Hanging on "Starting Session"

> 2021-06-08 15:09:22.447 PWD
< 2021-06-08 15:09:22.494 257 "" is current directory.
. 2021-06-08 15:09:22.494 Got reply 1 to the command 16
. 2021-06-08 15:09:22.494 Getting current directory name.
> 2021-06-08 15:09:22.494 PWD
< 2021-06-08 15:09:22.541 257 "" is current directory.
. 2021-06-08 15:09:22.541 Got reply 1 to the command 16
. 2021-06-08 15:09:22.541 Getting current directory name.
> 2021-06-08 15:09:22.541 PWD
< 2021-06-08 15:09:22.589 257 "" is current directory.
. 2021-06-08 15:09:22.589 Got reply 1 to the command 16
. 2021-06-08 15:09:22.589 Getting current directory name.
> 2021-06-08 15:09:22.589 PWD
< 2021-06-08 15:09:22.642 257 "" is current directory.
. 2021-06-08 15:09:22.642 Got reply 1 to the command 16
. 2021-06-08 15:09:22.642 Getting current directory name.
> 2021-06-08 15:09:22.643 PWD
< 2021-06-08 15:09:22.698 257 "" is current directory.
. 2021-06-08 15:09:22.698 Got reply 1 to the command 16
. 2021-06-08 15:09:22.698 Getting current directory name.
> 2021-06-08 15:09:22.698 PWD
< 2021-06-08 15:09:22.745 257 "" is current directory.
. 2021-06-08 15:09:22.745 Got reply 1 to the command 16
. 2021-06-08 15:09:22.745 Getting current directory name.
> 2021-06-08 15:09:22.745 PWD
< 2021-06-08 15:09:22.794 257 "" is current directory.
. 2021-06-08 15:09:22.794 Got reply 1 to the command 16
. 2021-06-08 15:09:22.794 Getting current directory name.

