First Install Latest Player From Adobe
Your Problem Is Most Probably Vista. Even If It Is Not Try The Method.
Browse To C:\Windows\System32\Macromed\Flash
Now Right Click FlashUtil9d.exe And select Run As Administrator And Click Continue On Vista uac Box. Just Double Click If XP Or Other Than Vista.
It Will Say An Update Is Avalaible. Hit INstall Now Let It Update. Would Take Seconds
You Are Done.
Now You Can Use SEUS Without Any Interruptions.
Please Reply If It Helps.