150,System.IO.IOException: The process cannot access the file 'C:\inetpub\wwwroot\css\ExtFiles\CSS150DB.css' because it is being used by another process.
   at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
   at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy)
   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, String msgPath, Boolean bFromProxy)
   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options)
   at System.IO.StreamWriter..ctor(String path, Boolean append, Encoding encoding, Int32 bufferSize)
   at System.IO.StreamWriter..ctor(String path, Boolean append, Encoding encoding)
   at System.IO.File.WriteAllText(String path, String contents, Encoding encoding)
   at MasterPage.getStore() in C:\inetpub\wwwroot\MasterPage.master.vb:line 208
   at MasterPage.Page_Init(Object sender, EventArgs e) in C:\inetpub\wwwroot\MasterPage.master.vb:line 18
        
            
    
        
        
    
         
    
              
    
           
                
    
    
	Retractable Lifelines | 48WS