SQL Server Error : 18456, Severity: 14. Login failed for user ‘%.*ls’.%.*ls%.*ls
SQL Server Error : 18456 Details
SQL Server Error: sql server error 18456 Severity: 14 Event Logged or not: Yes Description: Login failed for user ‘%.*ls’.%.*ls%.*ls Severity 14 Description: Indicates security-related errors, such as permission denied.
Details for sql server error 18456
| Attribute | Value |
|---|---|
| Product Name | SQL Server |
| Event ID | 18456 |
| Event Source | MSSQLSERVER |
| Component | SQLEngine |
| Symbolic Name | LOGON_FAILED |
| Message Text | Login failed for user ‘%.*ls’.%.*ls |
When a connection attempt is refused due to an authentication failure involving an incorrect password or user name, the client receives a message that looks like this: “User ‘user name>’ was unable to log in. (Error: 18456 in Microsoft SQL Server) “..