Hit this during some private testing. Fix should be simple null-check, will send PR shortly.
og4j:WARN Exception while attempting to flush and send
java.lang.NullPointerException
at com.sumologic.log4j.http.SumoBufferFlushingTask.sendOut(SumoBufferFlushingTask.java:90)
at com.sumologic.log4j.http.SumoBufferFlushingTask.sendOut(SumoBufferFlushingTask.java:37)
at com.sumologic.log4j.aggregation.BufferFlushingTask.flushAndSend(BufferFlushingTask.java:63)
at com.sumologic.log4j.aggregation.BufferFlushingTask.run(BufferFlushingTask.java:91)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
Hit this during some private testing. Fix should be simple null-check, will send PR shortly.