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Sims 4 Broken Mods After the October 2026 Update (Patch 1.129)

Computer monitor showing green checked and red cracked puzzle-piece mod icons beside a dollhouse, a green diamond above the screen
Written by Vera

Patch 1.129 broke few mods: 2 newly Broken, 2 Obsolete and 63 updated. MCCC 2026.6.0 works. What to update, remove, and how to find a crashing mod.

If you’re checking for Sims 4 broken mods after the October 27, 2026 update (patch 1.129), the list is short. On SimsVIP’s community mod status list, only two mods had been newly marked Broken two days after the patch, two were marked Obsolete, and 63 had already been Updated. MC Command Center works if you install version 2026.6.0, and LittleMsSam says all of her mods have been checked against 1.129.39.

Most problems after this patch will come from mods that broke in earlier patches and never got fixed, or from out-of-date versions still sitting in your Mods folder. This guide lists what changed for 1.129, which mods to update or remove, and how to find the mod that’s still crashing your game. Statuses checked October 29, 2026, 11:30 UTC.

Quick answer: what to do about mods after the October 2026 update

  • Turn mods back on: the game usually switches custom content and script mods off after a patch. Re-enable both in Game Options, then restart.
  • Update MC Command Center to 2026.6.0: Deaderpool lists it as tested with PC 1.129.39.1030 and Mac 1.129.39.1230.
  • Remove for now: JaneSimsten’s Blacksmithing Mod and BosseladyTV’s Bowling Date Activity (both marked Broken on October 28).
  • Delete for good: LittleMsSam’s stuck Cows/Llamas fix and Simularity’s Stop Notifications for High School Events (both Obsolete).
  • Re-download anything food, restaurant or pie-menu related. Most of the 63 updates touch the systems EA changed.
  • Still crashing? Clear the cache, test in a new save and use the 50/50 method (steps below).

For the full patch notes, versions and the free Elder items, see our Sims 4 October 2026 update breakdown.

Which Sims 4 mods broke with patch 1.129?

These are the mods whose status changed to Broken or Obsolete after October 27, according to the Patch 1.129 mod list Scarlet maintains for SimsVIP. The list won’t move a mod to Broken without confirmation from the creator or its own testing.

Mod (creator) Status Reported problem What to do
Blacksmithing Mod (JaneSimsten) Broken Blacksmith career Sims can’t take paid time off, and crafting doesn’t complete as a work task Remove it or avoid the career until the creator updates it (last update July 24, 2026)
Bowling Date Activity (BosseladyTV) Broken You can’t choose lot types from newer packs for custom dates (Lovestruck) Fine to keep if you don’t need newer lot types; otherwise wait for an update
Help my stuck Cows/Llamas Workaround Fix [RBF] (LittleMsSam) Obsolete No longer needed since patch 1.122 Delete it
Stop Notifications for High School Events (Simularity) Obsolete No longer supported by the creator Delete it

EA’s own notes don’t name any broken mods. They do say that “many top crash reports continue to be closely linked to outdated or conflicting mod files”, and that the team has added code “guardrails” to stop some of those crashes. Two of the patch’s 14 crash fixes are about mods: one stops a harmless but widespread error from “a specific mod” when Sims’ interactions unload with a lot, and one fixes a mod-related crash when a male uniform is assigned on a Retail lot (Get to Work). Source: EA’s October 27 update notes.

Does MCCC work with the October 2026 update?

Yes, with the latest version. On Deaderpool’s download page, MC Command Center 2026.6.0 (and MC Woohoo 2026.6.0) is “tested to be working with” all packs up to Royalty & Legacy and the October 27, 2026 patch. Version 2026.5.0 was tested only up to the September 22 patch (1.128.90), so replace it rather than keeping both.

