# Cemu detailed changelog for 1.17.4# Patreon release date: 2020-03-13# Public release date: 2020-03-20general: Added support for SD card emulationThe virtual SD card is always insertedIt's mapped to the 'sdcard' folder in the Cemu root directorygeneral: Fixed a deadlock that could happen when changing the mlc01 folderRPL: Fixed a crash in the RPL loader that could happen for some game executablescoreinit: Minor stability improvements for multi-core recompiler modenn_act: Implemented GetSlotNoEx()Fixes saving in Art Academy titles (#81)Vulkan: Shaders with compile errors should no longer crash CemuVulkan: Skip drawcall instead of crashing when out of vertex cache memoryNote:(#xx) refers to bug tracker issues resolved by this change. See http://bugs.cemu.info/projects/cemu/