[UnigramDev/Unigram/delayed-file-source-null](https://github.com/UnigramDev/Unigram/tree/delayed-file-source-null) • [84c7b53](https://github.com/UnigramDev/Unigram/commit/84c7b53b38631c80a57cdb79887130c5a52d30e5) • _2 files, +8/-2_
Tolerate a null file in DelayedFileSource

A sticker with no StickerValue leaves _file null, which every other member
of the hierarchy already supports, so hashing the source crashed on Id.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

[#unigram](?q=%23unigram)