How to bring the model back to an unpublished state:

1.Export the model to a file system:
“exportmodel –u admin –p ”
2 Reset and restart the system:
a. Stop the server.
b. Run isreset.
c. Run startserver.
d. In a new window, run “initializesystem –u admin –p ”
3 Go to /custom/bin and import the exported model:
“isadmin –u admin –p -f “importmodel_export.isa””
You can then go back to the Administration Workbench, make any desired changes, and publish the model again.