# Cemu detailed changelog for 1.21.4# Patreon release date: 2020-10-16# Public release date: 2020-10-23general: Updated the memory searcher toolFixed a recent regression that made the tool crash (#411)All memory areas are now scanned (previously only the main app heap area, MEM2, was scanned)Scans are now multi-threaded (one thread per region)general: The UI option for verifying online accounts now provides more detailed error messages (specifically for problems with account.dat)GX2: Tiling aperature now correctly handles linear texture formatsFixes garbled textures in multiple games developed by Wayforward (e.g. DuckTales (#198) and Adventure Time: Explore the Dungeon)Vulkan: Fixed a bug in the texture memory manager where large alignment requirements could lead to integer underflowThis fixes random texture corruptions that would predominantely occur on older Nvidia GPUs (Maxwell and before) (#421) (#285)OpenGL/Vulkan: Correctly truncate the lower 8 bits of colorbuffer addressesFixes broken graphics in How To SurviveAX: Correctly handle looping for ADPCM voices when the end offset is not a valid ADPCM addressFixes background music and a related crash in How To SurviveAX: Small tweaks to audio timing which should hopefully improve overall audio stabilityNote:(#xx) refers to resolved bug tracker issues. See http://bugs.cemu.info/projects/cemu/