Dynare forums

dear all,

I got the errors and i don't know why.
pls help me! Thanks so much!

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Loading 302 observations from rationaldata.mat

??? Undefined function or variable "K".

Error in ==> kalman_filter at 78
notsteady = max(max(abs(K-oldK))) > riccati_tol;

Error in ==> DsgeLikelihood at 254
LIK = kalman_filter(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol);

Error in ==> initial_estimation_checks at 60
[fval,cost_flag,ys,trend_coeff,info] =
DsgeLikelihood(xparam1,gend,data,data_index,number_of_observations,no_more_missing_observations);

Error in ==> dynare_estimation_1 at 334
initial_estimation_checks(xparam1,gend,data,data_index,number_of_observations,no_more_missing_observations);

Error in ==> dynare_estimation at 62
dynare_estimation_1(var_list,varargin{:});

Error in ==> rational_EST at 125
dynare_estimation(var_list_);

Error in ==> dynare at 132
evalin('base',fname) ;

You forgot to initialize the parameters in the parameters section. Hence, the model is not correctly solved.