conda update anaconda　后提示

ValueError: unsupported format character ')' (0x29) at index 49

查到了这个：anaconda update issue

I have narrowed this down to the following packages:package build

psutil-1.2.1	py27_0 hard-link
pycparser-2.10	py27_0 hard-link
pykit-0.1.0	np18py27_2 hard-link
pyparsing-2.0.1 …