Error map
Apple could not verify "x" is free of malware macOS: “app” cannot be opened because Apple cannot check it for malicious software / Apple could not verify “app” is free of malware that may harm your Mac
macOS · layer 6, Platform & cloud
Centre: this error. First ring: errors it is linked with (12). Outer ring: what those are linked with. Colours show the layer of a request each error belongs to. Click any dot to re-centre the map on it; hover to follow its connections. The centre dot opens the error page.
Directly related (12)
macOS: “App” is damaged and can’t be opened. You should move it to the Trash.
Gatekeeper blocked an app that isn’t properly signed/notarized or was modified after download (quarantine attribute).
WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! (ssh host key changed)
The server’s SSH host key differs from the one saved in ~/.ssh/known_hosts — usually because the server was rebuilt or the IP was…
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY
apt can’t verify a repository’s signature because the repo’s signing key isn’t installed (or has expired/rotated).
macOS: “app” can’t be opened because it is from an unidentified developer
Gatekeeper refuses to open an app that isn't signed with a registered Developer ID.
macOS: Error: resource fork, Finder information, or similar detritus not allowed
`codesign` refuses to sign a bundle that contains extended attributes (resource forks, quarantine, FinderInfo).
Homebrew: Error: It seems there is already an App at '/Applications/Chrome.app'
A cask install failed because the app is already installed manually (or a leftover exists).
macOS (Apple Silicon): zsh: bad CPU type in executable: ./tool
You ran an Intel (x86_64) program on an Apple Silicon Mac without Rosetta 2 (or an arm64 binary on an Intel Mac).
macOS: security: SecKeychainSearchCopyNext: The specified item could not be found in the keychain. (errSecItemNotFound -25300)
A lookup in the macOS keychain found no matching item, or access to it was denied.
macOS notarytool: status: Invalid — The binary is not signed with a valid Developer ID certificate / does not have the hardened runtime enabled
Apple's notary service rejected your app; the log lists exactly which binaries failed which checks.
macOS: hdiutil: attach failed - image not recognized / no mountable file systems
The `.dmg` file is corrupted, incomplete, or not actually a disk image (often an HTML download page).
macOS: System Extension Blocked — A program tried to load new system extension(s) / System software was blocked from loading
macOS blocked a kernel/system extension (VPN, virtualization, drivers) until you approve it.
Rails: ActiveModel::ForbiddenAttributesError
You passed raw `params` to `new/create/update`, but strong parameters require permitting attributes first.
Two steps away (33)
Webhook signature verification failed (Stripe, Razorpay, GitHub…)
Your endpoint computed a different HMAC signature than the one the provider sent, so the webhook is rejected.
Error creating: pods is forbidden: violates PodSecurity "restricted:latest": allowPrivilegeEscalation != false ...
The namespace enforces a Pod Security Standard (baseline/restricted) and the pod spec breaks one of its rules.
SELinux is preventing ... / avc: denied { read } for pid=... (permission denied despite correct permissions)
SELinux blocked the access — file permissions look fine, but the file’s security context or a boolean doesn’t allow the service t…
Git: Permission denied (publickey). fatal: Could not read from remote repository.
SSH authentication to GitHub/GitLab/Bitbucket failed — no key, wrong key, or the key isn’t added to your account.
Host key verification failed. fatal: Could not read from remote repository.
SSH doesn’t trust the server’s host key — first connection in a non-interactive environment, or the key changed.
ssh: connect to host x port 22: Connection refused
The server answered, but nothing is listening on the SSH port — sshd isn’t running, it uses another port, or a firewall actively…
E: Could not get lock /var/lib/dpkg/lock-frontend — is another process using it?
apt can’t run because another package operation (often automatic updates) holds the dpkg lock.
E: Unable to locate package (apt / apt-get install)
apt can’t find the package name in its package lists — the lists are stale, the repository isn’t enabled, or the name is wrong fo…
E: Sub-process /usr/bin/dpkg returned an error code (1)
A package’s install/configure script failed, so dpkg aborted. The real error is a few lines above this message.
error: gpg failed to sign the data — fatal: failed to write commit object
Commit signing is enabled but GPG couldn’t sign — no TTY for the passphrase, wrong key, or agent not running.
