Retirement tax questions

I AM CONFUSED ON HOW TO ENTER MY CONVERSION. I RECEIVED A 1099-R FOR A WITHDRAWAL OF $10K FROM MY IRA ACCOUNT WHICH I TRANSFERRED INTO MY ROTH ACCOUNT. I ALSO RECEIVED A FORM 5498 OF MY CONVERSION OF 10K.  I ENTERED MY 1099 R INTO TURBO TAX AS INCOME AND TRIED TO ENTER MY CONVERSION INTO DEDUCTIONS AND CREDITS.  IT IS SAYING I COULD NOT CONTRIBUTE ALL OF THE 10K TO MY ROTH AND MUST WITHDRAW A PORTION OTHERWISE I WILL BE PENALIZED.  I HAVE NOT CONTRIBUTED ANY ADDITIONAL MONEY INTO MY ROTH.  AM I NOT ALLOWED TO ROLL OVER THE FULL AMOUNT?  HOW DO I CORRECT THIS?