When an audit trail is empty or blank, a possible cause could be a corrupted database.
In instances where the audit trail appears empty or blank, one potential explanation may be a corruption within the database.
Applies to the following:
| Instrument | Software Version |
| Autopol I/II/III | 2.0.0.0 < 2.2.5.0 |
| Autopol VI/V/VI | 3.0.0.0 < 3.2.6.1010 |
| J457 | 4.0.0.0 < 4.5.4.1002 |
| Jx57 | 5.0.0.0 < 5.5.4.1002 |
| AutoFlex | 1.0.0.0 < 1.5.0.0 |
| Density | 3.0.0.0 < 3.9.9.1001 |
Problem: Audit trail is empty or blank
Possible Cause: Possible database corrupted file(s)
Action: Locate the database files listed below, compress and email the files to Rudolph service@rudolphresearch.com. Please Note: If the file size is large, the file may need to be shared via Dropbox or some other method.
| File Name | Location |
| Autopol I/II/III: | C:\Autopol\Database\Autopol123.mdb |
| Autopol VI/V/VI: | C:\Autopol\Database\Autopol456.mdb |
| J457: | C:\Refractometer\Database\Refractometer.mdb |
| Jx57: | C:\ Refractometer \Database\Refractometer.mdb |
| AutoFlex: | C:\AutoFlexR837\Database\Automation.mdb |
| Density: | C:\Density\DDM.mdb, C:\Density\DDMMaster.mdb |