https://communities.vmware.com/t5/VMware-NSX-Discussions/Migration-and-Infrastructure-preparation/m-p/2990235#M16969 <P>This might sound obvious but have you checked if that group already exists in NSX-T?</P><P>You can find them under Inventory -&gt; Groups</P> Mon, 09 Oct 2023 09:59:05 GMT EvertAM 2023-10-09T09:59:05Z https://communities.vmware.com/t5/VMware-NSX-Discussions/Migration-and-Infrastructure-preparation/m-p/2989982#M16962 <P>Hi Experts of NSX,</P><P>I got some questions if someone already have experience on how to fix this kind of error. I am currently migrating from NSXV to NSXT 3.2.3.0.0xxxxx</P><P>I dont have error during the migrate configuration but on the prepare infrastructure i have this error always.</P><P>Failed to prepare infrastructure for host migration [Reason: SecurityGroup failed with '400: Another object with same name : IPv4_IPSet_DFW_VLANxxxxx_securitygroup-xxxx already exists in the current scope : globalroot-0. for url: <A href="https://xxxxxxxx.xxx..local/api/2.0/services/ipset/globalroot-0']" target="_blank">https://xxxxxxxx.xxx..local/api/2.0/services/ipset/globalroot-0']</A>.</P><P>&nbsp;</P><P>appreciate your response.&nbsp;<BR />thank you</P> Fri, 06 Oct 2023 14:07:18 GMT https://communities.vmware.com/t5/VMware-NSX-Discussions/Migration-and-Infrastructure-preparation/m-p/2989982#M16962 chris122686 2023-10-06T14:07:18Z https://communities.vmware.com/t5/VMware-NSX-Discussions/Migration-and-Infrastructure-preparation/m-p/2990235#M16969 <P>This might sound obvious but have you checked if that group already exists in NSX-T?</P><P>You can find them under Inventory -&gt; Groups</P> Mon, 09 Oct 2023 09:59:05 GMT https://communities.vmware.com/t5/VMware-NSX-Discussions/Migration-and-Infrastructure-preparation/m-p/2990235#M16969 EvertAM 2023-10-09T09:59:05Z