qfetch 错误，提示 I/O 401

Question

qfetch_windows_386.exe -ak='JYfOFTvp8SzUBmQL6QrHjmdHQgYTznuRtEc7' -sk='vFtwnFjQKOCv-F3Uzg0E6KPpCLjWBWAC' -bucket=tjs100 -job=diff -file=test.txt -worker=100

提示 due to {"error":"bad token","reqid":"IXwAAHMDvI8v5GAU","details":["IO/401"],"co
de":401}
Fetch http://7fvaoh.com2.z0.glb.qiniucdn.com/image/140809/99u0zx7eb_w.jpg  error
 due to {"error":"bad token","reqid":"F3cAAIsL9o8v5GAU","details":["IO/401"],"co
de":401}

c:tools>qfetch_windows_386.exe -ak='JYfOFTvp8SzUBmQL6QrHjmdTznuRtEc7' -
sk='vFtwnFjQKOCv-F3Uzg0E6KIgUQgJVkWBWAC' -bucket=tjs100 -job=diff -file=test.txt -worker=100
Fetch error due to {"error":"bad token","reqid":"oyAAAP_AvMjM5GAU","details":
["IO/401"],"code":401}