In early 2025, an update broke the way Telegram rendered animated emoji reactions. If a chat contained a specific Unicode sequence (a rare emoji modifier), the app would crash instantly when that message entered the viewport.
A memory exception ("core dumped" or segmentation fault) occurs on startup if the update was processed with low local disk space. Key Triggers for the Recent Crash Bug crush bug telegram upd
: When a new version migrates user message data or local cache structural layouts into a 64-bit architecture, local database files can become corrupted. In early 2025, an update broke the way