Off by one calculation? - Leatherworker Progress

[Keydex]

Required Information

Class: Leatherworker
Level: 41
Food: Giant Handcock Dip
Craftsmanship: 223 (base 215)
Control: 227 (Base 213)
CP: 285
Recipe Name: Grade 4 Skybuilders' Leather Straps
Recipe Level: 40
Solver Seed: 49182

Expected Behaviour

Progress Increase to 138

Actual Behaviour

Progress Increase to 137

Steps To Reproduce

Gear Set

Solver options default

1. Craft bundle of grade 4 skybuilders' leather straps

2. Use

/ac "Basic Synthesis" <wait.3>
/ac "Innovation" <wait.2>
/ac "Basic Touch" <wait.3>
/ac "Standard Touch" <wait.3>
/ac "Basic Touch" <wait.3>
/ac "Standard Touch" <wait.3>
/ac "Master's Mend" <wait.3>
/ac "Innovation" <wait.2>
/ac "Basic Touch" <wait.3>
/ac "Standard Touch" <wait.3>
/ac "Veneration" <wait.2>
/ac "Standard Touch" <wait.3>
/ac "Basic Synthesis" <wait.3>
/echo Macro #1 complete <se.14>

Progress is 137/138

[NotRanged]

Might have found the reason why, will fix later