You are hitting a known bug:
CSCef07484 Bug Details
Headline SA: Sub template phone password not saved
Product unity Model
Component sa Duplicate of
Severity 3 Severity help Status Verified Status help
First Found-in Version 4.0(4) First Fixed-in Version 4.0(4.98), 4.0(4)ES48 Version help
Get Engineering Special 48.. It will fix the issue.
Good Luck.. JRezab