How to recover if I have unregistered the older plug-in after the backup
If you have unregistered the plug-ins after taking backup of the database of the older version, perform the following steps before proceeding with the migration.
NOTE: Unregistering the plug-in has removed all the customizing that was done on the registered alarms by the plug-in. The following steps will not be able to restore the customizing, however, it will re-register the alarms in the default state.
1.Perform the steps 3-5 in the section Migration Path to migrate from 2.x to 2.3.1.
2.Register the plug-in to the same vCenter that you had registered earlier in the older plug-in.
3.Proceed with step 6 through step 9 in the section Migration Path to migrate from 2.x to 2.3.1 to complete the migration.
How to recover if I have unregistered the older plug-in after the backup
If you have unregistered the plug-ins after taking backup of the database of the older version, perform the following steps before proceeding with the migration.
NOTE: Unregistering the plug-in has removed all the customizing that was done on the registered alarms by the plug-in. The following steps will not be able to restore the customizing. However, it will re-register the alarms in the default state.
1.Perform the steps 3 –5 in the section Migration Path to migrate from 2.x to 2.3.1.
2.Register the plug-in to the same vCenter that you had registered earlier in the older plug-in.
3.Go to step 6 through step 9 in the section Migration Path to migrate from 2.x to 2.3.1 to complete the migration.