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- If two bundles have the same bundle type, the new bundle must have a later version.
- If two bundles have different bundle types, the bundles must have different bundle artifact versions. This is a limitation of Facade.
- After upgrade, the upgrade backup can be deleted (created only in the Live environment). However, it can be restored only if the current instances of the given environment is are NOT in the "Termination protection" mode.
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