Make sure you've done as Matt suggested, Settings >> Options >> Cube >> and uncheck the Jacoby box. Once that is done, Settings >> Save Settings. After that is done, start a new money game session and set up the position, that should fix this problem.
With Jacoby toggled on:
The score (after 0 games) is: gnubg 0, user 0
Move number 3: user on roll, cube decision?
| gnubg | 106 |
|---|---|
| |
| user | 12 |
Position ID: bLtNACB+AAAAAA Match ID: cAkAAAAAAAAA | |
| Cube decision | |||
|---|---|---|---|
| 2-ply cubeless equity | +1.866 | ||
| 0.957 0.886 0.065 - 0.043 0.000 0.000 | |||
| Cubeful equities: | |||
| 1. | Double, pass | +1.000 | |
| 2. | Double, take | +3.703 | +2.703 |
| 3. | No double | +0.931 | -0.069 |
| Proper cube action: | Double, pass | ||
With Jacoby toggled off:
The score (after 0 games) is: gnubg 0, user 0
Move number 3: user on roll, cube decision?
| gnubg | 106 |
|---|---|
| |
| user | 12 |
Position ID: bLtNACB+AAAAAA Match ID: cAkAAAAAAAAA | |
• user doubles
Alert: wrong double ( -0.874)! [very bad]
| Cube decision | |||
|---|---|---|---|
| 2-ply cubeless equity | +1.867 | ||
| 0.957 0.886 0.067 - 0.043 0.000 0.000 | |||
| Cubeful equities: | |||
| 1. | No double | +1.874 | |
| 2. | Double, take | +3.706 | +1.832 |
| 3. | Double, pass | +1.000 | -0.874 |
| Proper cube action: | Too good to double, pass (32.3%) | ||