之前的老的juno，安装后提示这个，有谁知道怎么解决吗
ERROR: Jewel not found
in require at loading.jl:47
in require at no file
in include at boot.jl:245
in include_from_node1 at loading.jl:128
in process_options at client.jl:285
in _start at client.jl:354
while loading D:\juno\resources\app\plugins\Julia-LT\jl\init.jl, in expression starting on line 39
julia没有正确安装和启动，或者你的防火墙阻止了你客户端的连接。