fix

Model/Services/SOCClientService.cs

@@ -253,11 +253,6 @@ namespace SparkClient.Model.Services
 
                 // 读取图片接口
                 List<string> imageNames = await RetrieveImageAsync(savePath);
-                if (imageNames.Count == 0)
-                {
-                    // 采集状态失败
-                        return new SocResultEntity { Status = StatusCodes.ImageFileReadFailure, Images = new List<string>() };                        
-                }
                 // 采集状态接口
                 string acquisitionStatus = await CollectStatusAsync();
                 // 成功
@@ -266,6 +261,11 @@ namespace SparkClient.Model.Services
                     // 采集状态失败
                     return new SocResultEntity { Status = acquisitionStatus, Images = new List<string>() };                        
                 }
+                if (imageNames.Count == 0)
+                {
+                    // 图片文件读取失败
+                    return new SocResultEntity { Status = StatusCodes.ImageFileReadFailure, Images = new List<string>() };                        
+                }
                 return new SocResultEntity { Status = acquisitionStatus, Images = imageNames, DeviceId = entity.DeviceId};                
             }
             catch (Exception e)