VXLAN IP address configuration failed.The VXLAN IP interface is not configured on the host and the VXLAN DVS.
This error can occur when the number of VXLAN interfaces reaches or exceedes the maximum value of 128.
Assuming that system resources are present, and the maximum number of interfaces has not been exceeded, then there is no specific solution. It is advised to contact VMware Support.
More details can be found in the VMware KB article VXLAN IP interface configuration fails.
Refer to the VMware Online Documentation for more information on vCenter event messages and possible solutions.