Haven't attempted using this tool in the past, on this machine. I am using my work machine today and ran into this issue.
So I can't really compare to anything in the past.
I do have all the updates and everything else seems to be working well.
Here are my hardware specs:
Model Name: MacBook Pro
Model Identifier: MacBookPro10,1
Processor Name: Intel Core i7
Processor Speed: 2.7 GHz
Number of Processors: 1
Total Number of Cores: 4
L2 Cache (per Core): 256 KB
L3 Cache: 6 MB
Memory: 16 GB
Boot ROM Version: MBP101.00EE.B03
SMC Version (system): 2.3f36
Serial Number (system): C2QLL062FG1J
Hardware UUID: 30C31832-F066-5535-A089-848CF6B38908
and graphic specs:
Intel HD Graphics 4000
NVIDIA GeForce GT 650M