utf-8 decode error

[cstayyab]

While "[+] Get Exploit Tree"

Traceback (most recent call last):
File "gyoithon.py", line 611, in
'path': path_list[idx].replace('/', '')})
File "/home/user/Development/GyoiThon/modules/Gyoi_Exploit.py", line 444, in exploit
exploit_tree = self.get_exploit_tree(all_exploit_list)
File "/home/user/Development/GyoiThon/modules/Gyoi_Exploit.py", line 300, in get_exploit_tree
target_info = ret.get(b'data').decode('utf-8')
AttributeError: 'NoneType' object has no attribute 'decode'