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[Backport staging] Fix failure to start in firefox private browser #3059

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merged 1 commit into from
Jan 12, 2023
Merged

[Backport staging] Fix failure to start in firefox private browser #3059

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10 changes: 7 additions & 3 deletions src/client.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1690,12 +1690,16 @@ export class MatrixClient extends TypedEventEmitter<EmittedEvents, ClientEventHa
resolve(0);
};
req.onerror = (e): void => {
logger.error(`Failed to remove IndexedDB instance ${dbname}: ${e}`);
reject(new Error(`Error clearing storage: ${e}`));
// In private browsing, Firefox has a global.indexedDB, but attempts to delete an indexeddb
// (even a non-existent one) fail with "DOMException: A mutation operation was attempted on a
// database that did not allow mutations."
//
// it seems like the only thing we can really do is ignore the error.
logger.warn(`Failed to remove IndexedDB instance ${dbname}:`, e);
resolve(0);
};
req.onblocked = (e): void => {
logger.info(`cannot yet remove IndexedDB instance ${dbname}`);
//reject(new Error(`Error clearing storage: ${e}`));
};
});
await prom;
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