Clicking "Reset Default Colour Scheme" gives System Error with the following stack trace. It doesn't seem to affect whether the colour scheme has been customized or not. The default colours will be reset anyway though I had to click Edit Colour Scheme, Update to make the look&feel update back to the default colours.

bucket.config.ConfigurationException: Failed to create config element: bucket.config.xml.Dom4jXmlMapConfigElement
at bucket.config.AbstractConfiguration.saveConfigElement(AbstractConfiguration.java:54)
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Caused by: bucket.config.ConfigurationException: Failed to create config element: bucket.config.xml.Dom4jXmlMapEntryConfigElement
at bucket.config.AbstractConfiguration.saveConfigElement(AbstractConfiguration.java:54)
<clip/>
Caused by: java.lang.NullPointerException
at bucket.config.xml.Dom4jXmlMapEntryConfigElement.saveConfig(Dom4jXmlMapEntryConfigElement.java:44)
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