![DevOps & SysAdmins: IIS 8.5 FTP - "501 Server cannot accept argument" in response to PORT command - YouTube DevOps & SysAdmins: IIS 8.5 FTP - "501 Server cannot accept argument" in response to PORT command - YouTube](https://i.ytimg.com/vi/L-sgtdzcIPc/maxresdefault.jpg)
DevOps & SysAdmins: IIS 8.5 FTP - "501 Server cannot accept argument" in response to PORT command - YouTube
![c# - "Server cannot accept argument" exception thrown by FTP server in IIS in Azure VM - Stack Overflow c# - "Server cannot accept argument" exception thrown by FTP server in IIS in Azure VM - Stack Overflow](https://i.stack.imgur.com/2ZHzk.png)
c# - "Server cannot accept argument" exception thrown by FTP server in IIS in Azure VM - Stack Overflow
![c# - "Server cannot accept argument" exception thrown by FTP server in IIS in Azure VM - Stack Overflow c# - "Server cannot accept argument" exception thrown by FTP server in IIS in Azure VM - Stack Overflow](https://i.stack.imgur.com/eWQje.png)
c# - "Server cannot accept argument" exception thrown by FTP server in IIS in Azure VM - Stack Overflow
![打开ftp服务器上的文件夹时发生错误,请检查是否有权限访问该文件夹,出现下面的错误提示,200 Type set to A 501 Server cannot accept argument.错误- 龙骑科技- 打开ftp服务器上的文件夹时发生错误,请检查是否有权限访问该文件夹,出现下面的错误提示,200 Type set to A 501 Server cannot accept argument.错误- 龙骑科技-](https://img2022.cnblogs.com/blog/694927/202208/694927-20220818154514341-1454150335.jpg)