Rclone pop up an I/O error when creating a folder in a mounted FTP drive

Hello! Here is the running output:
First time:

Z:\>rclone.exe mkdir "108 21sj:/testdirctoryname" -vv --dump bodies
2024/02/02 09:34:38 DEBUG : rclone: Version "v1.65.2" starting with parameters ["D:\\Scoop\\apps\\rclone\\current\\rclone.exe" "mkdir" "108 21sj:/testdirctoryname" "-vv" "--dump" "bodies"]
2024/02/02 09:34:38 DEBUG : Creating backend with remote "108 21sj:/testdirctoryname"
2024/02/02 09:34:38 DEBUG : Using config file from "D:\\Scoop\\apps\\rclone\\current\\rclone.conf"
2024/02/02 09:34:38 DEBUG : ftp://192.168.0.108:2121/testdirctoryname: Connecting to FTP server
2024/02/02 09:34:38 DEBUG : ftp://192.168.0.108:2121/testdirctoryname: dial("tcp","192.168.0.108:2121")
2024/02/02 09:34:38 DEBUG : ftp://192.168.0.108:2121/testdirctoryname: > dial: conn=*fshttp.timeoutConn, err=<nil>
2024/02/02 09:34:38 DEBUG : FTP Rx: "220 rsftp 1.6.30 ready"
2024/02/02 09:34:38 DEBUG : FTP Tx: "USER ftp"
2024/02/02 09:34:38 DEBUG : FTP Rx: "331 Send password"
2024/02/02 09:34:38 DEBUG : FTP Tx: PASS *****
2024/02/02 09:34:38 DEBUG : FTP Rx: "230 Access granted"
2024/02/02 09:34:38 DEBUG : FTP Tx: "FEAT"
2024/02/02 09:34:38 DEBUG : FTP Rx: "211-Features supported by FTP Server"
2024/02/02 09:34:39 DEBUG : FTP Rx: " UTF8"
2024/02/02 09:34:39 DEBUG : FTP Rx: " MDTM"
2024/02/02 09:34:39 DEBUG : FTP Rx: " MFMT"
2024/02/02 09:34:39 DEBUG : FTP Rx: " MLST Type*;Size*;Modify*;Perm"
2024/02/02 09:34:39 DEBUG : FTP Rx: " HASH MD5;SHA-1;SHA-256;SHA-384;SHA-512"
2024/02/02 09:34:39 DEBUG : FTP Rx: " REST STREAM"
2024/02/02 09:34:39 DEBUG : FTP Rx: " RANG STREAM"
2024/02/02 09:34:39 DEBUG : FTP Rx: "211 End"
2024/02/02 09:34:39 DEBUG : FTP Tx: "TYPE I"
2024/02/02 09:34:39 DEBUG : FTP Rx: "200 Binary type set"
2024/02/02 09:34:39 DEBUG : FTP Tx: "OPTS UTF8 ON"
2024/02/02 09:34:39 DEBUG : FTP Rx: "200 OPTS accepted"
2024/02/02 09:34:39 DEBUG : FTP Tx: "MLST /testdirctoryname"
2024/02/02 09:34:39 DEBUG : FTP Rx: "550 file does not exist"
2024/02/02 09:34:39 DEBUG : FTP Tx: "NOOP"
2024/02/02 09:34:39 DEBUG : FTP Rx: "200 NOOP ok"
2024/02/02 09:34:39 DEBUG : ftp://192.168.0.108:2121/testdirctoryname: Making directory
2024/02/02 09:34:39 DEBUG : FTP Tx: "MLST /testdirctoryname"
2024/02/02 09:34:39 DEBUG : FTP Rx: "550 file does not exist"
2024/02/02 09:34:39 DEBUG : FTP Tx: "NOOP"
2024/02/02 09:34:39 DEBUG : FTP Rx: "200 NOOP ok"
2024/02/02 09:34:39 DEBUG : FTP Tx: "MKD /testdirctoryname"
2024/02/02 09:34:39 DEBUG : FTP Rx: "250 Directory created"
2024/02/02 09:34:39 DEBUG : FTP Tx: "NOOP"
2024/02/02 09:34:39 DEBUG : FTP Rx: "200 NOOP ok"
2024/02/02 09:34:39 ERROR : Attempt 1/3 failed with 1 errors and: 250 Directory created
2024/02/02 09:34:39 DEBUG : ftp://192.168.0.108:2121/testdirctoryname: Making directory
2024/02/02 09:34:39 DEBUG : FTP Tx: "MLST /testdirctoryname"
2024/02/02 09:34:39 DEBUG : FTP Rx: "250- Listing /testdirctoryname"
2024/02/02 09:34:39 DEBUG : FTP Rx: "Size=3488;Modify=20240202013439;Type=dir;Perm=elfpcm; testdirctoryname"
2024/02/02 09:34:39 DEBUG : FTP Rx: ""
2024/02/02 09:34:39 DEBUG : FTP Rx: "250 End"
2024/02/02 09:34:39 ERROR : Attempt 2/3 succeeded
2024/02/02 09:34:39 DEBUG : 2 go routines active
2024/02/02 09:34:39 DEBUG : ftp://192.168.0.108:2121/testdirctoryname: closing 1 unused connections
2024/02/02 09:34:39 DEBUG : FTP Tx: "QUIT"

Second time:

