diegosouzapw/OmniRoute · error · Error

Invalid Kiro tool_call payload: missing nested MCP tool argu

Error message

Invalid Kiro tool_call payload: missing nested MCP tool arguments at input.arguments

What it means

Error "Invalid Kiro tool_call payload: missing nested MCP tool arguments at input.arguments" thrown in diegosouzapw/OmniRoute.

Source

Thrown at open-sse/executors/kiroToolCallValidation.ts:53

  return toolName;
}

export function validateKiroToolCallWrapperInput(toolInput: unknown): void {
  if (toolInput === undefined) {
    throw new Error("Invalid Kiro tool_call payload: missing input");
  }
  const input = parseKiroToolInput(toolInput);
  if (!input || typeof input !== "object" || Array.isArray(input)) {
    throw new Error(
      "Invalid Kiro tool_call payload: input must be an object with name and arguments"
    );
  }
  const record = input as JsonRecord;
  if (typeof record.name !== "string" || !record.name.trim()) {
    throw new Error("Invalid Kiro tool_call payload: missing nested MCP tool name at input.name");
  }
  if (!Object.prototype.hasOwnProperty.call(record, "arguments")) {
    throw new Error(
      "Invalid Kiro tool_call payload: missing nested MCP tool arguments at input.arguments"
    );
  }
}

export function validateKiroToolUse(toolUse: JsonRecord): void {
  const toolName = validateKiroToolName(toolUse);
  if (toolName === KIRO_TOOL_CALL_WRAPPER) {
    validateKiroToolCallWrapperInput(toolUse.input);
  }
}

export function appendBufferedKiroToolInput(
  toolCall: PendingKiroWrapperToolCall,
  toolInput: unknown
): void {
  if (toolInput === undefined) return;
  if (typeof toolInput === "string") {

View on GitHub (pinned to a179ffed5b)

When it happens

Trigger: Thrown at open-sse/executors/kiroToolCallValidation.ts:53 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/e321acd70ebd676b. Report an issue: GitHub.