diegosouzapw/OmniRoute · error · ClaudeWebProtocolError

Content block index is invalid

Error message

Content block index is invalid

What it means

Error "Content block index is invalid" thrown in diegosouzapw/OmniRoute.

Source

Thrown at open-sse/executors/claude-web/stream.ts:181

): Record<string, unknown> {
  const projected: Record<string, unknown> = { type: eventType };
  for (const field of METADATA_EVENT_FIELDS[eventType] ?? []) {
    const value = safeMetadataValue(event[field]);
    if (value !== undefined) projected[field] = value;
  }
  return projected;
}

function requireRecord(value: unknown, context: string): Record<string, unknown> {
  if (!value || typeof value !== "object" || Array.isArray(value)) {
    throw new ClaudeWebProtocolError(`${context} must be an object`);
  }
  return value as Record<string, unknown>;
}

function requireBlockIndex(event: Record<string, unknown>): number {
  if (!Number.isInteger(event.index) || (event.index as number) < 0) {
    throw new ClaudeWebProtocolError("Content block index is invalid");
  }
  return event.index as number;
}

function deltaText(delta: Record<string, unknown>, fields: string[]): string {
  for (const field of fields) {
    const value = delta[field];
    if (typeof value === "string") return value;
  }
  throw new ClaudeWebProtocolError("Content delta text is invalid");
}

function thinkingSummaryText(delta: Record<string, unknown>): string {
  if (typeof delta.summary === "string") return delta.summary;
  if (delta.summary && typeof delta.summary === "object" && !Array.isArray(delta.summary)) {
    return deltaText(delta.summary as Record<string, unknown>, ["summary", "text", "thinking"]);
  }
  return deltaText(delta, ["text", "thinking"]);

View on GitHub (pinned to a179ffed5b)

When it happens

Trigger: Thrown at open-sse/executors/claude-web/stream.ts:181 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of diegosouzapw/OmniRoute@a179ffed5b (2026-08-25). Data as JSON: /api/errors/d9c737d3946a4f1d. Report an issue: GitHub.