One of the biggest indications that it probably wouldn’t last forever was their extensive age gap.

But, sadly, that wasn’t the only sign these two weren’t going the distance.

But it wasn’t just the years between them that reportedly caused a divide.

Kaia Gerber and Austin Butler posing on the red carpet

Butler had humbler beginnings and he started actively working his way to the top when he was a teenager.

Those fundamental differences in their upbringings eventually came to a head.

Just one month later, Gerber was photographed out and about with Butler.

Kaia Gerber and Austin Butler posing on the red carpet

In fact, as a source excitedly informedOK!

But they can also be a bit of a red flag."

Especially, as it turns out, when you’re fresh out of another serious relationship.

Austin Butler with his arm around Kaia Gerber as they walk

He pointed out to Rande that Kaia is only 23."

Notably, the Oscar nominee has a reputation for long-term romances not ending in wedded bliss.

Prior to the model, he famously dated Vanessa Hudgens for almost a decade.

Austin Butler and Kaia Gerber on the street together

That led to people speculating about whether she and Butler were even still together.

Sadly, that wasn’t the first time breakup rumors swirled.

A few weeks earlier, Butler raised eyebrows when he skipped Gerber’s 23rd birthday.

Rande Gerber, Presley Walker Gerber, Cindy Crawford, Austin Butler and Travis Jackson posing together

It sparked rumors that the romance is over."

Even worse, Gerber spent Butler’s big day by his side earlier in the year.

Austin Butler and Kaia Gerber posing together at an event