请教，aria2，下载失败，希望有识之士能给建议

pla1***

aria2c -i /mnt/sda1/.aria2/aria2file.txt

05/26 14:35:08 [ERROR] Exception caught
Exception: [util.cc:1434] errNum=22 errorCode=18 Failed to make the directory /mnt/sda1/Downloads/舌尖上的中国 A.Bite.Of.China.2012.BluRay.720p.x264.AAC-LZHD, cause: Invalid argument

aria2 bt下载提示无法创建目录

aria2.conf:
# General Setting
continue
peer-id-prefix=-TR2760-
user-agent=Transmission/2.76 (13775)
event-poll=epoll
on-download-complete=/etc/aria2/post

# Connection Setting
disable-ipv6
check-certificate=false
min-split-size=5M

# BitTorrent Setting
enable-dht
enable-dht6=false
enable-peer-exchange
bt-enable-lpd
bt-seed-unverified
bt-save-metadata
bt-hash-check-seed
bt-remove-unselected-file
bt-stop-timeout=900
seed-ratio=0.0
save-session-interval=60

pla1***

没有任何人遇到过？