Provisioning profile "x" doesn't include the currently selected device
The development profile doesn’t list this iPhone’s UDID, so Xcode can’t install the build on it.
Signing for "App" requires a development team. Select a development team in the Signing & Capabilities editor
No Apple developer team is selected for the target, so Xcode can’t sign the app.
gyp: No Xcode or CLT version detected!
node-gyp on macOS can’t find the Xcode Command Line Tools to compile native modules.
macOS: zsh: command not found: brew (Homebrew not on PATH on Apple Silicon)
Homebrew is installed in /opt/homebrew on Apple Silicon Macs, which isn’t on PATH until you add its shellenv line.
macOS: Agreeing to the Xcode/iOS license requires admin privileges, please run "sudo xcodebuild -license" and then retry this command
A new Xcode (or CLT) version needs its license accepted before command-line tools run.
exec /usr/local/bin/docker-entrypoint.sh: exec format error
The container tried to run a binary built for a different CPU architecture (arm64 vs amd64) — or a script with a broken shebang /…
macOS: xcode-select: error: tool 'xcodebuild' requires Xcode, but active developer directory '/Library/Developer/CommandLineTools' is a command line tools instance
A command needs the full Xcode app, but `xcode-select` points to the Command Line Tools only.
Homebrew: Error: Permission denied @ dir_s_mkdir - /usr/local/Cellar / /opt/homebrew is not writable
Homebrew can't write to its prefix because the folders are owned by another user or root.
ssh: /Users/me/.ssh/config: line 5: Bad configuration option: usekeychain
The `UseKeychain` option in `~/.ssh/config` is only understood by Apple's OpenSSH, not by a Homebrew/other OpenSSH.
Git: git: 'credential-osxkeychain' is not a git command. See 'git --help'
Git is configured to use the macOS keychain helper, but the helper binary isn't found by the Git you're running.
macOS: Enter passphrase for key '/Users/me/.ssh/id_ed25519': (every time after restart)
macOS doesn't automatically reload SSH keys into the agent after a restart unless configured to use the keychain.
Failed to register bundle identifier: The app identifier "com.x" cannot be registered to your development team because it is not available
Another developer team already owns that bundle identifier, so Xcode can’t create it for your team.
Provisioning profile "x" doesn't include signing certificate "Apple Development: Name (ID)"
The profile was created with a different certificate than the one installed in your keychain.
Command CodeSign failed with a nonzero exit code (errSecInternalComponent / resource fork, Finder information not allowed)
codesign failed — the keychain is locked (CI/SSH), the private key is inaccessible, or files carry extended attributes that can’t…
Homebrew: Error: No available formula with the name "x". Did you mean ...?
Homebrew can't find a formula or cask with that name in the taps it knows.
Homebrew: Error: Your Command Line Tools (CLT) are too outdated. Update them from Software Update / Please update to the latest macOS
Homebrew requires a newer Command Line Tools version than the one installed.
macOS: hdiutil: create failed - Resource busy (or: hdiutil: couldn't eject "disk2" - Resource busy)
A disk image operation failed because the volume or a file in it is still in use (Finder, Spotlight, a terminal).
ITMS-90206: Invalid Bundle. The bundle at 'App.appex' contains disallowed file 'Frameworks'
An app extension (or framework) embeds its own Frameworks folder; only the main app may embed frameworks.
macOS: Docker Desktop needs privileged access / com.docker.vmnetd could not be started
Docker Desktop couldn't install or start its privileged helper, so it can't set up networking.
macOS: avfoundation: Could not start capture / "Terminal" does not have access to the camera or microphone — tccd denied
Privacy (TCC) blocks the app or terminal from the camera or microphone until you allow it.
Laravel: Illuminate\Database\Eloquent\MassAssignmentException: Add [x] to fillable property to allow mass assignment
You passed an array to create()/update()/fill() containing a field that isn’t in the model’s $fillable list.
Redis: DENIED Redis is running in protected mode because protected mode is enabled and no password is set for the default user
Redis refuses connections from non-local clients when it has no password and is bound to all interfaces.
Rails: ActiveRecord::RecordInvalid: Validation failed: Email can't be blank, Name is too short
`save!`/`create!`/`update!` raised because validations failed.
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