Help!

I enter such commands, and it shows me that. Help please. What am I doing wrong?

C:\>Users\Underground\Desktop\hashcat-5.1.0\hashcat64.exe -a 0 -m 0 d41d8cd98f00b204e9800998ecf8427e rockyou.txt
hashcat (v5.1.0) starting...

./hashcat.pid: Invalid argument

./hashcat.hctune: No such file or directory

Started: Wed Jan 29 16:04:50 2020
Stopped: Wed Jan 29 16:04:50 2020

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