请教关于、一个烧写的问题

error&nbsp;0xffffffff!&nbsp;Flash&nbsp;Sector&nbsp;0&nbsp;write&nbsp;failed!<br />error&nbsp;0xffffffff!&nbsp;Flash&nbsp;Sector&nbsp;1&nbsp;write&nbsp;failed!<br />error&nbsp;0xffffffff!&nbsp;Flash&nbsp;Sector&nbsp;2&nbsp;write&nbsp;failed!<br />error&nbsp;0xffffffff!&nbsp;Flash&nbsp;Sector&nbsp;3&nbsp;write&nbsp;failed!<br />error&nbsp;0xffffffff!&nbsp;Flash&nbsp;Sector&nbsp;4&nbsp;write&nbsp;failed!<br />error&nbsp;0xffffffff!&nbsp;Flash&nbsp;Sector&nbsp;5&nbsp;write&nbsp;failed!<br />error&nbsp;0xffffffff!&nbsp;Flash&nbsp;Sector&nbsp;6&nbsp;write&nbsp;failed!<br />error&nbsp;0xffffffff!&nbsp;Flash&nbsp;Sector&nbsp;7&nbsp;write&nbsp;failed!<br />Flash&nbsp;Sector&nbsp;8&nbsp;Agent&nbsp;Download&nbsp;failed!<br />Flash&nbsp;Sector&nbsp;9&nbsp;Agent&nbsp;Download&nbsp;failed!<br />这是我在调试板子的是遇到的,到底是怎么回事,硬件我检测了没有发现问题.请教周公是什么原因?是不是片子坏了?