Ugly Betty” creator Silvio Horta has died. He was 45.

Horta’s agent confirmed with ET that the writer and producer died in Miami, Florida, on Tuesday. He did not give a cause of death.

According to Variety, Horta’s body was discovered in a hotel room in Miami, Florida, on Tuesday, with sources telling the outlet that he died from a self-inflicted gunshot wound.

A source who was close to Horta tells ET he struggled with addiction in recent years.

Horta was showrunner and head writer on the popular ABC series, which was adapted from the Colombian telenovela “Yo soy Betty, la fea”.

The four-season show premiered in 2006 and made stars of actors America Ferrera and Michael Urie. It won a Golden Globe Award for Best Television Series – Musical or Comedy in 2007, with Horta taking the stage to accept the award.

Horta also worked on “Jake 2.0.”, starring Christopher Gorham.

See more on “Ugly Betty” below.

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