If you are running WebSphere Process Server in Development Mode and you have an Augemented WebSphere Business Monitor profile associated to it make sure that you don’t have the same version of a model.
This can happen when you Regenerate J2EE Model EAR. If you get an error that the same version of the monitor model has already been deployed follow the steps below to fix:
Step1: Log into you WebSphere Business Monitor Administrative Console and Navigate to Monitor Models.
Step 2: Click on the Version of the model you want to deploy.
Step 3: Click on Manage Schema Link
Step 4: Click on the ‘Run Delete Schema Script’
Step 5: Click on the ‘Purge Model Version’ link
Step 6: Redeploy your modeler model
Thys Michels Blog 