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1. Ensure that you have downloaded the latest CTP package.
2. (Recommended) Back up your database as described in Database Configuration.
3. Shut down the Tomcat running the earlier version.
4. In your Tomcat installation, navigate to /webapps/em/.
5. Delete your existing license file.
6. (If using a MySQL or Oracle database) Copy the mysql-connector or ojdbc jar file from WEB-INF/lib/ to a temporary location.
7. Delete /webapps/em/ and /work/Catalina/localhost/em/. Note that all useful information (besides the license) is persisted in the database. 
8. Move the existing em.war file to your temporary location. Keep the backups outside of the /webapps/ folder so Tomcat doesn’t try to use them.

Installing CTP

1. Place the new em.war file in the /webapps folder.
2. Start Tomcat.
3. Replace the license file in /webapps/em/ with your new CTP license file.
4. (If using a MySQL or Oracle database) Restore the mysql-connector or ojdbc jar file you copied in step 6 above to /webapps/em/WEB-INF/lib/.
5. Restart Tomcat.
6. When prompted, save the existing license.

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1. Choose Database Configuration from from the administration menu (gear icon). 
   
2. Click the Update button under  under the Database Updates section.

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