Error when running rigor

[nchavali]

I tried running rigor on a single image. I get this error: Latha will look into it..
... _Error running calcrigorForIm_*****
Undefined function 'bk_dynamicgraphs_mex' for input arguments of type 'double'.

Error in GraphProcessor/multiseed_param_min_st_cut (line 70)
[all_cuts, meta_info] = bk_dynamicgraphs_mex(nonlambda_s, ...

Error in GraphProcessor/generate_mincut_segments (line 35)
[partitions, lambdas, seed_mapping, mincut_vals, t_pmc_all, ...

Error in Segmenter/compute_segments (line 46)
[curr_segments] = generate_mincut_segments(gp_obj);

Error in rigor_obj_segments (line 203)
compute_segments(seg_obj);

Error in calcrigorForIm (line 10)
[masks]=rigor_obj_segments(im,'force_recompute',true);

Error in runObjectProposals (line 25)
varargout{1} = fh( imageInput, configjson.(char(proposalName)));
Error in runObjectProposals (line 4)
global configjson;

Output argument "varargout" (and maybe others) not assigned during call to
"/home/gneelima/work/code/test2/object-proposals/runObjectProposals.m>runObjectProposals".