Export error
Export failed (Completed pre-export checks)

 level: ERROR
   logger: com.atlassian.jira.plugin.backup.rest.ExportProgressHelper.privacy-safe
   m: { [-]
     di: 8ijngvfphqd4at7j
     g: WebServer
     si: jira-prod-us-20
     sv: 2020-04-28-04-25-33_2020-04-28_29f7b8126e
     t: application
   }
   message: Export LRT failed: ["Export failed (Completed pre-export checks)"]

    err: { [-]
     class: [ [-]
       com.atlassian.jira.bc.export.ExportException
       com.atlassian.jira.bc.export.ExportException
       java.lang.NullPointerException
     ]
     msg: Export failed (Completed pre-export checks)
     stack: com.atlassian.jira.bc.export.ExportException: Export failed (Completed pre-export checks)
	at com.atlassian.jira.bc.export.CloudExportTaskRunner.export(CloudExportTaskRunner.java:280)
	at com.atlassian.jira.bc.export.CloudExportTaskRunner.lambda$runTaskAndStartZip$2(CloudExportTaskRunner.java:188)
	at com.atlassian.connpool.impl.AbstractConnectionPoolProvider.withPrivatePool(AbstractConnectionPoolProvider.java:133)
	at com.atlassian.jira.connpool.JiraViburConnectionPoolProvider.withPrivatePool(JiraViburConnectionPoolProvider.java:126)
	at com.atlassian.jira.bc.dataimport.AbstractBackupTaskRunner.lambda$null$0(AbstractBackupTaskRunner.java:63)
	at java.util.Optional.map(Optional.java:215)
	at com.atlassian.jira.bc.dataimport.AbstractBackupTaskRunner.lambda$runWithSeparateContextAsync$1(AbstractBackupTaskRunner.java:62)
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1604)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: com.atlassian.jira.bc.export.ExportException: Export failed (Exporting avatars)
	at com.atlassian.jira.bc.export.CloudExportTaskRunner.createExportFile(CloudExportTaskRunner.java:398)
	at com.atlassian.jira.bc.export.CloudExportTaskRunner.export(CloudExportTaskRunner.java:254)
	... 10 more
Caused by: java.lang.NullPointerException
	at com.atlassian.jira.avatar.ImageScaler.getSelectedImageData(ImageScaler.java:30)
	at com.atlassian.jira.avatar.ImageOperations.scaleAndTagPngInInputStream(ImageOperations.java:53)
	at com.atlassian.jira.avatar.media.ScalingAvatarImageProviderFactory.getAvatarInfo(ScalingAvatarImageProviderFactory.java:53)
	at com.atlassian.jira.avatar.media.ScalingAvatarImageProviderFactory.getScaledPngFile(ScalingAvatarImageProviderFactory.java:41)
	at com.atlassian.jira.bc.export.DefaultAvatarExporter.getImageFileId(DefaultAvatarExporter.java:112)
	at com.atlassian.jira.bc.export.DefaultAvatarExporter.getAvatarWithSize(DefaultAvatarExporter.java:90)
	at com.atlassian.jira.bc.export.DefaultAvatarExporter.lambda$getAllSizesForAvatar$0(DefaultAvatarExporter.java:81)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)
	at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
	at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:485)
	at java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:272)
	at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1382)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)
	at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:566)
	at com.atlassian.jira.bc.export.DefaultAvatarExporter.getAvatarsToExport(DefaultAvatarExporter.java:66)
	at com.atlassian.jira.bc.export.CloudExportTaskRunner.createExportFile(CloudExportTaskRunner.java:389)
	... 11 more

   }
   ext: { [-]
     err: { [-]
       cause_location: com.atlassian.jira.avatar.ImageScaler:getSelectedImageData
       cause_type: java.lang.NullPointerException
       location: com.atlassian.jira.bc.export.CloudExportTaskRunner:export
       type: com.atlassian.jira.bc.export.ExportException
     }
     jira: { [+]
     }
     provisioningOperation: cloudExport
   }
   hostname: af1567ea7a5e
   level: ERROR
   logger: com.atlassian.jira.bc.export.CloudExportTaskRunner
   m: { [+]
   }
   message: Export failed
   micros_container: jira
   pid: 64
   product: jira
   thread: ForkJoinPool.commonPool-worker-10
   time: 2020-04-28T15:02:05.140373154Z
   timestamp: 2020-04-28T15:02:05,140Z