# The Sims 4 “Failed to Launch Game” Error March 23rd Update - Product: The Sims 4 (https://whatsnew.fyi/product/the-sims-4) - Vendor: Maxis - Date: 2026-03-23 - Original notes: https://store.steampowered.com/news/app/1222670/view/533252382395467179 - Permalink: https://whatsnew.fyi/product/the-sims-4/releases/2026-03-23-failed-to-launch-game-error-march-23rd-update What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog. Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'. --- - **fixed** — Fixed an issue where the game could crash on launch for users using specific types of custom content under certain circumstances - **fixed** — Resolved an issue that caused a main menu message to appear more frequently than intended Sul Sul, Simmers! We have a fix for the CC and Mod users out there that were still encountering problems launching the game. All of your CC should now load and work as expected. Thank you for your quick reporting and assistance in resolving this one! - The Sims 4 Team ##### **Bug Fixes** - Fixed an issue where the game could crash on launch for 2% of players using specific types of custom content, under certain circumstances. - Resolved an issue that caused a main menu message to appear more frequently than intended.