| Details | |
| Product: | Exchange |
| Event ID: | 427 |
| Source: | ESE |
| Version: | 6.5.0000.0 |
| Message: | %1 (%2) %3The database engine could not access the file called %4. |
| Explanation | |
| This occurs when access is denied to the file. | |
| User Action | |
| This event will be preceded by other related events which have specific information necessary to resolve the issue. | |