# Suse knowledge base | ManageEngine Vulnerability Manager Plus ## SUSE Knowledge Base 1. [System missing an active SuSE subscription](https://www.manageengine.com/patch-management/knowledge-base/system-is-missing-an-active-suse-subscription.html?vmp) 2. [Invalid SuSE registration code](https://www.manageengine.com/patch-management/knowledge-base/invalid-suse-registration-code.html?vmp)