Typo: When trying to stack two commanders into the same fleet, the game displays an error message with a typo 'ore' | 'or'. This is on line 15655 of UIText.xml.
<StringTable>
<Label>STACKED_SHIP_ERROR_TOO_MANY_COMMANDERS</Label>
<String>Two ore more commanders selected</String>
</StringTable>
Founder, all DLC installed.