We are importing this OVA in to vCenter and it fail at the 1st validation stage. Do you know any known issues to be taken care.

below given version vOneCloud- can’t install in our vSphere ( Failed to deploy OVF package ) kindly help to resolve this issue

To help with the problem, could you send us more details about the procedure you are following?

For example some screenshots where the error is seen.

The vCenter logs where you can see more details of the reason for the error.