The following error codes are used in VHS response objects.
| Code | Description |
|---|---|
| 1 | Unrecognized request type |
|
10 |
No more history values for read |
|
11 |
Invalid point name |
|
12 |
No history values for given range |
| 13 | Invalid request data |
| 14 | History file error occurred |
| 15 | Timeout trying to save history |
| 20 | Cannot add history point (table full) |
| 21 | Cannot add/edit history point |
| 22 | Security failure |
| 23 | Invalid history entry |
| 24 | Adding new values to a full history |
| 25 | Unknown error |
See Service Error Code Ranges for more information.