Sleep Wake failure in EFI Failure code:: 0xffffffff 0x0000001f Please IGNORE the below stackshot ================================================================ Date/Time: 2020-04-27 23:02:29 +0200 OS Version: ??? ??? (Build ???) Architecture: x86_64 Report Version: 29 Data Source: Stackshots Shared Cache: 0xe2000 AF759FC6-DBFD-35FF-A33E-886122782C97 Event: Sleep Wake Failure Duration: 0.00s Steps: 1 Time Awake Since Boot: 180s Process: swd [366] Architecture: x86_64 Footprint: 472 KB Start time: 2020-04-27 23:02:29 +0200 End time: 2020-04-27 23:02:29 +0200 Num samples: 1 (1) Thread 0xda4 1 sample (1) priority 4 (base 4) 1 start + 1 (libdyld.dylib + 109769) [0x7fff67050cc9] 1 1 ??? [0x10f933454] 1 1 ??? [0x10f9331dd] 1 1 __stack_snapshot_with_config + 10 (libsystem_kernel.dylib + 135862) [0x7fff671b22b6] 1 *1 ??? [0xffffff80002c8206] 1 *1 ??? [0xffffff80009875f7] 1 *1 ??? [0xffffff80008a0001] 1 *1 ??? [0xffffff80002eb9e7] (running) 1 Binary Images: 0x7fff67036000 - 0x7fff6706cfff libdyld.dylib (750.5) /usr/lib/system/libdyld.dylib 0x7fff67191000 - 0x7fff671bdfff libsystem_kernel.dylib (6153.101.6) /usr/lib/system/libsystem_kernel.dylib Model: MacBookPro14,3, BootROM 205.0.0.0.0, 4 processors, Quad-Core Intel Core i7, 3.1 GHz, 16 GB, SMC 2.45f3 Graphics: kHW_IntelHDGraphics630Item, Intel HD Graphics 630, spdisplays_builtin Graphics: kHW_AMDRadeonPro560Item, Radeon Pro 560, spdisplays_pcie_device, 4 GB Memory Module: BANK 0/DIMM0, 8 GB, LPDDR3, 2133 MHz, 0x80CE, 0x4B3445424533303445422D45474347202020 Memory Module: BANK 1/DIMM0, 8 GB, LPDDR3, 2133 MHz, 0x80CE, 0x4B3445424533303445422D45474347202020 AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x173), Broadcom BCM43xx 1.0 (7.77.111.1 AirPortDriverBrcmNIC-1600.4) Bluetooth: Version 7.0.4f6, 3 services, 25 devices, 1 incoming serial ports Network Service: Wi-Fi, AirPort, en0 USB Device: USB 3.0 Bus USB Device: Apple T1 Controller Thunderbolt Bus: MacBook Pro, Apple Inc., 41.4