Micromeritics TriStar II 3020 Operator's Manual page 281

TriStar II 3020
2587- Sample file [name] has no dose incremental table entries.
Cause:
Action:
2599- The selected file has an extension that is not supported by this operation.
Cause:
Action:
302-42828-01 - Dec 2013
An attempt was made to start an analysis with an empty dose
increment table.
Add dose increment entries to the dose increment table in the analysis
conditions.
The selected file does not have a supported file extension.
Open the adsorptive properties file. Open the FPI file selector and
select another file with a supproted file extension.
Appendix B
B-9