The phrase "relation debacle" refers to a situation where a relationship or connection has gone very wrong or is in a state of chaos and trouble. Full definition
Much like Dove, Pepsi, and Kellogs, brands that recently found themselves in similar public relations debacles due to culturally insensitive promotional materials, H&M issued an apology. (inc.com)
United is recovering from a public relations debacle after a passenger, Dr. David Dao, was dragged from his seat off the plane in O'Hare International Airport to make space for crew members. (fortune.com)
But by a ratio of 4 - 1, voters in 1999 turned down the request, the result of a public relations debacle for the normally placid Naperville Park District. (articles.chicagotribune.com)