该文件常见出现的位置

版本	位置
2.0.0.480	\Borderlands2\Binaries\Win32
2.0.0.480	\game\Borderlands2\Binaries\Win32
2.0.0.480	\2KGames\Borderlands2\Binaries\Win32
1.0.0.282	\ProgramFiles\Google\Connect\Office\2.0
2.0.0.470	\ProgramFiles\ADTPTools\ADTPDragoon
2.0.0.480	\ProgramFiles(x86)\Borderlands2\Binaries\Win32
2.0.0.480	\KuaiwanGames\Games\94066\www.d9zx.net_RAS_Data\Managed
2.0.0.480	\KuaiwanGames\Games\94066\www.d9zx.net_RAS_Data\Mono\etc\mono\3.0\Gear_Jack_Data\Managed
2.0.0.480	\game2\Borderlands.2.HD.CHS.V2-Gamersky\Borderlands2\Binaries\Win32
2.0.0.480	\Steam\steam\steamapps\common\Borderlands2\Binaries\Win32
2.0.0.480	\KuaiwanGames\Games\94066\www.d9zx.net_RAS_Data\Mono\etc\nomo\GearJack_Data\Managed
2.0.0.480	\ProgramFiles(x86)\2KGames\Borderlands2\Binaries\Win32
2.0.0.480	\DJYX\Borderlands2\Binaries\Win32
2.0.0.470	\ProgramFiles(x86)\NVIDIACorporation\NsightVisualStudioEdition2.2\Monitor\Common
2.0.0.470	\ProgramFiles(x86)\NVIDIACorporation\NsightVisualStudioEdition2.2\Host\Common

一、如果您的系统提示“没有找到protobuf-net.dll”或者“缺少protobuf-net.dll”等类似错误信息，请把protobuf-net.dll下载到本机
二、直接拷贝该文件到系统目录里：
　 1、Windows NT/2000系统，则复制到C:\WINNT\System32目录下。
2、Windows XP/Vista/Win7/8系统，则复制到C:\Windows\System32目录下。
三、然后打开“开始-运行-输入regsvr32 protobuf-net.dll”，回车即可解决错误提示！