错误日志：Security 4625 Type 5
The user has not been granted the requested logon type at this machine.
需要将以下2种本地帐号添加到：Local Policy (secpol.msc) - Computer Configuration\Windows Settings\Security Settings\Local Policies\User Rights Assignment
NT SERVICE\MSSQLSERVER
NT SERVICE\SQLSERVERAGENT
或者添加需要更换的帐号至 User Rights Assignment 亦可。
SQL Service服务更换帐户后无法启动的情况（Security 4625 Type 5）
原文：https://www.cnblogs.com/lionetchen/p/15167492.html