. 2021-06-14 15:55:07.274 --------------------------------------------------------------------------
. 2021-06-14 15:55:07.274 WinSCP Version 5.17.10 (Build 11087) (OS 6.3.9600 - Windows Server 2012 R2 Datacenter)
. 2021-06-14 15:55:07.274 Configuration: HKCU\Software\Martin Prikryl\WinSCP 2\
. 2021-06-14 15:55:07.275 Log level: Debug 2
. 2021-06-14 15:55:07.275 Local account: *****<redacted>*********
. 2021-06-14 15:55:07.275 Working directory: C:\Program Files (x86)\WinSCP
. 2021-06-14 15:55:07.275 Process ID: 5468
. 2021-06-14 15:55:07.276 Command-line: "C:\Program Files (x86)\WinSCP\WinSCP.exe" 
. 2021-06-14 15:55:07.276 Time zone: Current: GMT-4, Standard: GMT-5 (Eastern Standard Time), DST: GMT-4 (Eastern Daylight Time), DST Start: 3/14/2021, DST End: 11/7/2021
. 2021-06-14 15:55:07.276 Login time: Monday, June 14, 2021 3:55:07 PM
. 2021-06-14 15:55:07.276 --------------------------------------------------------------------------
. 2021-06-14 15:55:07.276 Session name: *****<redacted>********* (Site)
. 2021-06-14 15:55:07.276 Host name: *****<redacted>********* (Port: 21)
. 2021-06-14 15:55:07.276 User name: *****<redacted>********* (Password: No, Key file: No, Passphrase: No)
. 2021-06-14 15:55:07.276 Transfer Protocol: FTP
. 2021-06-14 15:55:07.276 Ping type: Dummy, Ping interval: 30 sec; Timeout: 15 sec
. 2021-06-14 15:55:07.276 Disable Nagle: No
. 2021-06-14 15:55:07.276 Proxy: None
. 2021-06-14 15:55:07.276 Send buffer: 262144
. 2021-06-14 15:55:07.276 UTF: Auto
. 2021-06-14 15:55:07.276 FTPS: None [Client certificate: No]
. 2021-06-14 15:55:07.276 FTP: Passive: Yes [Force IP: Auto]; MLSD: Auto [List all: Auto]; HOST: Auto
. 2021-06-14 15:55:07.276 Local directory: *****<redacted>*********, Remote directory: /inbox, Update: Yes, Cache: Yes
. 2021-06-14 15:55:07.276 Cache directory changes: Yes, Permanent: Yes
. 2021-06-14 15:55:07.276 Recycle bin: Delete to: No, Overwritten to: No, Bin path: 
. 2021-06-14 15:55:07.276 Timezone offset: 0h 0m
. 2021-06-14 15:55:07.277 --------------------------------------------------------------------------
. 2021-06-14 15:55:07.307 Connecting to *****<redacted>********* ...
. 2021-06-14 15:55:07.326 Connected with *****<redacted>*********. Waiting for welcome message...
< 2021-06-14 15:55:07.427 220 *****<redacted>********* FTP/S server (zion.8.149) ready.
> 2021-06-14 15:55:07.428 USER *****<redacted>*********
< 2021-06-14 15:55:07.500 331 Attempting FTP login for user *****<redacted>*********
. 2021-06-14 15:55:07.500 Session upkeep
. 2021-06-14 15:55:08.501 Session upkeep
. 2021-06-14 15:55:09.501 Session upkeep
. 2021-06-14 15:55:10.501 Session upkeep
. 2021-06-14 15:55:11.501 Session upkeep
. 2021-06-14 15:55:12.502 Session upkeep
. 2021-06-14 15:55:13.502 Session upkeep
. 2021-06-14 15:55:14.502 Session upkeep
. 2021-06-14 15:55:15.502 Session upkeep
. 2021-06-14 15:55:16.502 Session upkeep
. 2021-06-14 15:55:17.502 Session upkeep
. 2021-06-14 15:55:18.502 Session upkeep
. 2021-06-14 15:55:19.502 Session upkeep
. 2021-06-14 15:55:20.502 Session upkeep
. 2021-06-14 15:55:21.502 Session upkeep
. 2021-06-14 15:55:22.502 Session upkeep
. 2021-06-14 15:55:23.502 Session upkeep
. 2021-06-14 15:55:24.503 Session upkeep
. 2021-06-14 15:55:25.503 Session upkeep
. 2021-06-14 15:55:26.503 Session upkeep
. 2021-06-14 15:55:27.503 Session upkeep
. 2021-06-14 15:55:28.503 Session upkeep
. 2021-06-14 15:55:29.503 Session upkeep
. 2021-06-14 15:55:30.503 Session upkeep
. 2021-06-14 15:55:31.503 Session upkeep
. 2021-06-14 15:55:32.503 Session upkeep
. 2021-06-14 15:55:33.503 Session upkeep
. 2021-06-14 15:55:34.503 Session upkeep
. 2021-06-14 15:55:35.503 Session upkeep
. 2021-06-14 15:55:36.504 Session upkeep
. 2021-06-14 15:55:37.504 Session upkeep
. 2021-06-14 15:55:38.504 Session upkeep
. 2021-06-14 15:55:39.504 Session upkeep
. 2021-06-14 15:55:40.504 Session upkeep
. 2021-06-14 15:55:41.504 Session upkeep
. 2021-06-14 15:55:42.504 Session upkeep
. 2021-06-14 15:55:43.504 Session upkeep
. 2021-06-14 15:55:44.504 Session upkeep
. 2021-06-14 15:55:45.504 Session upkeep
. 2021-06-14 15:55:46.504 Session upkeep
. 2021-06-14 15:55:47.504 Session upkeep
. 2021-06-14 15:55:48.505 Session upkeep
. 2021-06-14 15:55:49.505 Session upkeep
> 2021-06-14 15:55:50.236 PASS ********
< 2021-06-14 15:55:50.314 230 User *****<redacted>********* logged in from *****<redacted>*********
> 2021-06-14 15:55:50.314 SYST
< 2021-06-14 15:55:51.502 215 UNIX Type: L8
> 2021-06-14 15:55:51.502 FEAT
< 2021-06-14 15:55:51.697 500 'FEAT': command not understood.
. 2021-06-14 15:55:51.697 Session upkeep
. 2021-06-14 15:55:51.702 Connected
. 2021-06-14 15:55:51.702 Got reply 1 to the command 1
. 2021-06-14 15:55:51.702 --------------------------------------------------------------------------
. 2021-06-14 15:55:51.702 Using FTP protocol.
. 2021-06-14 15:55:51.703 Doing startup conversation with host.
> 2021-06-14 15:55:51.715 cd *****<redacted>*********
< 2021-06-14 15:55:51.781 500 'CD *****<redacted>*********': command not understood.
. 2021-06-14 15:55:51.781 Got reply 4 to the command 16
. 2021-06-14 15:55:51.781 Getting current directory name.
> 2021-06-14 15:55:51.782 PWD
< 2021-06-14 15:55:51.944 257 "" is current directory.
. 2021-06-14 15:55:51.944 Got reply 1 to the command 16
. 2021-06-14 15:55:51.944 Getting current directory name.
> 2021-06-14 15:55:51.944 PWD
< 2021-06-14 15:55:52.024 257 "" is current directory.
. 2021-06-14 15:55:52.024 Got reply 1 to the command 16
. 2021-06-14 15:55:52.024 Getting current directory name.
> 2021-06-14 15:55:52.024 PWD
< 2021-06-14 15:55:52.210 257 "" is current directory.
. 2021-06-14 15:55:52.210 Got reply 1 to the command 16
. 2021-06-14 15:55:52.210 Getting current directory name.
> 2021-06-14 15:55:52.210 PWD
< 2021-06-14 15:55:52.317 257 "" is current directory.
. 2021-06-14 15:55:52.317 Got reply 1 to the command 16
. 2021-06-14 15:55:52.317 Getting current directory name.
> 2021-06-14 15:55:52.317 PWD
< 2021-06-14 15:55:52.411 257 "" is current directory.
. 2021-06-14 15:55:52.411 Got reply 1 to the command 16
. 2021-06-14 15:55:52.411 Getting current directory name.
> 2021-06-14 15:55:52.411 PWD
< 2021-06-14 15:55:52.535 257 "" is current directory.
. 2021-06-14 15:55:52.535 Got reply 1 to the command 16
. 2021-06-14 15:55:52.535 Getting current directory name.

> 2021-06-14 15:55:51.715 cd *****<redacted>*********
< 2021-06-14 15:55:51.781 500 'CD *****<redacted>*********': command not understood.