paperclipai/paperclip · error · Error

networkAllowlist[ ] must be a string.

Error message

networkAllowlist[${index}] must be a string.

What it means

parseLocalProcessNetworkAllowlist received a networkAllowlist array containing a non-string entry at the given index; entries must be strings.

Solutions

1. Make networkAllowlist[${index}] a string value.

When it happens

Trigger: Thrown at packages/adapter-utils/src/local-process-sandbox.ts:145 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of paperclipai/paperclip@120ae5428f (2026-08-18). Data as JSON: /api/errors/7d4c08948b576abb. Report an issue: GitHub.

Appendix: source

Thrown at packages/adapter-utils/src/local-process-sandbox.ts:145

    const parsed = new URL(trimmed.includes("://") ? trimmed : `https://${trimmed}`);
    if (parsed.username || parsed.password || parsed.pathname !== "/" || parsed.search || parsed.hash) {
      throw new Error("path");
    }
    hostname = parsed.hostname.toLowerCase();
    port = parsed.port || null;
  } catch {
    throw new Error(`networkAllowlist[${index}] must be a hostname, hostname:port, or origin URL.`);
  }
  if (!hostname || hostname === "*" || hostname.startsWith("*.")) {
    throw new Error(`networkAllowlist[${index}] must use an exact hostname; wildcards are not supported.`);
  }
  return { hostname, port };
}

export function parseLocalProcessNetworkAllowlist(value: unknown): string[] {
  if (!Array.isArray(value)) return [];
  return value.map((entry, index) => {
    if (typeof entry !== "string") throw new Error(`networkAllowlist[${index}] must be a string.`);
    const rule = parseNetworkAllowlistEntry(entry, index);
    return rule.port ? `${rule.hostname}:${rule.port}` : rule.hostname;
  });
}

export function parseLocalProcessNetworkScope(value: unknown): LocalProcessNetworkScope | null {
  if (value == null || value === "") return null;
  if (value === "deny" || value === "allowlist") return value;
  throw new Error('networkScope must be "deny" or "allowlist".');
}

export function parseLocalProcessFilesystemScope(value: unknown): "workspace" | null {
  if (value == null || value === "") return null;
  if (value === "workspace") return value;
  throw new Error('filesystemScope must be "workspace".');
}

function isNetworkTargetAllowed(hostname: string, port: string, rules: NetworkAllowlistRule[]): boolean {

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