diegosouzapw/OmniRoute · error · Error

Invalid Kiro tool_call payload: mixed input fragment types

Error message

Invalid Kiro tool_call payload: mixed input fragment types

What it means

Error "Invalid Kiro tool_call payload: mixed input fragment types" thrown in diegosouzapw/OmniRoute.

Source

Thrown at open-sse/executors/kiroToolCallValidation.ts:73

    );
  }
}

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") {
    if (toolCall.inputKind && toolCall.inputKind !== "string") {
      throw new Error("Invalid Kiro tool_call payload: mixed input fragment types");
    }
    toolCall.inputKind = "string";
    toolCall.inputText = `${toolCall.inputText || ""}${toolInput}`;
    return;
  }
  if (toolInput && typeof toolInput === "object" && !Array.isArray(toolInput)) {
    if (toolCall.inputKind && toolCall.inputKind !== "object") {
      throw new Error("Invalid Kiro tool_call payload: mixed input fragment types");
    }
    toolCall.inputKind = "object";
    toolCall.inputObject = toolInput as Record<string, unknown>;
  }
}

export function getBufferedKiroToolInput(toolCall: PendingKiroWrapperToolCall): unknown {
  return toolCall.inputKind === "string" ? toolCall.inputText || "" : toolCall.inputObject;
}

View on GitHub (pinned to a179ffed5b)

When it happens

Trigger: Thrown at open-sse/executors/kiroToolCallValidation.ts:73 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/b35a0486852bbcf2. Report an issue: GitHub.