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

Last Exception Backtrace:
0   CoreFoundation                      0x1843fbd38 __exceptionPreprocess + 124 (NSException.m:166)
1   libobjc.A.dylib                     0x183910528 objc_exception_throw + 56 (objc-exception.mm:521)
2   CoreFoundation                      0x1843fbc80 +[NSException raise:format:] + 116 (NSException.m:141)
3   Foundation                          0x184e0e084 -[__NSConcreteURLComponents initWithString:] + 116 (NSURL.m:2035)