Z:\>rclone.exe mkdir "108 21sj:/testdirctoryname1" -vv --dump bodies
2024/02/02 09:34:46 DEBUG : rclone: Version "v1.65.2" starting with parameters ["D:\\Scoop\\apps\\rclone\\current\\rclone.exe" "mkdir" "108 21sj:/testdirctoryname1" "-vv" "--dump" "bodies"]
2024/02/02 09:34:46 DEBUG : Creating backend with remote "108 21sj:/testdirctoryname1"
2024/02/02 09:34:46 DEBUG : Using config file from "D:\\Scoop\\apps\\rclone\\current\\rclone.conf"
2024/02/02 09:34:46 DEBUG : ftp://192.168.0.108:2121/testdirctoryname1: Connecting to FTP server
2024/02/02 09:34:46 DEBUG : ftp://192.168.0.108:2121/testdirctoryname1: dial("tcp","192.168.0.108:2121")
2024/02/02 09:34:46 DEBUG : ftp://192.168.0.108:2121/testdirctoryname1: > dial: conn=*fshttp.timeoutConn, err=<nil>
2024/02/02 09:34:46 DEBUG : FTP Rx: "220 rsftp 1.6.30 ready"
2024/02/02 09:34:46 DEBUG : FTP Tx: "USER ftp"
2024/02/02 09:34:46 DEBUG : FTP Rx: "331 Send password"
2024/02/02 09:34:46 DEBUG : FTP Tx: PASS *****
2024/02/02 09:34:46 DEBUG : FTP Rx: "230 Access granted"
2024/02/02 09:34:46 DEBUG : FTP Tx: "FEAT"
2024/02/02 09:34:46 DEBUG : FTP Rx: "211-Features supported by FTP Server"
2024/02/02 09:34:46 DEBUG : FTP Rx: " UTF8"
2024/02/02 09:34:46 DEBUG : FTP Rx: " MDTM"
2024/02/02 09:34:46 DEBUG : FTP Rx: " MFMT"
2024/02/02 09:34:46 DEBUG : FTP Rx: " MLST Type*;Size*;Modify*;Perm"
2024/02/02 09:34:46 DEBUG : FTP Rx: " HASH MD5;SHA-1;SHA-256;SHA-384;SHA-512"
2024/02/02 09:34:46 DEBUG : FTP Rx: " REST STREAM"
2024/02/02 09:34:46 DEBUG : FTP Rx: " RANG STREAM"
2024/02/02 09:34:46 DEBUG : FTP Rx: "211 End"
2024/02/02 09:34:46 DEBUG : FTP Tx: "TYPE I"
2024/02/02 09:34:46 DEBUG : FTP Rx: "200 Binary type set"
2024/02/02 09:34:46 DEBUG : FTP Tx: "OPTS UTF8 ON"
2024/02/02 09:34:46 DEBUG : FTP Rx: "200 OPTS accepted"
2024/02/02 09:34:46 DEBUG : FTP Tx: "MLST /testdirctoryname1"
2024/02/02 09:34:46 DEBUG : FTP Rx: "550 file does not exist"
2024/02/02 09:34:46 DEBUG : FTP Tx: "NOOP"
2024/02/02 09:34:46 DEBUG : FTP Rx: "200 NOOP ok"
2024/02/02 09:34:46 DEBUG : ftp://192.168.0.108:2121/testdirctoryname1: Making directory
2024/02/02 09:34:46 DEBUG : FTP Tx: "MLST /testdirctoryname1"
2024/02/02 09:34:46 DEBUG : FTP Rx: "550 file does not exist"
2024/02/02 09:34:46 DEBUG : FTP Tx: "NOOP"
2024/02/02 09:34:46 DEBUG : FTP Rx: "200 NOOP ok"
2024/02/02 09:34:46 DEBUG : FTP Tx: "MKD /testdirctoryname1"
2024/02/02 09:34:46 DEBUG : FTP Rx: "250 Directory created"
2024/02/02 09:34:46 DEBUG : FTP Tx: "NOOP"
2024/02/02 09:34:46 DEBUG : FTP Rx: "200 NOOP ok"
2024/02/02 09:34:46 ERROR : Attempt 1/3 failed with 1 errors and: 250 Directory created
2024/02/02 09:34:46 DEBUG : ftp://192.168.0.108:2121/testdirctoryname1: Making directory
2024/02/02 09:34:46 DEBUG : FTP Tx: "MLST /testdirctoryname1"
2024/02/02 09:34:46 DEBUG : FTP Rx: "250- Listing /testdirctoryname1"
2024/02/02 09:34:46 DEBUG : FTP Rx: "Size=3488;Modify=20240202013447;Type=dir;Perm=elfpcm; testdirctoryname1"
2024/02/02 09:34:46 DEBUG : FTP Rx: ""
2024/02/02 09:34:46 DEBUG : FTP Rx: "250 End"
2024/02/02 09:34:46 ERROR : Attempt 2/3 succeeded
2024/02/02 09:34:46 DEBUG : 2 go routines active
2024/02/02 09:34:46 DEBUG : ftp://192.168.0.108:2121/testdirctoryname1: closing 1 unused connections
2024/02/02 09:34:46 DEBUG : FTP Tx: "QUIT"

The two folders are created in fact, but it still have error and need to press F5 to refresh. then we can see the folders.