openai/codex

Documented errors, page 9 of 13. Back to openai/codex

Code / MessageTypeSeverityTags
unsupported filesystem permissions for Windows sandbox setup
validation error
unsupported --listen URL
validation error
workload identity is not supported by `codex mcp-server`
validation error
animation fps must be finite and between 0 and , got
validation error
app server is running but is not managed by codex…
exception error
context window exceeded
exception error
failed to canonicalize CODEX_HOME
exception error
guardian review input was not started
exception error
project_root_markers must be an array of strings
validation error
runner: expected spawn_request, got
exception error
SetHandleInformation failed for stdio handle
exception error
the workload identity assertion file path must be absolute
exception error
timed out waiting for pid lock
exception error
bwrap is only supported on Linux
panic error
CODEX_ACCESS_TOKEN is required when…
validation error
configured span attribute key must not be empty
validation error
failed to open MCP OAuth
exception error
failed to spawn exec-server
exception error
invalid embedded packaged defaults; this is a Codex build…
validation error
managed config root must be a table
validation error
No PR output item found
exception error
OAuth credential loading task failed
exception error
Seatbelt sandbox is only available on macOS
exception error
unsupported path URI scheme
exception error
ad-hoc note must not be empty
validation error rust, memories, validation, codex
`codex agents` received conflicting remote server endpoints
validation error
consolidated memory artifact is not a file
validation error
expected definitions map in
exception error
Failed to read project config file
exception error
Failed to read requirements file
exception error
file is too large to read: limit is
exception error
filesystem path is too long
validation error
invalid example
exception error
missing program name
exception error
path is not a regular file
validation error
permissions profile ` ` uses a reserved built-in profile…
validation error
timed out waiting for exec-server initialize handshake after
exception error
code cell start did not include a Codex turn id
exception error
failed to configure exec-server websocket
exception error
failed to format prefix tokens
exception error
failed to update in-memory rules
exception error
invalid encoding for command line argument
validation error
invalid rule
exception error
one or more rollout migrations failed
exception error
is not a git repository
exception error
refusing to reuse symlink
exception error
SetEntriesInAclW failed
exception error
SetFileAttributesW failed for
exception error
To use Codex with your ChatGPT plan, upgrade to Plus…
exception error
CreateFileW failed for
exception error
exec-server rejected request
exception error
failed to delete OAuth credentials
exception error
failed to generate host key pair
exception error
MCP startup cancelled
exception error
No MCP server named ' ' found.
validation error cli, codex, mcp, oauth, not-found
requirements.toml allowed_permission_profiles refers to…
validation error
thread cannot be moved before itself
validation error
timed out waiting for state db backfill at
exception error
code-mode client sent a message on the wrong websocket lane
exception error
`codex agents` cannot apply local provider or…
validation error
compaction request completion referenced unknown request
exception error
could not read workload identity assertion file
exception error
exec-server protocol error
exception error
invalid remote exec-server registration URL
exception error
No default OSS provider configured. Use…
exception error
no-follow filesystem operations require a local disk or UNC…
validation error
Noise channel key generation failed
exception error
path contains a reparse point
validation error
readonly capability SID string missing
exception error
at most file reads may be open per connection
exception error
empty session file
exception error
error parsing -c overrides
validation error
failed to open policy file
exception error
features.rollout_budget.reminder_at_remaining_tokens is…
validation error
GetFileAttributesW failed for
exception error
invalid image data URL
validation error
invalid MCP OAuth callback port
validation error
MCP server ' ' is not connected
exception error
`open -a ` exited with
exception error
OpenAI file blob upload to
exception error
client already initialized
exception error
code cell end referenced unknown cell
exception error
exec-server connection attempt failed
exception error
failed to initialize sqlite local db at
exception error
failed to read rules files from
exception error
--force requires a session UUID; names must be confirmed…
validation error
GetLengthSid(TokenUser) failed
exception error
plugin requires --marketplace unless passed as
validation error
timed out after waiting for MCP OAuth aggregate-store lock
exception error
Unable to locate Codex CLI binaries for
exception error
glob_scan_max_depth must be at least 1
validation error
invalid network rule
exception error
only managed permission profiles can be enforced by the…
exception error
originating MCP tool connector does not match its app…
exception error
sandbox provisioning succeeded, but failed to persist…
exception error
Child process has no stdin
exception error
`codex agents` requires `--remote` on this platform
validation error
failed to parse rules file
exception error
failed to persist network policy amendment to execpolicy
exception error
features.rollout_budget.
validation error