JetBrains Releases IntelliJ IDEA 2026.1.2 with Critical Bug Fixes and Performance Improvements

Breaking: IntelliJ IDEA 2026.1.2 Now Available

JetBrains has rolled out IntelliJ IDEA 2026.1.2, a maintenance update addressing over a dozen bugs that caused freezes, file corruption, and broken workflows for developers worldwide. The patch is available immediately via the IDE's built-in updater, Toolbox App, or direct download.

"This release focuses on stability and developer productivity," said a JetBrains spokesperson. "We've resolved several long-standing issues that impacted daily coding tasks, especially for users working with Gradle projects and Java ternary expressions."

Key Fixes in This Update

• Gradle .ipr projects now open correctly – Files generated by the gradle idea task no longer cause errors. [IJPL-242321]
• Java ternary indentation fixed – Chained method calls inside ternary expressions now format properly. [IDEA-387867]
• Alt+Enter on Windows no longer opens context menu – A critical shortcut regression has been corrected. [IJPL-47743]
• Live templates with groovyScript work again – Custom template scripts now execute as expected. [IJPL-241581]
• Drag-and-drop code no longer disappears – Dropping code back to its original position now preserves the content. [IJPL-235895]
• External diff tool opens from Commit window – Double-clicking a file launches the diff viewer again. [IJPL-241256]
• MCP Server handles spaces in paths – Projects with directory names containing spaces no longer cause illegal character errors. [IJPL-241803]
• Workspaces function correctly – A regression in workspace management has been fixed. [IDEA-388445]
• Multiple IDE freezes resolved – Several crash scenarios have been eliminated, improving overall stability. [IJPL-235455, IJPL-224542, IJPL-203153]

Users can update directly from the IDE by going to Help > Check for Updates, or via the Toolbox App. Ubuntu users can use snaps for a seamless upgrade. The full list of fixes is available in the official release notes.

Background

IntelliJ IDEA is JetBrains' flagship Java and Kotlin IDE, used by millions of developers. Version 2026.1.2 is a point release in the 2026.1 cycle, aimed at quashing bugs introduced in earlier builds or long-standing issues reported by the community. The update follows a pattern of rapid patches to maintain the IDE's reputation for reliability.

What This Means

For developers relying on IntelliJ IDEA for daily work, this patch eliminates several productivity blockers. The Gradle .ipr fix is crucial for teams using Gradle-based project setups. The fix for Alt+Enter on Windows restores an essential navigation shortcut. With the freeze fixes, the IDE should feel noticeably more stable under heavy load.

"We encourage all users to upgrade as soon as possible," the spokesperson added. "The improvements in this release directly address pain points reported by our community." Bugs can be reported via JetBrains' issue tracker.

JetBrains continues to support the IDE with monthly updates. Users awaiting larger feature additions can expect more in the upcoming 2026.2 release.