 0 ? "无" : string.Join(", ", roleNames);
@@ -338,22 +341,19 @@ public class UsAppAuthAppService : ApplicationService, IUsAppAuthAppService
             return ("无", "无");
         }
 
-        var rows = await _dbContext.SqlSugarClient.Queryable<UserAggregateRoot, UserRoleEntity, RoleAggregateRoot>(
-                (u, ur, r) => u.Id == ur.UserId && ur.RoleId == r.Id)
-            .Where((u, ur, r) => userGuids.Contains(u.Id) && !u.IsDeleted && u.State)
-            .Where((u, ur, r) => !r.IsDeleted && r.State)
-            .Where((u, ur, r) =>
-                SqlFunc.ToLower(r.RoleCode).Contains("manager") ||
-                SqlFunc.ToLower(r.RoleName).Contains("manager"))
-            .OrderBy((u, ur, r) => u.Name)
-            .Select((u, ur, r) => new
-            {
-                u.Name,
-                u.Nick,
-                u.UserName,
-                u.Phone
-            })
-            .ToListAsync();
+        var rows = await _dbContext.SqlSugarClient.Ado.SqlQueryAsync<LocationManagerRow>(
+            @"SELECT u.Name, u.Nick, u.UserName, u.Phone
+              FROM User u
+              INNER JOIN UserRole ur ON u.Id = ur.UserId
+              INNER JOIN Role r ON ur.RoleId = r.Id
+              WHERE u.IsDeleted = 0
+                AND u.State = 1
+                AND r.IsDeleted = 0
+                AND r.State = 1
+                AND (LOWER(r.RoleCode) LIKE '%manager%' OR LOWER(r.RoleName) LIKE '%manager%')
+                AND u.Id IN (@UserIds)
+              ORDER BY u.Name ASC",
+            new { UserIds = userGuids });
 
         var row = rows.FirstOrDefault();
         if (row is null)
@@ -520,4 +520,22 @@ public class UsAppAuthAppService : ApplicationService, IUsAppAuthAppService
 
         return segments.Count == 0 ? "无" : string.Join(", ", segments);
     }
+
+    private sealed class MyProfileRoleRow
+    {
+        public string? RoleName { get; set; }
+
+        public string? RoleCode { get; set; }
+    }
+
+    private sealed class LocationManagerRow
+    {
+        public string? Name { get; set; }
+
+        public string? Nick { get; set; }
+
+        public string? UserName { get; set; }
+
+        public long? Phone { get; set; }
+    }
 }
diff --git a/项目相关文档/美国版App登录接口说明.md b/项目相关文档/美国版App登录接口说明.md
index 9da9fa1..1e57ff8 100644
--- a/项目相关文档/美国版App登录接口说明.md
+++ b/项目相关文档/美国版App登录接口说明.md
@@ -233,19 +233,19 @@ Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...
 ### HTTP
 
 - **方法**：`GET`
-- **路径**：`/api/app/us-app-auth/location-detail`（以 Swagger 中 `UsAppAuth` → `GetLocationDetail` 为准；`locationId` 一般为 **Query** 参数）
+- **路径**：`/api/app/us-app-auth/location-detail/{locationId}`（以 Swagger 中 `UsAppAuth` → `GetLocationDetail` 为准）
 - **鉴权**：需要登录（`Authorization: Bearer {token}`）
 
 ### 请求参数
 
 | 参数名 | 位置 | 类型 | 必填 | 说明 |
 |--------|------|------|------|------|
-| `locationId` | Query | string | 是 | 门店主键，Guid 字符串（与 `locations[].id` 一致） |
+| `locationId` | Path | string | 是 | 门店主键，Guid 字符串（与 `locations[].id` 一致） |
 
 ### 传参示例
 
 ```http
-GET /api/app/us-app-auth/location-detail?locationId=a2696b9e-2277-11f1-b4c6-00163e0c7c4f HTTP/1.1
+GET /api/app/us-app-auth/location-detail/a2696b9e-2277-11f1-b4c6-00163e0c7c4f HTTP/1.1
 Host: localhost:19001
 Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...
 ```