ErrLookup › oraios/serena

oraios/serena

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent · Python · 178 source files

Analyzed at 7fcbca7e62 on 2026-08-29. 337 documented errors.

Code / MessageTypeSeverityTags
verible-verilog-ls not found at
exception error systemverilog, verible, download, archive-extraction, file-not-found
executable not found at
exception error npm, dependency-installation, svelte, language-server, file-not-found
Companion TypeScript server did not finish indexing
exception error timeout, typescript, svelte, indexing, companion-server
verible-verilog-ls is not installed on your system. Please…
exception error systemverilog, verible, missing-dependency, installation, file-not-found
Kotlin Language Server script not found at
exception error kotlin, installation, missing-file, language-server
Dashboard is not running.
exception error dashboard, configuration, optional-component
Match is ambiguous: the search pattern matches multiple…
validation error regex, text-processing, ambiguous-match
Unsupported phpantom_version
exception error python, version-pinning, configuration, language-server
Language server is missing required capabilities
exception critical csharp, language-server, dotnet, initialization
Invalid language server
validation error python, configuration, validation, language-server, enum
Failed to read nixd configuration file
exception error nixd, config-file, runtime-error, file-io
Project root not found
exception error python, filesystem, path-not-found, configuration
phpantom_lsp executable not found at
exception error python, download, language-server, missing-binary
Failed to open Svelte file(s) on companion TypeScript server
exception error svelte, typescript, companion-server, lsp, file-open
No SHA256 checksum configured for Taplo archive
exception error taplo, checksum, sha256, supply-chain, version-pinning
Unhandled document change format
exception error lsp, workspace-edit, unsupported-operation
ocaml-lsp-server is not installed. Please install it…
exception error ocaml, opam, missing-dependency, environment-setup
Unsupported Luau platform
exception error luau, configuration, validation
Config directory ' ' not found. This JDTLS distribution…
exception error jdtls, java, configuration, path-resolution
Failed to find Start-EditorServices.ps1 after extraction at
exception error python, powershell, download, archive-extraction
ls_specific_settings.java.runtimes entry
exception error java, file-not-found, configuration, jdtls
No main Equinox launcher jar found in
exception error java, jdtls, equinox, installation
ShellCheck binary not found at
exception error shellcheck, installation, archive-layout, bash
Download failed? Could not find ada_language_server…
exception error download, language-server, file-not-found, network
Error extracting archive.
exception error download, archive, network
Svelte companion TypeScript server project indexing did not…
exception error svelte, typescript, timeout, indexing
`sourcekit-lsp -h` resulted in
exception error swift, sourcekit, path, toolchain
Unknown placeholder ' ' in project_serena_folder_location…
exception error config, placeholder, template, python
Project file already exists.
exception error cli, project-creation, file-exists, idempotency
Taplo executable not found at
exception error taplo, toml, installation, missing-executable, auto-install
name_path_pattern must not be empty or contain only…
validation error python, validation, jetbrains, symbols
No usable compile_commands.json at
exception error clangd, unreal-engine, compile-commands, compilation-database, cpp
Failed to download Taplo from
exception error taplo, download-failure, network, installation, toml
Invalid YAML in : values that start with `*` must be…
validation error yaml, config, parsing
Cannot activate project
exception error configuration, language-backend, project-activation, mcp
java_home=' ' is invalid: ' ' does not exist. Set…
exception error java, configuration, nextflow, language-server
Language server base launch command with arguments…
exception error language-server, configuration, dependency-management
Clangd executable not found at
exception error clangd, installation, archive-layout, download, cpp
Failed to check or install Solargraph
exception error ruby, dependency-install, subprocess, solargraph
Invalid nixd configuration file
validation error nixd, config-file, json, schema-validation
nomicfoundation-solidity-language-server executable not…
exception error solidity, npm, binary-missing, install
Failed to start language server(s)
exception critical language-server, initialization, multi-language
AL Language Server executable not found at
exception error language-server, file-not-found, vscode-extension, installation
Unsupported platform for Kotlin LSP
exception error kotlin, platform, version, unsupported
Failed to set up Serena for
console error cli, setup, config-write, mcp-client
Invalid language server identifier
validation error dashboard, validation, language-server, http
Kotlin LSP version must contain only dot-separated integers
exception error validation, version, kotlin, input
PowerShell Core (pwsh) is not installed or not in PATH…
exception critical powershell, missing-dependency, environment-setup, language-server
