Reflection cannot be accelerate 1 refresh job failed from past 1 week

i am using dremio 3.1 where pdfs is on Docker container ,i have restarted Kubernate pods ,where DB mounted on External Disk, i am Always getting warning like reflection cannot be accelerated

heree is the screens

Hello @Vikash_Singh,

If you click on that “history >>” link, this will bring to the jobs associated with the reflection build. Please attach the query profile for the REFLECTION REFRESH and we can take a look.

Hello Ben,

please find attached Job Profile for above issue (82.9 KB)

@Vikash_Singh, this a successful refresh… Were there any failed or canceled refresh jobs?