Module 5500 - different results for same hash (with or without client challenge part)

[Martin2]

see:
https://hashcat.net/forum/thread-6638.html
https://hashcat.net/forum/thread-2563-po...l#pid15255

I already read these post (i use search before post :-) ) but this doesn't help me answer my question.
I read also https://hashcat.net/forum/thread-7041.html ...