Cause
This error occurs when loading a schema file containing structural changes (for example, a property to be added, deleted, or changed) and the changes are not permitted. This can be for one of the following reasons.
The schema is being loaded into the current version of the schema
Running jadloadb with the noStructureChanges option set to true
A reorganization is currently in progress (that is, a reorganization has started but not completed)
Action
If you require structural changes to your schema, load the schema file when none of the conditions above applies. Refer to your JADE messages (jommsg.log) log file for more details about this error.