Freemarker exception thrown if Plan Description is undefined while generating reports

2011-01-11 13:25:53,757 INFO [1254402771@qtp-1939430784-0] [AccessLogFilter] 0:0:0:0:0:0:0:1%0 http://localhost:8085/reports/generateReport.action?reportKey=com.atlassian.bamboo.plugin.system.reports%3AaverageDuration&selectFields=reportKey&buildIds=9601025&selectFields=buildIds&groupByPeriod=AUTO&selectFields=groupByPeriod&dateFilter=None&selectFields=dateFilter&dateFrom=&dateTo=&save=Submit 126417kb
2011-01-11 13:25:55,299 INFO [1254402771@qtp-1939430784-0] [IndexedBuildResultsSearcherImpl] Search took 0:00:00.985
2011-01-11 13:25:56,718 ERROR [1254402771@qtp-1939430784-0] [runtime] Expression plan.description is undefined on line 53, column 102 in fragments/buildResults/showBuildResultsTable.ftl.

Expression plan.description is undefined on line 53, column 102 in fragments/buildResults/showBuildResultsTable.ftl.
The problematic instruction:
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==> ${plan.description} [on line 53, column 100 in fragments/buildResults/showBuildResultsTable.ftl]
 in user-directive showBuildResultsTable [on line 4, column 1 in fragments/buildResults/buildResultsTable.ftl]
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Java backtrace for programmers:
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freemarker.core.InvalidReferenceException: Expression plan.description is undefined on line 53, column 102 in fragments/buildResults/showBuildResultsTable.ftl.
	at freemarker.core.TemplateObject.assertNonNull(TemplateObject.java:124)