When exporting a high number of issues (+2000), some fields from Elements Connect are not exported.

/rest/jiraxporter/1.0/export/ [c.x.jiraxporter.mapping.IssueMappingLoader] Error retrieving field Test Field.
java.lang.NullPointerException
	at com.xpandit.jiraxporter.mapping.integration.NFeedCustomFieldProcessor.process(NFeedCustomFieldProcessor.java:86)
	at com.xpandit.jiraxporter.manager.impl.XporterFieldRetrieverImpl.lambda$getFieldRetriever$151(XporterFieldRetrieverImpl.java:3690)
	at com.xpandit.jiraxporter.mapping.IssueMappingLoader.lambda$processFields$8(IssueMappingLoader.java:474)
	at java.lang.Iterable.forEach(Iterable.java:75)
	at com.xpandit.jiraxporter.mapping.IssueMappingLoader.processFields(IssueMappingLoader.java:391)
	at com.xpandit.jiraxporter.mapping.IssueMappingLoader.process(IssueMappingLoader.java:212)
	at com.xpandit.jiraxporter.mapping.IssueListProcessor.lambda$call$0(IssueListProcessor.java:118)
	at java.lang.Iterable.forEach(Iterable.java:75)
	at com.xpandit.jiraxporter.mapping.IssueListProcessor.call(IssueListProcessor.java:103)
	at com.xpandit.jiraxporter.mapping.IssueListProcessor.call(IssueListProcessor.java:36)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)