HKUDS/nanobot · error · ValueError

Unknown content

Error message

Unknown content

What it means

Error "Unknown content" thrown in HKUDS/nanobot.

Source

Thrown at nanobot/agent/tools/filesystem.py:592

    @property
    def name(self) -> str:
        return "write_file"

    @property
    def description(self) -> str:
        return (
            "Create a new file or intentionally replace an entire file with "
            "the provided content. Overwrites existing files and creates parent "
            "directories as needed. For code changes or partial edits, prefer "
            "apply_patch; use edit_file only for small exact replacements."
        )

    async def execute(self, path: str | None = None, content: str | None = None, **kwargs: Any) -> str:
        try:
            if not path:
                raise ValueError("Unknown path")
            if content is None:
                raise ValueError("Unknown content")
            fp = self._resolve_write(path)
            fp.parent.mkdir(parents=True, exist_ok=True)
            fp.write_text(content, encoding="utf-8")
            self._file_states.record_write(fp)
            return f"Successfully wrote {len(content)} characters to {fp}"
        except PermissionError as e:
            return ToolResult.error(f"Error: {e}")
        except Exception as e:
            return ToolResult.error(f"Error writing file: {e}")


# ---------------------------------------------------------------------------
# edit_file
# ---------------------------------------------------------------------------

_QUOTE_TABLE = str.maketrans({
    "\u2018": "'", "\u2019": "'",  # curly single → straight
    "\u201c": '"', "\u201d": '"',  # curly double → straight

View on GitHub (pinned to 42f37dc4c0)

When it happens

Trigger: Thrown at nanobot/agent/tools/filesystem.py:592 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of HKUDS/nanobot@42f37dc4c0 (2026-08-26). Data as JSON: /api/errors/cf1be1a12e9ca5c2. Report an issue: GitHub.