Failed while executing plugin_t.run

[eeeeeeeeeee555]

when i press ctrl-shift-D, it gave an error: Failed while executing plugin_t.run():
Traceback (most recent call last):
File "C:/Program Files/IDA Professional 9.0/plugins/AntiDebugSeeker.py", line 405, in run
self.detect_anti_debug_functions()
File "C:/Program Files/IDA Professional 9.0/plugins/AntiDebugSeeker.py", line 676, in detect_anti_debug_functions
result = self.search_asm(search_keyword)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:/Program Files/IDA Professional 9.0/plugins/AntiDebugSeeker.py", line 537, in search_asm
if seg_ea != entry_section.start_ea:
^^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'NoneType' object has no attribute 'start_ea'

[takatake-code]

Apologies for the delay.
Could you please provide the hash value of the program where this error occurred?