erupt into (something)
1. To burst into something, often a noise. The crowd erupted into cheers when the band finally took the stage.
2. To escalate abruptly into a new situation or problem. What he thinks is a moment of constructive criticism often erupts into an argument with his daughter. Please don't let this little squabble erupt into a major rift between you two.
erupt into something
[for something] to become a serious problem suddenly. The argument erupted into a terrible fight. They were afraid the fight would erupt into a riot.