Description: An error occurred during the parsing of a resource required to service this request. Please review the following specific parse error details and modify your source file appropriately.
Parser Error Message: The process cannot access the file 'D:\web\es\mag.aspx.cs' because it is being used by another process.
Source Error:
[No relevant source lines]
Source File: /mag.aspx.cs Line: 1
Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4805.0