A. The change from the Xen-based m4.large instance type to the KVM-based m5.xlarge instance type is not allowed.
B. The Xen-based m4.large instance was running with a lower kernel patch level (SAP Kernel 7.49 Patch Level 401). When the change to a KVM-based instance occurred, the hardware key changed. The instance requires a new license.
C. The Xen-based m4.large instance was running with a higher kernel patch level (SAP Kernel 7.49 Patch Level 500). When the change to a KVM-based instance occurred, the hardware key changed. The instance requires a new license.
D. Whenever an instance type changes, the change requires a new license.

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