System.IO.FileNotFoundException: Could not find file 'D:\Websites\ColumbusPublicSchoolRudrapur_New\DownloadMat\Book_List\BookList2021_22_9.pdf'.
File name: 'D:\Websites\ColumbusPublicSchoolRudrapur_New\DownloadMat\Book_List\BookList2021_22_9.pdf'
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.FileInfo.get_Length()
at _Download.DownloadAttachment(String str) in D:\Websites\ColumbusPublicSchoolRudrapur_New\Download.aspx.vb:line 27
at _Download.Page_Load(Object sender, EventArgs e) in D:\Websites\ColumbusPublicSchoolRudrapur_New\Download.aspx.vb:line 37
Columbus Public School, Rudrapur