G/L Register Report Error on RTC --US Version 2009 R2

Hi,

I'm using Microsoft Dynamics 2009 R2 version the issue is on while runing G/L Register Report on RTC.
Case 1:
No. Creation Date User ID Source Code Journal Batch Name From Entry No. To Entry No. From Tax Entry No. To Tax Entry No.
4 12/05/11 Jerry CASHRECJNL TEST 13 14 0 0

In this cse Error Message : The maximum length for a string value is 30.

Case 2:---
No. Creation Date User ID Source Code Journal Batch Name From Entry No. To Entry No. From Tax Entry No. To Tax Entry No.
3 10/31/11 Jerry SALES 9 12 3 3

In this case it Work fine .

Please give me your views on Error.

Thanks..

Jerry