Unable to upload mutiple files when document library reach 4 GB

問題描述 :   
Unable to upload mutiple files when document library reach 4 GB
解決方式 : 
1. On the client, increase the following registry value:

key:  HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\WebClient\Parameters\
name:   FileAttributesLimitInBytes
default value:    1000 000
We suggest to increase it to 100 000 000.

2. On the client, restart webclient service by running the following command in CMD window:

Net stop webclient
Net start webclient

參考知識文件：  
You cannot access a WebDAV Web folder from a Windows XP-based client computer
http://support.microsoft.com/kb/912152/en-us