FIR滤波器的仿真出现错误

quwenzhan9264

警告如下
(Type "warning off MATLAB:cmnm_warning_folding_error" to suppress this warning.)
> In C:\MATLAB6p5\toolbox\matlab\general\private\openmdl.m at line 13
  In C:\MATLAB6p5\toolbox\matlab\general\open.m at line 125
  In C:\MATLAB6p5\toolbox\matlab\uitools\uiopen.m at line 142
??? Error using ==> ms_modulation_initialization
Error using ==> vertcat
All rows in the bracketed expression must have the same
number of columns.

不知道是说明原因，请大侠指点一二，不胜感激