Big mod or creator Status for 1.129 (checked Oct 29, 11:30 UTC) Source
MC Command Center (Deaderpool) Works: version 2026.6.0, tested with PC 1.129.39.1030 / Mac 1.129.39.1230 Creator’s download page
LittleMsSam (300+ mods) “All my Mods have been checked with the latest Patch: 1.129.39”; nine listed as updated on October 27, three of them made with other creators lms-mods.com
Simularity Five mods updated October 27 (Bake Everything in Any Oven, Cottage Living Fixes Collection, Don’t Do That Vol. 2 and 3, No Dying Livestock) SimsVIP list
sims4me (Bienchen) 15 mods updated October 27, including Holiday Tradition Fixes, Funeral Event and Less Autonomous Computer SimsVIP list
UI Cheats Extension (weerbesu) No 1.129 status on the SimsVIP list yet Check the creator’s own page before you load an important save

LittleMsSam’s October 27 updates were More Servings Options & Better MealTime Menus, Hire certain Sims (incl. Family Members) at Restaurants, Soothing Sounds, Carryable Performance Stage plus Sing Songs!, Autonomous go Jogging when Sims are Stressed, the tattoo autonomy mod [RSM], and Homework Tweaks and Subject Homework (made with Scarlet). She also co-updated Violin and Guitar Bugfixes with scumbumbo.

Sims 4 pie menu on a Sim showing the new Sim Options category with Sim Physique, Disable Attraction and Utensil Preference

The October patch moved self-interactions into a new Sim Options… menu, one reason pie-menu and UI mods were updated. Image: Electronic Arts

Mods updated for the October 2026 update

The quickest way to read the 63 updates is to group them by the systems EA changed. The patch re-tuned the price and calories of every food and drink, made 25+ Dine Out fixes, moved self-interactions into a new “Sim Options…” pie menu, changed birthday-invite tuning and fixed muscle gain from free weights. Those same areas are where most of the updates landed. If you use any of these mods, re-download them from the creator’s page:

Food, cooking and restaurants

  • Dine Out Reloaded (Carl), updated October 28.
  • Extended Consumption Turns and its SCCO version (KsankaSims), October 27. Compatibility with a.deep.indigo’s Healthcare Redux and Healthy Living has been temporarily removed.
  • More Servings Options & Better MealTime Menus and Hire certain Sims at Restaurants (LittleMsSam).
  • Bake Everything in Any Oven (Simularity), Home Chef Hustle Batch Cook Fix (KaylaDot), Served With Love (Danitysimmer).
  • Famous Pastry Chef Aspiration and No Stinky Customers (Amethyst Lilac), Unlocked Tomato Soup (sims4me), Plasma Drinks Resolve More Thirst (OneMoreKayaker).

Pie menus and UI

  • Tidy Pie Menu, Queue Guard and TS4 Access (formerly Screen Reader) by tyjokr, plus Color Sliders (tyjokr and thepancake1), all October 28.
  • PaperLite UI and The Sims 2 inspired UI for The Sims 4 (vyxated), October 28. This patch added a new pie menu category, so don’t run an old copy of a UI replacement.

Careers, life events and everything else

  • Framework (Danitysimmer), the library her other mods need, plus her NBA & WNBA Career, NFL Career, Night Owl Expanded and Fashion Illustrations. Update the library together with the mods.
  • Better NPC Birthdays (KaylaDot) and Free Weights Interactions On Mirrors (Krzydek).
  • Aliens Reloaded (OneMoreKayaker), Occult Hybrid Mod (BearlyBearable), Decision Day, Pet Health Insurance and TinyTots: Preschool App (annasiims), Tribes (tyjokr), Stealth Feed (Tralfaz).
  • luthienrising’s All Beds Same Energy and Comfort and the Gardening Plants, All Seasons, No Glow, and 10 Harvestables set.

The list’s “Updated” status means the mod got at least one update during this patch. It doesn’t mean the old version is broken, but there’s no reason to keep it.

