Sleep Wake failure in EFI Failure code:: 0xffffffff 0x0000001f Please IGNORE the below stackshot ================================================================ Date/Time: 2020-06-28 11:46:02 +0300 OS Version: ??? ??? (Build ???) Architecture: x86_64 Report Version: 29 Data Source: Stackshots Shared Cache: 0xc3aa000 6D8C9EAD-C304-3A99-8973-DE8EBFCFCFCC Event: Sleep Wake Failure Duration: 0.00s Steps: 1 Time Awake Since Boot: 21s Process: swd [389] Architecture: x86_64 Footprint: 472 KB Start time: 2020-06-28 11:46:02 +0300 End time: 2020-06-28 11:46:02 +0300 Num samples: 1 (1) Thread 0x9ae 1 sample (1) priority 2 (base 4) 1 start + 1 (libdyld.dylib + 108541) [0x7fff6f5c17fd] 1 1 ??? [0x10d6f7454] 1 1 ??? [0x10d6f71dd] 1 1 __stack_snapshot_with_config + 10 (libsystem_kernel.dylib + 136138) [0x7fff6f7223ca] 1 *1 ??? [0xffffff80002e3206] 1 *1 ??? [0xffffff800099acba] 1 *1 ??? [0xffffff80008b3bc1] 1 *1 ??? [0xffffff8000306467] (running) 1 Binary Images: 0x7fff6f5a7000 - 0x7fff6f5dcfff libdyld.dylib (733.8) <8E2D3DED-0756-37A0-9D55-B9264CA020B4> /usr/lib/system/libdyld.dylib 0x7fff6f701000 - 0x7fff6f72dfff libsystem_kernel.dylib (6153.61.1) <90F8650F-D3A9-38B3-BB8C-B5D3686393BC> /usr/lib/system/libsystem_kernel.dylib