Unread post Tue Oct 27, 2026 9:29 am Minor Features

Restored the fluid pipeline visualization when selecting an entity.
Added "show fluid pipeline visualization when selected" interface setting, enabled by default.
Added --test-save, --test-scenario, --test-ticks and --test-arg command line options.

Graphics

Tweaked icons of simple coal liquefaction and acid neutralization recipes. (118946)

Changes

When holding a wire, only entities connectable with it are selectable. (136637)
Added Quickbar section to interface settings.

Bugfixes

Fixed that tiles which changed slightly outside of the screen could draw their old state when they become visible. (136503)
Fixed that some prototype errors would not show the manage mods button. (136606)
Fixed that input and output cargo hatch counts were reversed in tooltips.
Fixed that clicking the current research button didn't always open the technology GUI to the current research. (136595)
Fixed a crash during sprite loading when a sprite path was invalid and some tile-effect prototypes were partially loaded. (136620)
Fixed that robots would try to insert modules before the machine was able to hold them. (134514)
Fixed that space platforms could get stuck trying to insert modules before the machine was able to hold them. (132457)
Fixed a crash when destroying a locomotive in a simulation while train GUI was open. (133935)
Fixed tips-and-tricks image loading when opening the tip from chat. (135555)
Fixed a crash in map view related to entity invalidation while searching. (136641)
Fixed space platform not dropping trash on arrival when all its requests were restricted to the same planet. (136368)
Fixed a crash related to raising events for units added to unit group or removed from unit group. (136670)
Fixed a crash when a unit tried to go around another unit whose target died in the same tick. (136608)
Fixed out of map tile was missing absorption of other pollutants. (136690)
Fixed tight spots level 4 had some resources too rich. (136682)
Fixed that opening search via the hotkey in multiplayer and then quickly typing didn't work well. (136687)
Fixed that the joining/loading/catching up GUI did not size correctly when mods were involved and multiple players were joining at the same time. (136698)
Fixed that crushers had emissions and heating energy defined when they never used them. (136691)
Fixed a crash when using request-to-save-and-quit in headless mode. (135796)
Fixed that migrations could mix fluids of different temperatures within crafting machines. (136678)
Fixed a performance regression with fluid flow on certain save files. (136679)

Scripting

Added LuaBootstrap::finish_test() and LuaBootstrap::test_arg.

Previous changelog: Version 2.1.23

New versions are released as experimental first and later promoted to stable. If you wish to switch to the experimental version on Steam, choose the experimental Beta Participation option under game settings; on the stand-alone version, check Experimental updates under Other settings.