在用PSAT时遇到的问题 怎么解决呢

seaboy

Direct Method for SNB completed in 0.12883 s
% Y/ r9 t$ f' a! n, G+ D$ c- e* P??? Error using ==> char
2 u3 |' Q5 |5 F4 `& ?- F* Y/ w7 ]Inputs must be character arrays.
0 G. Y' M0 W. Z% q. [& V) D  WError in ==> strvcat at 29
4 ?* w) |; ^  [* b8 G, As = char(varargin{notempty});
Error in ==> fm_snb at 361
SNB.bus = strvcat(fm_strjoin('s_',num2str(Supply.bus)), fm_strjoin('d_',num2str(Demand.bus)));
??? Error while evaluating uimenu Callback.
Newton-Rapshon Method for LIB Computation - Distribuited Slack Bus
Data file "D:\psat-2.1.5-mat\psat\tests\d_003"
  r: g1 J5 i8 n6 H2 f- q: i   
9 q$ b& P' ?) d+ d4 l8 A% `??? Error using ==> length
Too many input arguments.
* G' f& z) k' e# L' H& h: R' q+ BError in ==> fm_limit at 49
* a& Y1 L% x- h3 S, o8 Wlength(Snapshot.y);
7 ~8 b) `. ~, ~4 _9 I, ~/ [??? Error while evaluating uimenu Callback.
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power-person

偶也不知道