KeyError

[anggorodhanumurti]

i'm using latest radare2 with r2pipe installed from pip python virtualenv

Traceback (most recent call last): File "/home/dhanumurti/reversing/./codepaths.py", line 314, in print_paths(args.sources, args.sinks) File "/home/dhanumurti/reversing/./codepaths.py", line 213, in print_paths paths = binary.paths_between(sink, source) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/dhanumurti/reversing/./codepaths.py", line 123, in paths_between self.functions[callee]['axtj'] = calls_list ~~~~~~~~~~~~~~^^^^^^^^ KeyError: 'fcn.001a157c'