can not found My new snapshot after restore my virtual machine to an old snapshot and the new one is critical

the problem that I can not found My new snapshot after restore my virtual machine to an old snapshot and the new one is critical as i take it as an error happen in the server cant boot up windows server . i have restore it to old snap and then back again to the new snap with the failuer sererer to solve the problem again can not found that new snap RHEV3.1