Uploading error

Hi.
I can't smartftp to upload my files to my website.
I'm doing a school project and I need to upload this file to my website.
This is the error message that came up.
Could anyone help?
Thanks,
Elephant

[08:19:14] Operation Begin
[08:19:14] Resolving host name "olisawesomeirt.hostwebs.com"
[08:19:14] Connecting to 206.188.195.253 Port: 21
[08:19:15] Connected to olisawesomeirt.hostwebs.com.
[08:19:15] 220 (vsFTPd 2.0.5)
[08:19:15] USER ftp1502314
[08:19:15] 331 Please specify the password.
[08:19:15] PASS (hidden)
[08:19:16] 230 Login successful.
[08:19:16] SYST
[08:19:16] 215 UNIX Type: L8
[08:19:16] Detected Server Type: UNIX
[08:19:16] RTT: 309.560 ms
[08:19:16] FEAT
[08:19:16] 211-Features:
[08:19:17] EPRT
[08:19:17] EPSV
[08:19:17] MDTM
[08:19:17] PASV
[08:19:17] REST STREAM
[08:19:17] SIZE
[08:19:17] TVFS
[08:19:17] 211 End
[08:19:17] PWD
[08:19:17] 257 "/"
[08:19:17] TYPE I
[08:19:17] 200 Switching to Binary mode.
[08:19:17] SIZE multimedia.pptx
[08:19:18] 550 Could not get file size.
[08:19:18] File exist check failed. File not found or permission denied.
[08:19:18] PASV
[08:19:18] 227 Entering Passive Mode (206,188,195,253,196,123)
[08:19:18] Opening data connection to 206.188.195.253 Port: 50299
[08:19:18] RETR multimedia.pptx
[08:19:18] 550 Failed to open file.
[08:19:18] MDTM multimedia.pptx
[08:19:19] 550 Could not get file modification time.
[08:19:19] STAT multimedia.pptx
[08:19:19] 213-Status follows:
[08:19:19] 213 End of status
[08:19:19] Obtaining file information (size/date) from directory listing.
[08:19:19] TYPE A
[08:19:20] 200 Switching to ASCII mode.
[08:19:20] PASV
[08:19:20] 227 Entering Passive Mode (206,188,195,253,133,143)
[08:19:20] Opening data connection to 206.188.195.253 Port: 34191
[08:19:20] LIST -aL
[08:19:21] 150 Here comes the directory listing.
[08:19:21] 313 bytes transferred. (1003 bytes/s) (312 ms)
[08:19:21] 226 Directory send OK.
[08:19:21] File "multimedia.pptx" not found in directory listing.
[08:19:21] Transfer failed.
[08:19:21] Operation End

The file does not seem to exist on the server or the file cannot be opened for other reasons. Please contact your web hosting provider:

[08:19:18] 227 Entering Passive Mode (206,188,195,253,196,123)
[08:19:18] Opening data connection to 206.188.195.253 Port: 50299
[08:19:18] RETR multimedia.pptx
[08:19:18] 550 Failed to open file.