Fix #1028 for restart runs
Fix #1028 for restart runs

smharper/openmc,smharper/openmc,smharper/openmc,wbinventor/openmc,paulromano/openmc,walshjon/openmc,paulromano/openmc,wbinventor/openmc,liangjg/openmc,mit-crpg/openmc,walshjon/openmc,shikhar413/openmc,liangjg/openmc,wbinventor/openmc,walshjon/openmc,amandalund/openmc,liangjg/openmc,smharper/openmc,shikhar413/openmc,mit-crpg/openmc,shikhar413/openmc,walshjon/openmc,johnnyliu27/openmc,paulromano/openmc,johnnyliu27/openmc,amandalund/openmc,wbinventor/openmc,liangjg/openmc,amandalund/openmc,amandalund/openmc,shikhar413/openmc,johnnyliu27/openmc,mit-crpg/openmc,mit-crpg/openmc,paulromano/openmc,johnnyliu27/openmc