SOW-HLA: Surrounding logs Date filter displays as "Invalid Date" when system date format is customizedDescriptionInstances with customized system date format can cause start and end time values to show as "Invalid Date" at Service Operations Workspace HLA Surrounding Log tab.Steps to Reproduce Change system property glide.sys.date_format value to dd/MM/yyyyNavigate to SOW and then the List tab, and find an Alert with Log Analytics as the sourceClick on the Surrounding Logs tab of the alertFind that start and end time values show as "Invalid Date"WorkaroundThis problem has been fixed. If an upgrade is possible, please refer to the Fixed In section to determine the latest version with a permanent fix that the instance can be upgraded to.Related Problem: PRB1911677