Hi,

Renditions are not getting created on image upload. But when i restart sling event bundle it works fine.

This has happened multiple times. I tried to analyze the Root Cause ad found below error in log

28.05.2018 09:31:57.563 *INFO* [sling-oak-observation-8023] org.apache.sling.event.impl.jobs.queues.JobQueueImpl.Granite Workflow Queue Starting job queue Granite Workflow Queue

28.05.2018 09:31:57.579 *INFO* [sling-oak-observation-8023] org.apache.sling.event Service [QueueMBean for queue Granite Workflow Queue,8244, [org.apache.sling.event.jobs.jmx.StatisticsMBean]] ServiceEvent REGISTERED

28.05.2018 09:31:57.657 *ERROR* [JobHandler: /etc/workflow/instances/server0/2018-05-26/update_asset_5:/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg/jcr:content/renditions/original] com.day.cq.dam.core.process.MetadataProcessorProcess execute: cannot extract metadata, no handler found for asset [/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg] with mime type [image/jpeg]

28.05.2018 09:31:57.657 *INFO* [JobHandler: /etc/workflow/instances/server0/2018-05-26/update_asset_5:/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg/jcr:content/renditions/original] com.day.cq.dam.video.FFMpegThumbnailProcess execute: asset [/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg] is not of a video mime type, asset ignored.

28.05.2018 09:31:57.657 *INFO* [JobHandler: /etc/workflow/instances/server0/2018-05-26/update_asset_5:/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg/jcr:content/renditions/original] com.day.cq.dam.core.process.CommandLineProcess execute: mime type [image/jpeg] of asset [/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg] is not in list of accepted mime types [[image/eps, image/x-eps, application/postscript, application/eps, application/x-eps]], ignoring.

28.05.2018 09:31:57.657 *INFO* [JobHandler: /etc/workflow/instances/server0/2018-05-26/update_asset_5:/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg/jcr:content/renditions/original] com.day.cq.dam.video.FFMpegTranscodeProcess execute: asset [/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg] is not of a video mime type, asset ignored.

28.05.2018 09:31:57.672 *ERROR* [JobHandler: /etc/workflow/instances/server0/2018-05-26/update_asset_5:/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg/jcr:content/renditions/original] com.day.cq.dam.core.impl.gfx.CommonsGfxRenderer Could not render: wid=375&hei=281&fit=constrain,1&fmt=png-alpha&rszfast=1&layer=comp&layer=0&src=/content/dam/myProject/en/2018/week-22/news-quiz/w22_May_news_quiz_thumbnail.jpg/jcr:content/renditions/original

java.lang.NullPointerException: null

at com.day.cq.dam.core.impl.gfx.CommonsGfxRenderer.createImageLayer(CommonsGfxRenderer.java:487)

at com.day.cq.dam.core.impl.gfx.CommonsGfxRenderer.createLayer(CommonsGfxRenderer.java:166)

at com.day.cq.dam.core.impl.gfx.CommonsGfxRenderer.render(CommonsGfxRenderer.java:117)

at com.adobe.cq.gfx.impl.GfxImpl.render(GfxImpl.java:94)

at com.day.cq.dam.core.impl.RenditionMakerImpl$PlanBasedTemplate.apply(RenditionMakerImpl.java:131)

at com.day.cq.dam.core.impl.RenditionMakerImpl.generateRenditions(RenditionMakerImpl.java:210)

at com.day.cq.dam.core.process.CreateThumbnailProcess.createThumbnails(CreateThumbnailProcess.java:120)

at com.day.cq.dam.core.process.ThumbnailProcess.execute(ThumbnailProcess.java:94)

at com.day.cq.workflow.compatibility.CQWorkflowProcessRunner.execute(CQWorkflowProcessRunner.java:93)

at com.adobe.granite.workflow.core.job.HandlerBase.executeProcess(HandlerBase.java:189)

at com.adobe.granite.workflow.core.job.JobHandler.process(JobHandler.java:258)

at org.apache.sling.event.impl.jobs.JobConsumerManager$JobConsumerWrapper.process(JobConsumerManager.java:500)

at org.apache.sling.event.impl.jobs.queues.JobQueueImpl.startJob(JobQueueImpl.java:291)

at org.apache.sling.event.impl.jobs.queues.JobQueueImpl.access$100(JobQueueImpl.java:58)

at org.apache.sling.event.impl.jobs.queues.JobQueueImpl$1.run(JobQueueImpl.java:227)

at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)

at java.lang.Thread.run(Thread.java:745)

this error is repeating multiple times.  Did anyone face this similar issue.?

I havent modified dam update asset workflow.

regards,

Manish