I assume you mean Pkg.update() ? See a very similar issue at https://github.com/JuliaLang/julia/issues/5438
On Thursday, July 14, 2016 at 8:59:37 AM UTC-7, Boon Ping Ng wrote: > > Hi, > > I have this problem when I use Pkg.upgrade() . > > Error message is : > > INFO: Updating METADATA... > fatal: read error: Invalid argument > failed process: Process(`git pull --rebase -q`, ProcessExited(1)) [1] > in pipeline_error at process.jl:555 > > Anyone encounter this before? > > Thanks. >