error using ExactHamiltonianPass

[simoneliuzzo]

The present error appears when using ExactHamiltonianPass

Error using atpass
Element # 1: Library file:
/mnt/multipath-shares/machfs/liuzzo/EBS/beamdyn/at/atintegrators/ExactHamiltonianPass.mexa64, No
passFunction or trackFunction available

Error in linepass (line 90)
[Rout,lossinfo] = atpass(line,Rin,newlattice,1,refpts, ...

Error in xorbit_dp (line 21)
RMATf = linepass(ring,RMATi,args{:});

Error in findorbit4 (line 59)
orbitin=xorbit_dp(ring,dp,varargs);

Error in atlinopt (line 109)
[~,orbitin]=findorbit4(RING,dp,REFPTS,'XYStep',XYStep);

Error in fcc_42a1_savex_AT_macro (line 41402)
[l,t,c]=atlinopt(RING_FULL_thin,0,1);