请问在编译DSP（28335）的时候出现了如下错误，该怎么解决？

"../CMD/28335_RAM_lnk.cmd", line 15: error: BEGIN memory range has already been
" J5 j0 r, d4 Q- _' u  l5 bspecified9 _% [& i& T% @7 G
"../CMD/28335_RAM_lnk.cmd", line 15: error: BEGIN memory range overlaps& M, @) F6 `0 n, f, U0 A
existing memory range BEGIN
. R4 H5 n  s3 `* A  h* {"../CMD/28335_RAM_lnk.cmd", line 17: error: RAMM0 memory range has already been" ~1 U0 {, z4 u+ P  R
specified

诸如上面的各种报错下面还有二十多个，我是缺少了什么文件吗？请大神教我！