| Details | |
| Product: | Exchange |
| Event ID: | 428 |
| Source: | ESE |
| Version: | 6.5.6940.0 |
| Component: | Microsoft Exchange Extensible Storage Engine |
| Message: | <process name> (<process id>) <value>The database engine is rejecting update operations due to low free disk space on the log disk. |
| Explanation | |
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This event is usually seen with ESE Event ID 482. Event ID 482 will precede Event ID 428, and indicates a failure to write to a file. |
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| User Action | |
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Check the available disk space on the drive you are using. If necessary, delete some files to free disk space. If the accompanying Event ID 482 indicates a failure to write to disk because of any other error, then this may not be a disk space issue. |
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