I am trying to run the source code for Dynare working paper #7 with v. 4.2.1 and I get the following:

```
Warning: Divide by zero.
> In mze1_static at 14
In resol at 100
In dynare_estimation_1 at 90
In dynare_estimation at 62
In mze1 at 997
In dynare at 132
```

…followed by many more of the above error, then…

```
STEADY: numerical initial values incompatible with the following equations
Columns 1 through 15
1 2 3 4 5 6 8 9 13 14 15 16 17 18 19
Columns 16 through 30
20 21 22 23 26 27 28 29 30 31 32 33 34 37 38
Columns 31 through 45
40 41 43 51 61 62 63 64 65 66 68 69 70 71 72
Columns 46 through 58
73 75 77 80 81 82 83 84 85 88 90 91 92
??? Error using ==> dynare_solve at 94
exiting ...
Error in ==> resol at 102
[steady_state,check1] =
dynare_solve(fh,steady_state,options_.jacobian_flag,...
Error in ==> dynare_estimation_1 at 90
[dd,info] = resol(oo_.steady_state,0);
Error in ==> dynare_estimation at 62
dynare_estimation_1(var_list,varargin{:});
Error in ==> mze1 at 997
dynare_estimation(var_list_);
Error in ==> dynare at 132
evalin('base',fname) ;
```

The only modification I made to the .mod file was to delete the use_dll option. What am I doing wrong?