Downloading core failed:

[WilliamXueShao]

Installing Realm (1.0.2)
[!] /bin/bash -c
set -e
sh build.sh cocoapods-setup

core is not a symlink. Deleting...
Downloading dependency: core 1.3.1
Downloading core failed:
curl: (56) SSLRead() return error -9806

[jpsim]

Hi @WilliamXueShao, if you're downloading Realm from China, the GFW often prevents the network connection from being properly established. We're already tracking this in #2713, so I'll be closing this ticket as a duplicate. I apologize for the inconvenience.