Unknown archive type
exception error download, archive, configuration
The content of changed while replacing (occurrence no…
validation error race-condition, concurrency, replace
Provided maven settings file not found
exception error java, maven, file-not-found, configuration
executable not found at ; npm install of…
exception error sass, npm, binary-missing, install
{self._crash_message}
exception error typescript, tsserver, crash, lsp, process-exit
Memory ' ' matches an ignored_memory_patterns pattern and…
exception error python, memory, configuration, access-denied
qmlls (QML language server) is not installed or not in…
exception error qml, qt, missing-dependency, path, language-server
e.get_error_message()
exception warning mcp, tool-error, error-propagation
Found Zig but ZLS (Zig Language Server) is not…
exception error zig, language-server, missing-binary, environment-setup
Request timed out ( )
exception error timeout, lsp, process, ipc
Svelte companion TypeScript server did not become ready…
exception error svelte, typescript, timeout, lifecycle
Required .NET runtime version
exception critical dotnet, environment, dependency, language-server
The ignore spec could not be computed; please check the log…
exception error python, internal-error, ignore-spec
No language server for language
exception error language-server, state-management, restart
Found no Serena service in a JetBrains IDE instance for the…
exception critical jetbrains, ide, connection, setup
Language Server not started
exception error lsp, lifecycle, diagnostics, not-started
Cannot apply setup for client
console error cli, setup, mcp-client, environment
Config overview not yet available
exception warning dashboard, race-condition, startup, http
Could not parse ocaml-lsp-server version from output
exception error ocaml, lsp, version-parse, opam
MATLAB language server script not found in extension at
exception error matlab, nodejs, installation, path
Memory not found.
exception error python, file-not-found, memory
expected_count= , but the pattern matches occurrence(s) -…
validation error safety-check, replace, count-mismatch
Gradle user home directory not found
exception error java, gradle, file-not-found, configuration
Resource paths inside the vscode-java
exception error java, jdtls, configuration, versioning
Unknown token count estimator
exception error enum, analytics, internal-invariant, telemetry
File or directory not found
exception error filesystem, path, not-found, solidlsp
No active project. Please activate a project first.
exception error project-activation, state, mcp
Failed to run ' -XshowSettings:properties -version
exception error java, subprocess, jvm-probe, process-spawn
opam not found. Please install opam: …
exception error ocaml, opam, missing-binary, environment, path
gopls_settings must be JSON-serializable (json.dumps). Use…
exception error gopls, validation, json, serialization, configuration
Haxe Language Server not found and Node.js is not installed…
exception error haxe, nodejs, path, missing-binary, language-server
Internal context ' ' not found in . Available contexts
exception error cli, contexts, file-not-found, configuration
Serena config file not found
exception error dashboard, config, file-not-found, http
activation_command_timeout must be a number, got
validation error python, configuration, validation, type-error
Cannot use interactive mode with asynchronous…
validation error python, configuration, invalid-arguments
Could not parse OCaml version from output
exception error ocaml, opam, version-parse, output-parsing
Memory name cannot be absolute or contain empty path…
exception error python, path-traversal, security, validation
Could not find sourcekit-lsp, please install it as…
exception error swift, sourcekit, path, install
Error checking Ruby installation
exception error ruby, environment, subprocess, path
Failed to detect OCaml version
exception error ocaml, opam, subprocess, environment
Failed to find ocaml-lsp-server executable. Command failed
exception error ocaml, opam, executable-not-found, subprocess, path
Path is outside of configured workspaces. Configured…
validation error workspace, path-validation, security, lsp
Expected exactly one runtime dependency for platform
exception error platform, dependency-setup, configuration
Internal mode ' ' not found in . Available modes
exception error cli, modes, file-not-found, configuration
Symbol range end (line , col ) is out of bounds for a file…
validation error lsp, symbol-range, out-of-bounds, stale-data
Both 'jdtls_path' and 'lombok_path' must be set together in…
exception error java, jdtls, configuration, validation
Project ' ' is not registered with Serena.
exception error serena, configuration, project-registration
Unhandled document change kind
exception error language-server, lsp, workspace-edit, unhandled-case
Unsupported Luau Roblox security level
exception error luau, roblox, configuration, validation
Detected a Clojure executable, but it does not support…
exception error clojure, cli, version, path, validation
Download failed? Could not find cue executable at
exception error cue, download, installation, language-server
elm-language-server executable not found at
exception error elm, installation-failed, file-not-found, language-server