PERMISSION DENIED IN FTP SERVER

Hi all,

i have XML to XML scenario. i have put xi_input.xml in my system and made delete mode in sender communication channel. but its not picking and deleting the data, its giving error in FTP serve as "permission denied" and in runtime work bench error is "Failed to delete file 'xi_input.txt' after processing. The FTP server returned the following error message: 'com.sap.aii.adapter.file.ftp.FTPEx: 550 Permission denied'. For details, contact your FTP server vendor.". please help me

thanks and regards