IndexError: string index out of range

[Nishantbhagat57]

Interlace v1.9.8	by Michael Skelton (@codingo_)
                  	& Sajeeb Lohani (@sml555_)
=====================================================
Traceback (most recent call last):
  File "/usr/local/bin/interlace", line 11, in <module>
    load_entry_point('Interlace==1.9.8', 'console_scripts', 'interlace')()
  File "/usr/local/lib/python3.8/dist-packages/Interlace-1.9.8-py3.8.egg/Interlace/interlace.py", line 34, in main
  File "/usr/local/lib/python3.8/dist-packages/Interlace-1.9.8-py3.8.egg/Interlace/lib/threader.py", line 112, in __init__
  File "/usr/local/lib/python3.8/dist-packages/Interlace-1.9.8-py3.8.egg/Interlace/interlace.py", line 11, in task_queue_generator_func
  File "/usr/local/lib/python3.8/dist-packages/Interlace-1.9.8-py3.8.egg/Interlace/lib/core/input.py", line 265, in process_data_for_tasks_iterator
  File "/usr/local/lib/python3.8/dist-packages/Interlace-1.9.8-py3.8.egg/Interlace/lib/core/input.py", line 225, in _process_targets
  File "/usr/local/lib/python3.8/dist-packages/Interlace-1.9.8-py3.8.egg/Interlace/lib/core/input.py", line 203, in parse_and_group_target_specs
IndexError: string index out of range```