Queue command failed, retrying in 60 seconds

Hello, I am getting the following error while clustering the structure. Could you please help

Queue command failed, retrying in 15 seconds
** waiting for the matrix file in it1/analysis…**
QUEUE_DOWN
Traceback (most recent call last):
** File “./tools/make_contacts.py”, line 86, in **
** _calculate_contacts(executable, struct, cutoff)**
** File “./tools/make_contacts.py”, line 32, in _calculate_contacts**
** p = Popen([executable, pdbfile, d_cutoff], stdout=PIPE)**
** File “/home/abwer/Downloads/anaconda3/envs/py2/lib/python2.7/subprocess.py”, line 394, in init**
** errread, errwrite)**
** File “/home/abwer/Downloads/anaconda3/envs/py2/lib/python2.7/subprocess.py”, line 1047, in _execute_child**
** raise child_exception**
OSError: [Errno 13] Permission denied
foreach: No match.

Thanks,
Gaurav

Did you run the make command in the tools directory when installing haddock?

Looks like you might be missing an executable for the contacts analysis