The code below runs nonstop, and the results are not shown. why is that?

syms J1 J5 J6 J7 Jm T1 T2 T3 T4 T5 T6 Tm
%Jm = 1000; %5077.12;
Js = 301.32;
Je = 7;%330.136;
A2 = 449200;
A4 = 519000;
Fms = 0.305;
Fm1 = 0.45;
Fme = 0.245;
F1s = 0.610;
F1m = 0.389;
eps = 0.85;
Te = 215;
K1 = 60; %solar cell
L1 = 0.2e-3; %solar cell
R1 = 0.6e-4;
K2 = 15; %solar panel
L2 = 0.03; %solar panel
F5e = 0.1;
F5s = 0.03;
Fem = 0.1;
Fe5 = 0.01;

S0 = -Jm + eps*5.67e-8*Tm^4 + ((1-eps)*5*1360);
S1 = -(5.67e-8*Tm^4 – Jm)*(A2*eps)/(1-eps) + (Jm – Js)*(A2*Fms) + (Jm – J1)*(A2*Fm1) + (Jm – Je)*(A2*Fme);%J1
S2 = -(5.67e-8*T1^4 – J1)*(A4*eps)/(1-eps) + (J1 – Js)*(A4*F1s) + (J1 – Jm)*(A4*F1m);%T1
S3 = -(5.67e-8*T1^4 – J1)*(A4*eps)/(1-eps) + (T1-T2)*K1*A4/L1;%T2
S4 = -(T1 – T2)*K1/L1 + (T2-T3)/R1;
S5 = -(T2-T3)/R1 + (T3-T4)/L2*K2;
S6 = -(T3 – T4)/L2*K2 + (5.67e-8*T4^4 – J6)*A4*eps/(1-eps);
S7 = -(5.67e-8*T4^4 – J6)*eps/(1-eps) + (J6 – J7);
S8 = -(J6-J7) + (5.67e-8*T5^4 – J7)*eps/(1-eps) – 185.95;
S9 = -(5.67e-8*T5^4 – J7)*eps/(1-eps) + (T5 – T6)*K2/L2;
S10 = -(5.67e-8*T6^4 – J5)*eps/(1-eps) + (J5 – Je)*F5e + (J5 – J1)*F5s;
S11 = -(5.67e-8*Te^4 – Je)*eps/(1-eps) + (Je – Jm)*Fem + (Je- J5)*Fe5;

S = [S0,S1,S2,S3,S4,S5,S6,S7,S8,S9,S10,S11];
vars = [J1, J5, J6, J7, Jm, T1, T2, T3, T4, T5, T6, Tm];

sol = solve(S, vars);
T1_val = real(double(sol.T1(1)))
T2_val = real(double(sol.T2(1)))
T3_val = real(double(sol.T3(1)))
T4_val = real(double(sol.T4(1)))
T5_val = real(double(sol.T5(1)))
T6_val = real(double(sol.T6(1)))syms J1 J5 J6 J7 Jm T1 T2 T3 T4 T5 T6 Tm
%Jm = 1000; %5077.12;
Js = 301.32;
Je = 7;%330.136;
A2 = 449200;
A4 = 519000;
Fms = 0.305;
Fm1 = 0.45;
Fme = 0.245;
F1s = 0.610;
F1m = 0.389;
eps = 0.85;
Te = 215;
K1 = 60; %solar cell
L1 = 0.2e-3; %solar cell
R1 = 0.6e-4;
K2 = 15; %solar panel
L2 = 0.03; %solar panel
F5e = 0.1;
F5s = 0.03;
Fem = 0.1;
Fe5 = 0.01;

S = [S0,S1,S2,S3,S4,S5,S6,S7,S8,S9,S10,S11];
vars = [J1, J5, J6, J7, Jm, T1, T2, T3, T4, T5, T6, Tm];

sol = solve(S, vars);
T1_val = real(double(sol.T1(1)))
T2_val = real(double(sol.T2(1)))
T3_val = real(double(sol.T3(1)))
T4_val = real(double(sol.T4(1)))
T5_val = real(double(sol.T5(1)))
T6_val = real(double(sol.T6(1))) syms J1 J5 J6 J7 Jm T1 T2 T3 T4 T5 T6 Tm
%Jm = 1000; %5077.12;
Js = 301.32;
Je = 7;%330.136;
A2 = 449200;
A4 = 519000;
Fms = 0.305;
Fm1 = 0.45;
Fme = 0.245;
F1s = 0.610;
F1m = 0.389;
eps = 0.85;
Te = 215;
K1 = 60; %solar cell
L1 = 0.2e-3; %solar cell
R1 = 0.6e-4;
K2 = 15; %solar panel
L2 = 0.03; %solar panel
F5e = 0.1;
F5s = 0.03;
Fem = 0.1;
Fe5 = 0.01;

S = [S0,S1,S2,S3,S4,S5,S6,S7,S8,S9,S10,S11];
vars = [J1, J5, J6, J7, Jm, T1, T2, T3, T4, T5, T6, Tm];

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