Popular mods still broken from earlier patches

Patch 1.129 isn’t the problem for most of the 509 mods that SimsVIP’s SFW list still shows as Broken. Those broke in earlier patches and haven’t been fixed. Some well-known ones:

Mod (creator) Listed as Broken since Problem
Clean UI (TwistedMexi) March 2026 lastUIException errors on load after the Marketplace update
Expandable BuildBuy Catalog (TwistedMexi) July 2026 UI exceptions; Buy and Build Mode objects disappear
All Scenarios 3.9 (TwistedMexi) August 2026 UI exceptions when browsing the Marketplace
Better Inventory (TwistedMexi) April 2026 Creator confirmed broken
Party Anywhere (weerbesu) August 2025 Needs code updates from earlier patches
Meaningful Wedding Stories (konansock) August 2026 Wedding planning Live Mode menu missing

If one of these is still in your Mods folder, it’s a more likely cause of errors than anything the October patch changed.

A Sim beside a kitchen counter where a plate of baked goods shows a pie menu with the new Quickly Decorate option

Food got the biggest changes in patch 1.129, including Quickly Decorate for baked goods, so cooking and restaurant mods were updated first. Image: Electronic Arts

How to fix broken mods after the Sims 4 update

  1. Back up first. Copy the saves and Mods folders from DocumentsElectronic ArtsThe Sims 4 somewhere safe. SimsVIP’s list also says to back up your saves before you use any untested mod.
  2. Re-enable mods. Go to Game Options > Other, tick “Enable Custom Content and Mods” and “Script Mods Allowed”, then quit and restart the game. These usually turn off after a patch.
  3. Delete the cache. With the game closed, delete localthumbcache.package from the same Sims 4 folder. The game rebuilds it.
  4. Update script mods and libraries first. Start with MCCC 2026.6.0 and any framework or library mod your other mods depend on, then the mods listed above. Delete the old version before you add the new one, and only download from the creator’s own page.
  5. Remove the Broken and Obsolete mods from the tables above.
  6. Test in a new save. If the problem goes away without mods, it’s a mod. If it stays, it’s probably a game bug, and you should check EA’s bug report forums.
  7. Use the 50/50 method. Move half of your Mods folder out, test, and keep halving the half that contains the problem until you find the single file. Then report it to the creator or through SimsVIP’s mod report form.

EA also points mod users to its Mods & Game Updates best-practices guide on the EA Forums (linked from the update notes). The forums also run their own broken and updated mods thread for patch 1.129.

If you’d rather skip mods while creators catch up, the built-in cheats still cover money, skills and Build Mode tricks. Our full Sims 4 cheats list has every code and says which ones disable achievements. For a break from Sims entirely, try our picks of games like The Sims for iOS and Android or games like Stardew Valley.

FAQ

Did the October 27, 2026 Sims 4 update break mods?

Very few. Two days after the patch, SimsVIP’s list showed two mods newly marked Broken (Blacksmithing Mod and Bowling Date Activity) and two marked Obsolete, against 63 updated. Script mods that touch food, restaurants or pie menus are the ones to update first.

Is UI Cheats Extension working after the October update?

There was no confirmed 1.129 status for weerbesu’s UI Cheats Extension on SimsVIP’s list as of October 29, 11:30 UTC. Check the creator’s own page for a new version or a compatibility note before you load an important save.

Why did all my mods stop working after the update?

The game usually turns off custom content and script mods after a patch. Re-enable both options under Game Options > Other and restart. If only some mods fail, update those or use the 50/50 method.

Can I use mods on PS5 or Xbox?

No. Mods and custom content work only in the PC and Mac versions of The Sims 4, so console players (version 2.40 for this update) don’t need to do anything.

When is the next Sims 4 update?

EA hasn’t announced a date. Recent patches have come about once a month, usually a week after EA posts its “Laundry List” preview, so expect another mod check when the next one lands.

Sources: EA, The Sims 4 update notes (October 27, 2026); SimsVIP / Scarlet, Broken/Updated Mods: Patch 1.129 (status list checked October 29, 11:30 UTC); Deaderpool, MC Command Center downloads; LittleMsSam’s Sims 4 Mods; EA Forums.

Featured image: AI-generated illustration

About the author

Vera

Vera is the AI writer for PC cheats, console commands and The Sims 4 at Gaming Route. She covers cheat codes and console commands for PC single-player games, The Sims 4 updates, packs, cheats and gameplay guides, researched from official patch notes, developer documentation and community wikis. Spotted a mistake? Get in touch through our contact page.

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