After a ff crash, you may need to restore the session backup file.
Try replacing ~/.mozilla/firefox/*default*/sessionstore-backups/recovery.jsonlz4 with recovery.baklz4 or some files from a backup (check timestamps).
Good luck.
After a ff crash, you may need to restore the session backup file.
Try replacing ~/.mozilla/ firefox/ *default* /sessionstore- backups/ recovery. jsonlz4 with recovery.baklz4 or some files from a backup (check timestamps).
Good luck.