github/copilot-sdk
Documented errors, page 4 of 6. Back to github/copilot-sdk
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Telemetry is not supported with InProcessConnection… | panic | error | go, panic, in-process-transport, telemetry, configuration |
| Incomplete Copilot runtime bundle in | exception | error | cache, corruption, runtime-bundle |
| Session ' ' is already tracked by this client. | exception | error | session, duplicate, state, dotnet |
| failed to fetch package.json | console | error | http, github, versioning |
| invalid hook input | exception | error | hooks, json, schema |
| joinSession() is intended for extensions running as child… | exception | error | environment, cli, usage |
| WebSocket response bridge is not attached. | exception | error | websocket, initialization, dotnet |
| failed to get SDK version | console | error | go, modules, versioning, cli |
| Unknown MessageSource value: + value | validation | error | java, enum, rpc, validation |
| A Param descriptor is null for tool ' + toolName + ' | validation | error | java, rpc, null-argument, tool-schema |
| Factory phase title " " is declared more than once | validation | error | validation, factory, duplicate, metadata |
| failed to kill CLI process | exception | warning | process, kill, cleanup, signals |
| In-process FFI runtime library not found at | exception | error | dotnet, native-library, ffi, file-not-found, startup |
| Blank or missing 'version' property in — check Maven… | exception | error | maven, build, resource-filtering, versioning |
| failed to write runtime wrapper | console | error | zstd, compression, wrapper, disk-full |
| FfiRuntimeHost was closed during startup. | exception | error | java, ffi, concurrency, race-condition |
| github_token and github_token_provider are mutually… | validation | error | |
| Timeout after s waiting for session.idle | exception | error | timeout, asyncio, session, idle |
| Unknown WorkspacesWorkspaceDetailsHostType value | exception | error | java, enum, deserialization, generated-code |
| ; stderr | exception | error | process, timeout, stderr, diagnostics |
| Expected a string token when reading | exception | error | json, deserialization, dotnet |
| Invalid exit plan mode request payload | validation | error | validation, payload, plan-mode, typescript |
| nested factories are not supported | exception | error | factory, nesting, unsupported |
| failed to add zstd dependency | console | error | go, go-mod, dependency |
| failed to get events | exception | error | go, rpc, network, session |
| JSON-RPC frame has a missing, duplicate, or invalid… | exception | error | jsonrpc, framing, invalid-header |
| PT_INTERP extends past probe window; increase probe size | exception | error | elf, binary-parsing, file-io, java |
| Tool name must not be null or blank | validation | error | java, validation, tool-registration |
| CLI exited before Job Object assignment | exception | error | windows, process-spawn, win32, race-condition |
| gitHubToken and gitHubTokenProvider are mutually exclusive | validation | error | |
| step(" ") journal returned a hit without a result | exception | error | journal, cache, invariant |
| CopilotClient is in Mode = EMPTY but the resume session… | validation | error | config, tools, empty-mode |
| Invalid entry '*': there is no bare wildcard. Use `new… | validation | error | dotnet, configuration, tools, wildcard, validation |
| invalid entry : there is no bare wildcard. Use one or more… | validation | error | config, validation, tool-filter |
| SessionFS.InitialWorkingDirectory is required | validation | error | go, sessionfs, config-validation, client |
| Tool description must not be null or blank | validation | error | java, validation, tool-registration |
unsupported_type contains a function, symbol, or BigInt at | validation | error | json, validation, bigint, factory-result |
| session.create response did not include a sessionId. | exception | error | dotnet, rpc, protocol, response-validation, session |
| Unknown AskUserVariant value: + value | validation | error | java, enum, rpc, validation |
| Client not connected | exception | error | |
| embedded version does not match detected version - update… | console | error | versioning, build, cli |
| Invalid port in URIConnection | panic | error | go, panic, url, ipv6, parsing |
| Session not found | exception | error | session, state, lifecycle, lookup-failed |
| SetModelOptions.AutoTier and SetModelOptions.ResetAutoTier… | exception | error | argument-validation, conflicting-options, model-selection, dotnet |
| unsafe runtime asset path | exception | error | security, path-traversal, archive |
| In-process FFI runtime host not started | exception | error | |
| No ToolInvocation was provided for the tool call. | exception | error | tools, binding, argument, dotnet |
| failed to fetch CLI version | console | error | network, http, versioning, cli |
| parallel() expects an array of functions, not promises… | validation | error | typescript, argument-type, parallel |
