Not sure what’s happening:
​Welcome to the EiBotBoard (EBB) Firmware Updater, version 2.8.1
In case of unexpected results, please make sure that you have
exactly one EBB connected to your computer via USB.
EBB appears to be located; Beginning update process.
Entering bootloader modeUSB HID device found
./mphidflash-1.8-osx-64 Error: USB write error
Ending update process; Waiting for reset.
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Looking for EBB.
Asking the EBB for its firmware version:
/private/var/folders/x3/4xd448nj55s55py7_6g7xq6h0000gn/T/AppTranslocation/F560CE2F-9F38-4FBA-BA5C-CC4848678033/d/UpdateEBB-2.app/Contents/Resources/script: line 52: /dev/: Is a directory
K.K..LconsoleMttyNnullleOzerolePklogleQoslogeRoslog_streamSfdoT
Firmware update may not have succeeded.