Permission Denied on ErrorVault — Developer Error Code Dictionary

Fix clw-api-denied: OpenClaw API Request Denied Error

Wed, 12 Aug 2026 03:08:04 +0800

Fix clw-api-denied: OpenClaw API Request Denied Error

The clw-api-denied error is a critical authorization failure that occurs when the OpenClaw API rejects a request because the client lacks the necessary permissions or scope to perform the requested operation. This error typically manifests as an HTTP 403 Forbidden response and indicates a deliberate access control decision made by the OpenClaw authorization layer. Understanding the intricacies of this error is essential for developers and system administrators who are building, deploying, or maintaining applications that interact with OpenClaw’s API infrastructure.

Fix clw-sandbox-denied: OpenClaw Sandbox Access Request Denied

Fri, 07 Aug 2026 19:56:04 +0800

1. Symptoms

The clw-sandbox-denied error manifests when OpenClaw attempts to provision or access a sandbox environment but encounters an access control rejection. Users typically encounter this error during operations such as initializing new sandbox instances, running workloads in isolated environments, or executing commands that require sandbox permissions.

When the error occurs, the OpenClaw CLI outputs a message similar to the following:

[ERROR] clw-sandbox-denied: Sandbox access request denied.
Reason: Insufficient permissions to create or access sandbox resources.
Action required: Contact your administrator or update your sandbox access policy.

Request ID: sbx-7f3a9c2e-4b1d
Timestamp: 2025-01-15T10:32:45Z

Additional observable symptoms include the inability to list sandbox resources when running clw sandbox list, failed attempts to attach to running sandbox sessions, and HTTP 403 responses from the OpenClaw control plane API. In interactive terminal sessions, users may notice that commands that previously executed successfully begin failing with this error after organizational policy changes or role modifications. The error may also appear when attempting to allocate new sandbox resources beyond the user’s assigned quota tier.

Fix PermissionError: Permission denied when reading or writing files

Thu, 02 Jul 2026 17:51:00 +0800

Fix PermissionError: Permission denied when reading or writing files

1. Symptoms

Python’s PermissionError manifests as a subclass of OSError with errno 13 (EACCES) on Unix-like systems or equivalent access denied codes on Windows. Common indicators include tracebacks during file operations like open(), os.remove(), or shutil.copy(). A typical shell or console output looks like this:

Traceback (most recent call last):
  File "script.py", line 10, in <module>
    with open('/etc/passwd', 'r') as f:
PermissionError: [Errno 13] Permission denied: '/etc/passwd'

Symptoms escalate in scripts automating file I/O: batch processes fail silently or loudly, logs fill with access denials, and tools like Jupyter notebooks halt on cell execution. On Windows, it appears as PermissionError: [Errno 13] Permission denied: 'C:\\Windows\\System32\\drivers\\etc\\hosts'. Cross-platform consistency arises from Python’s io module deferring to OS syscalls, triggering on read-only system dirs, locked files, or parent directory execute-bit absence.