| ask_user_variant must be "legacy" or "elicitation" | validation | error | |
| CopilotClient was created with Mode =… | validation | error | dotnet, configuration, persistence |
| Runtime wrapper not found on classpath: — add the matching… | exception | error | classpath, native-loader, missing-dependency, maven |
| SHA256SUMS.txt does not contain | exception | error | network, download, checksum, release-assets |
| Stream ended while reading JSON-RPC headers. | exception | error | jsonrpc, framing, stream-truncated |
| unknown session | exception | error | python, session-lifecycle, hooks |
| FFI runtime library not found at | exception | critical | ffi, file-not-found, native-library, deployment |
| invalid entry '*': there is no bare wildcard. Use… | validation | error | validation, python, tools, wildcard |
| options must not be null | validation | error | null-argument, validation, set-model |
| Duplicate factory name | exception | error | duplicate, factory, registration |
| LLM inference response used after RPC connection closed. | exception | error | rpc, connection, llm, dotnet |
| Unterminated string escape at position | validation | error | java, json, parsing, escaping |
| instance must not be null | validation | error | java, null-argument, tool-registration |
| Timeout waiting for CLI to announce port | exception | error | java, cli, timeout, startup |
| ToolBinaryResultType value cannot be null. | exception | error | json, deserialization, dotnet, null |
| Cli reader is required | panic | error | go, config, panic, embedded |
| failed to set foreground session | exception | error | foreground-session, backend-error, session |
| SessionFS capabilities declare SQLite support but the… | validation | error | go, interface, filesystem |
| telemetry is not supported with… | validation | error | argument-validation, callback, python |
| failed to serialize result | exception | error | json, mcp, serialization |
| failed to unmarshal get events response | exception | error | go, json, unmarshal, rpc |
| LinuxMuslRuntimeLibHash must be a SHA-256 hash | panic | error | go, sha256, config, linux-musl |
| WebSocket forwarding requires the 'websockets' package… | exception | error | websocket, dependency, optional-dependency, installation |
| CliHash must be a SHA-256 hash | panic | error | go, sha256, config, panic |
| existing hash mismatch | exception | error | checksum, integrity, install |
| sessionFs.sessionStatePath is required | validation | error | configuration, validation, sessionfs, required-field |
| Unknown WorkspaceSummaryHostType value | exception | error | java, enum, deserialization, generated-code |
| failed to open release package | console | error | filesystem, tarball, license, go |
| Invalid mcp tool name: must not be null or empty. | validation | error | java, validation, toolset, mcp |
| Missing required fields in ModelInfo: id= | validation | error | python, deserialization, models, schema |
| module not found in go.mod | console | error | go, modules, gomod, dependency |
| Native runtime metadata not found on classpath: — add the… | exception | error | classpath, native-loader, missing-dependency, maven |
| Not an ELF executable | exception | error | elf, binary-parsing, file-format, java |
| Published runtime wrapper is not a non-empty executable… | exception | error | native-loader, filesystem, cache, permissions |
| Unknown WorkspaceDiffMode value | exception | error | java, enum, deserialization, generated-code |
| failed to evaluate build constraints in | console | warning | build-constraints, go, filesystem, cli |
| telemetry is not supported with… | validation | error | python, in-process, telemetry, configuration |
| Copilot CLI executable not found at — the classifier JAR… | exception | error | native-loader, classpath, missing-binary, cli |
| failed to deserialize session.canvas.closed payload | console | warning | deserialization, canvas, schema, event |
| unknown GitHub token provider registration ID | exception | error | github, token, registration, rpc, go |
| Invalid arguments: use on_lifecycle(handler) or… | validation | error | value-error, api-misuse, arguments, python |
| Invalid mcp tool name | validation | error | java, validation, toolset, naming |
| LinuxMuslCliHash must be a SHA-256 hash | panic | error | go, sha256, config, linux-musl |
| Empty PT_INTERP segment | exception | error | elf, binary-parsing, corruption, java |
| Failed to flush final factory progress after the factory… | console | warning | warning, network, flush, session-close |
| failed to unmarshal models response | exception | error | go, json, unmarshal, protocol-mismatch |
| invalid platform | validation | error | cli, flag, platform, validation, go |
| Invalid PT_INTERP bounds | exception | error | elf, binary-parsing, corruption, java |
| Factory phase titles must not be empty | validation | error | validation, factory, metadata |
| failed to set model | exception | error | go, model, rpc, configuration |
| failed to create gzip reader | console | error | gzip, corruption, tarball, go, extraction |