Crashes on startup on macOS Big Sur 11.3.1

[sporkl]

Attempting to launch Mutabor on macOS Big Sur unfortunately results in an immediate crash. No need to urgently fix this or anything, I just wanted to provide the information in case it is useful.

Process:               mutabor [33142]
Path:                  /Applications/Mutabor.app/Contents/MacOS/mutabor
Identifier:            com.tudresden.Mutabor
Version:               4.0.0~rc3
Code Type:             X86-64 (Native)
Parent Process:        ??? [1]
Responsible:           mutabor [33142]
User ID:               501

Date/Time:             2021-05-16 16:01:28.279 -0400
OS Version:            macOS 11.3.1 (20E241)
Report Version:        12
Bridge OS Version:     5.3 (18P4556)
Anonymous UUID:        50F8B056-7BCC-2C8B-D630-7B9451E167C4

Sleep/Wake UUID:       B68A7561-DB2F-410E-87F0-9B4D300421E4

Time Awake Since Boot: 170000 seconds
Time Since Wake:       2800 seconds

System Integrity Protection: enabled

Crashed Thread:        0

Exception Type:        EXC_CRASH (SIGABRT)
Exception Codes:       0x0000000000000000, 0x0000000000000000
Exception Note:        EXC_CORPSE_NOTIFY

Termination Reason:    DYLD, [0x1] Library missing

Application Specific Information:
dyld: launch, loading dependent libraries

Dyld Error Message:
  dyld: Using shared cache: 94BDF3EE-CD67-34B0-91E1-19D61487C096
Library not loaded: /usr/local/lib/librtmidi-mutabor.4.dylib
  Referenced from: /Applications/Mutabor.app/Contents/MacOS/mutabor
  Reason: image not found

Binary Images:
       0x107b9c000 -        0x107e6afff +com.tudresden.Mutabor (4.0.0~rc3) <F92217E4-E994-322A-9FE3-614AABC76209> /Applications/Mutabor.app/Contents/MacOS/mutabor
       0x11494d000 -        0x1149e8fff  dyld (851.27) <7EAA668B-F906-3BAA-A980-139BBE6E8766> /usr/lib/dyld

Model: MacBookPro16,1, BootROM 1554.100.64.0.0 (iBridge: 18.16.14556.0.0,0), 8 processors, 8-Core Intel Core i9, 2.3 GHz, 16 GB, SMC 
Graphics: kHW_IntelUHDGraphics630Item, Intel UHD Graphics 630, spdisplays_builtin
Graphics: kHW_AMDRadeonPro5500MItem, AMD Radeon Pro 5500M, spdisplays_pcie_device, 8 GB
Memory Module: BANK 0/ChannelA-DIMM0, 8 GB, DDR4, 2667 MHz, SK Hynix, -
Memory Module: BANK 2/ChannelB-DIMM0, 8 GB, DDR4, 2667 MHz, SK Hynix, -
AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x7BF), wl0: Feb 16 2021 03:05:58 version 9.30.444.10.32.5.67 FWID 01-3d719d60
Bluetooth: Version 8.0.4d18, 3 services, 27 devices, 1 incoming serial ports
Network Service: Wi-Fi, AirPort, en0
USB Device: USB3.0 Hub
USB Device: USB 3.1 Bus
USB Device: USB2.0 Hub
USB Device: USB Receiver
USB Device: iTrack Solo
USB Device: SE25
USB Device: USB Billboard Device
USB Device: Apple T2 Bus
USB Device: Composite Device
USB Device: Touch Bar Backlight
USB Device: Touch Bar Display
USB Device: Apple Internal Keyboard / Trackpad
USB Device: Headset
USB Device: Ambient Light Sensor
USB Device: FaceTime HD Camera (Built-in)
USB Device: Apple T2 Controller
Thunderbolt Bus: MacBook Pro, Apple Inc., 63.5
Thunderbolt Bus: MacBook Pro, Apple Inc., 63.5

[keinstein]

where did you download Mutabor?
I don't know why the library is not included. It is indeed a bug.
I will have a look.

[sporkl]

Thank you! I tried versions of 4.00_rc3 from both GitHub and SourceForge, at these links:

https://github.com/keinstein/mutabor/releases/tag/debian%2F4.0.0_rc3
https://sourceforge.net/projects/mutabor/files/debian_4.0.0_rc3/