You'll noticeTier: how much it should matter to you
3Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
Background TasksArea: what it touches
ImprovementsKind: in v2.1.247,
ImprovementsSection of the release
What
When Claude Code truncates a task's output, the footer used to promise the whole thing had been written to a file. If the writer is failing or has lost data, it now says the full output could not all be saved and that the file may be missing or incomplete.
Details
A new cleanup path flushes the output writer and logs, at error level, how many characters were discarded unwritten.
The message is assembled at runtime from the writer's state; there is no flag.
Evidence
The full output could not all be saved to
Strings lifted out of the shipped bundle, so the claim above can be checked against them.