订制了虚拟主机 不能跟单 麻烦看看错误日志什么意思?

 
2015.07.17 10:08:52.132 '2096584659': Signal - different specification of symbol EURUSD, signal provider has maximal volume 200.00, subscriber has 100.00
 意思不懂  有懂得麻烦告诉一下什么意思
原因: