C# 异常
异常情景:
错误提示:
2020-02-26 14:43:55,528 线程ID: [47] 耗时:[611] ERROR>> [出错类:PassTrain.BLL.Train_BLL;出错消息:Aitest_Review_PushMarkResultByReviewClouds]
System.InvalidOperationException: Collection was modified; enumeration operation may not execute.
at PassTrain.Exercise.ReviewSocket_Basic.SendReviewData(String JsonData, String UserId)
at PassTrain.BLL.Train_BLL.Aitest_Review_PushMarkResultByReviewClouds(Object info)
出现错误情况:
字典一旦赋了键值便不能够在循环里面进行修改/删除等操作,只能获取
解决方法:
可以将foreach循环修改改为for循环
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异常情景:
错误提示:
2020-02-26 18:44:54,993 线程ID: [8] 耗时:[70] ERROR>> 开启日志文件的配置时异常==>
System.NullReferenceException: Object reference not set to an instance of an object.
at PassTrain.Helper.LogHelper.setlogEnable()
出现错误情况:
未做空处理
解决方法:
如上图
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IIS异常
AddBy 2020-12-23
无法读取json文件(web.config配置文件异常),解决案例:https://blog.csdn.net/yinsefeixingchuan/article/details/107444511
Web.config文件进行相关配置
<system.webServer> <staticContent> <remove fileExtension=".json" /> <mimeMap fileExtension=".json" mimeType="application/json" /> <mimeMap fileExtension=".mrt" mimeType="application/json" /> </staticContent> </system.webServer>
EndBy 2020-12-23
异常情景:
错误提示:
出现错误情况:
解决方法: