Vmap.py: Low-res correlation failed

[atanutud]

PinholeStereoSession: unsupported camera file type.

Traceback (most recent call last):
File "/home/hp/anaconda3/envs/vmap/bin/vmap.py", line 517, in
main()
File "/home/hp/anaconda3/envs/vmap/bin/vmap.py", line 424, in main
run_cmd('stereo_corr', newopt+stereo_opt+stereo_args, msg='1.1: Low-res Correlation')
File "/home/hp/anaconda3/envs/vmap/bin/vmap.py", line 44, in run_cmd
raise Exception('Stereo step ' + kw['msg'] + ' failed')
Exception: Stereo step 1.1: Low-res Correlation failed