After I typed in the command, I was prompted for my administrator password. After I entered it, I got a whole bunch of errors.
Here are some of them:
chmod: Failed to clear ACL on file /Volumes/FLASH DRIVE/junk/Timi's Files/Downloads: Operation not supported
chmod: Failed to clear ACL on file LogMeIn Client.app: Operation not supported
chmod: Failed to clear ACL on file Contents: Operation not supported
chmod: Failed to clear ACL on file PlugIns: Operation not supported
chmod: Failed to clear ACL on file LogMeInSafari32.plugin: Operation not supported
chmod: Failed to clear ACL on file Contents: Operation not supported
chmod: Failed to clear ACL on file Resources: Operation not supported
chmod: Failed to clear ACL on file ConnectFlow_BGR20.png: Operation not supported
chmod: Failed to clear ACL on file ._ConnectFlow_BGR20.png: Operation not supported
chmod: Failed to clear ACL on file ConnectFlow_BGR21.png: Operation not supported
chmod: Failed to clear ACL on file ._ConnectFlow_BGR21.png: Operation not supported
chmod: Failed to clear ACL on file ConnectFlow_BGR22.png: Operation not supported
chmod: Failed to clear ACL on file ._ConnectFlow_BGR22.png: Operation not supported
chmod: Failed to clear ACL on file ConnectFlow_Cancel.png: Operation not supported
chmod: Failed to clear ACL on file ._ConnectFlow_Cancel.png: Operation not supported
chmod: Failed to clear ACL on file ConnectFlow_Connecting0.png: Operation not supported
chmod: Failed to clear ACL on file ._ConnectFlow_Connecting0.png: Operation not supported
chmod: Failed to clear ACL on file ConnectFlow_Connecting1.png: Operation not supported
chmod: Failed to clear ACL on file ._ConnectFlow_Connecting1.png: Operation not supported
chmod: Failed to clear ACL on file ConnectFlow_Connecting2.png: Operation not supported