SparkleShare 1.5 crash on OSX 10.10.3

[yuanotes]

00:14:57 | Environment | SparkleShare version: 1.5.0, Operating system: MacOSX (Unix 14.3.0.0)
00:14:57 | Config | Wrote to '/Users/yuan/.config/sparkleshare/config.xml'
00:14:57 | Config | Updated option notifications:True
00:16:25 | Wrote crash report to /Users/yuan/SparkleShare/crash_report.txt

cat ~/SparkleShare/crash_report.txt

Oops! SparkleShare has crashed... :(

If you want to help fix this crash, please report it at
https://github.com/hbons/SparkleShare/issues and include the lines below.

Remove any sensitive information like file names, IP addresses, domain names, etc. if needed.

---

SparkleShare version: 1.5.0
Operating system: MacOSX (Unix 14.3.0.0)
System.ArgumentOutOfRangeException: Argument is out of range.
Parameter name: startIndex
at System.String.Substring (Int32 startIndex) [0x0001b] in /private/tmp/source-mono-mac-4.0.0-branch-c5sr2/bockbuild-mono-4.0.0-branch/profiles/mono-mac-xamarin/build-root/mono-4.0.2/mcs/class/corlib/System/String.cs:427
at System.IO.KqueueMonitor.PostEvent (FileAction action, System.String path, System.String newPath) [0x00016] in /private/tmp/source-mono-mac-4.0.0-branch-c5sr2/bockbuild-mono-4.0.0-branch/profiles/mono-mac-xamarin/build-root/mono-4.0.2/mcs/class/System/System.IO/KeventWatcher.cs:579
at System.IO.KqueueMonitor.Monitor () [0x001ca] in /private/tmp/source-mono-mac-4.0.0-branch-c5sr2/bockbuild-mono-4.0.0-branch/profiles/mono-mac-xamarin/build-root/mono-4.0.2/mcs/class/System/System.IO/KeventWatcher.cs:401
at System.IO.KqueueMonitor.DoMonitor () [0x00047] in /private/tmp/source-mono-mac-4.0.0-branch-c5sr2/bockbuild-mono-4.0.0-branch/profiles/mono-mac-xamarin/build-root/mono-4.0.2/mcs/class/System/System.IO/KeventWatcher.cs:268
00:14:57 | Environment | SparkleShare version: 1.5.0, Operating system: MacOSX (Unix 14.3.0.0)
00:14:57 | Config | Wrote to '/Users/yuan/.config/sparkleshare/config.xml'
00:14:57 | Config | Updated option notifications:True

[hbons]

I encountered this recently. Mono 4.0 has a a bug in the filesystem event handler. It's fixed in the development version of Mono which you can get here: http://download.mono-project.com/archive/nightly/macos-10-x86/.