I am running MacOSX 10.11.6. After update to Sage 8.0 there is a problem to start Jupiter or the notebook server. Here some terminal output:
Benutzers-Air:~ Benutzer′/Applications/SageMath−8.0.app/Contents/Resources/sage/sage′−−notebook=sagenb/Applications/SageMath−8.0.app/Contents/Resources/sage/src/bin/sage−env:line428:17594Trace/BPTtrap:5"SAGE_LOCAL/bin/python" -c 'import pkg_resources; pkg_resources.get_distribution("matplotlib").version' 2> /dev/null ┌────────────────────────────────────────────────────────────────────┐ │ SageMath version 8.0, Release Date: 2017-07-21 │ │ Type "notebook()" for the browser-based notebook interface. │ │ Type "help()" for help. │ └────────────────────────────────────────────────────────────────────┘ Please wait while the old SageNB Notebook server starts... dyld: lazy symbol binding failed: Symbol not found: _getentropy Referenced from: /Applications/SageMath-8.0.app/Contents/Resources/sage/local/lib/libpython2.7.dylib Expected in: /usr/lib/libSystem.B.dylib
dyld: Symbol not found: _getentropy Referenced from: /Applications/SageMath-8.0.app/Contents/Resources/sage/local/lib/libpython2.7.dylib Expected in: /usr/lib/libSystem.B.dylib