为提高效率，提问时请提供以下信息，问题描述清晰可优先响应。
【DM版本】:V8
【操作系统】：win10
【CPU】:
【问题描述】*：System.ArgumentException: Source array was not long enough. Check the source index, length, and the array's lower bounds. (Parameter 'sourceArray')
at System.Array.Copy(Array sourceArray, Int32 sourceIndex, Array destinationArray, Int32 destinationIndex, Int32 length, Boolean reliable)
at Dm.DmResultSetCache.GetBytes(Int16 columnNo, Byte[]& val_buf)
at Dm.DmDataReader.GetByteArrayValue(Int32 columnIndex, Byte[]& value)