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If you are upgrading an existing system, be prepared to run the following commands in the ofbiz home directory:

• svn up

• ./

  ant

  gradlew clean

• ./ant run-install-seedgradlew "ofbiz --load-data readers=seed"
• ./startofbiz.shgradlew ofbiz

These are data model changes that usually involve deprecating an entity or field and replacing it with a new one. Committers should follow the pattern described here to make things easier for end-users: Deprecated Entities

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