Music
4Q4 ERROR Festival: Heatwave
A queer, high-energy techno night.
4Q4 ERROR returns to Kater Blau for its second full festival edition. In collaboration with over 20 local and international queer, FLINTA*, and allied collectives, the event creates a space for connection, expression, pleasure, and solidarity. The three-day programme features music, daytime activities, artisan markets, open decks, workshops, and various performances. The organizers promise a weekend of queer euphoria and collective joy in the heart of Berlin.
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When and where does 4Q4 ERROR: Heatwave take place?+
The festival runs from August 28 to 30, 2026, at Kater Blau, located at Holzmarktstraße 25, 10243 Berlin.
What is the focus of 4Q4 ERROR: Heatwave?+
This event centers on queer and FLINTA* culture, featuring a blend of music, daytime activities, artisan markets, workshops, and performance art.
Who is performing at 4Q4 ERROR: Heatwave?+
The program features artists including Sueya, BLVSH, frog, SPECTRA, and many others. Full schedule on Mood.
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