deepseek-ai/deepseek-harness · error · FsError

FS_TOO_LARGE

FS_TOO_LARGE

Error message

cannot read "${target.displayPath}": ${info.size} bytes exceeds the ${maxBytes}-byte limit

What it means

Error "cannot read "${target.displayPath}": ${info.size} bytes exceeds the ${maxBytes}-byte limit" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/e2b/fs-e2b/src/index.ts:252

  }

  override async readText(target: FsTarget, signal?: AbortSignal): Promise<string> {
    const sandbox = await this.ctx.e2b.getSandbox()
    await this.requireRegular(target, signal)
    try {
      const bytes = await sandbox.files.read(String(target.targetKey), { format: 'bytes', ...signalOpts(signal) })
      assertNotAborted(signal, 'read')
      return decodeText(bytes, target.displayPath, BINARY_SAMPLE_BYTES)
    } catch (error: unknown) {
      throw mapError(error, 'read', target.displayPath, signal)
    }
  }

  override async readBytes(target: FsTarget, signal: AbortSignal | undefined, maxBytes: number): Promise<Uint8Array> {
    const sandbox = await this.ctx.e2b.getSandbox()
    const info = await this.requireRegular(target, signal)
    if (info.size !== undefined && info.size > maxBytes) {
      throw new FsError(`cannot read "${target.displayPath}": ${info.size} bytes exceeds the ${maxBytes}-byte limit`, 'FS_TOO_LARGE')
    }
    const stream = await openReadStream(sandbox, target, signal)
    const reader = stream.getReader()
    const chunks: Uint8Array[] = []
    let bytes = 0
    let completed = false
    try {
      while (true) {
        assertNotAborted(signal, 'read')
        const next = await reader.read()
        if (next.done) break
        // The stat preflight covers the at-rest case; this streamed bound stops
        // a post-stat grower without transferring past the first overflowing chunk.
        bytes += next.value.byteLength
        if (bytes > maxBytes) {
          throw new FsError(`cannot read "${target.displayPath}": content exceeds the ${maxBytes}-byte limit`, 'FS_TOO_LARGE')
        }
        chunks.push(next.value)

View on GitHub (pinned to b150a551b8)

When it happens

Trigger: Thrown at packages/e2b/fs-e2b/src/index.ts:252 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of deepseek-ai/deepseek-harness@b150a551b8 (2026-08-24). Data as JSON: /api/errors/e6d1fb0206c0ccc8. Report an issue: GitHub.