Error map
Default FirebaseApp is not initialized IllegalStateException: Default FirebaseApp is not initialized in this process
Android · layer 1, On your device
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)
Firebase Auth: auth/too-many-requests — Access to this account has been temporarily disabled due to many failed login attempts
Firebase throttled sign-in or SMS verification because of too many attempts from the device/IP or for the account.
ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Build tools (Gradle, Maven, Android tools) can’t find a JDK.
npm ERR! enoent ENOENT: no such file or directory, open '/path/package.json'
npm ran in a directory without a package.json.
docker-compose: command not found / 'compose' is not a docker command
Your system has only one of the two Compose flavours: the old docker-compose (v1) binary or the newer docker compose (v2) plugin.
Firebase Auth: auth/invalid-credential (auth/wrong-password, auth/user-not-found, auth/invalid-login-credentials)
Firebase rejected the email/password sign-in — wrong password, no such user, or a provider credential that’s malformed/expired.
Firebase Auth: auth/popup-closed-by-user / auth/popup-blocked / auth/cancelled-popup-request
The OAuth popup for Google/GitHub sign-in was closed, blocked by the browser, or replaced by another popup request.
Firebase Auth: auth/network-request-failed — A network AuthError (such as timeout, interrupted connection or unreachable host) has occurred
The Firebase Auth SDK couldn’t reach Google’s servers — offline, blocked by an extension/firewall, or (on Android emulators) miss…
Author identity unknown *** Please tell me who you are.
Git doesn’t know your name and email for commits.
Error: createRoot(...): Target container is not a DOM element.
The element passed to createRoot/render doesn’t exist when the script runs.
aws: error: argument command: Invalid choice / Unknown options
The AWS CLI doesn’t recognise the command or option — usually CLI v1 vs v2 differences, an old CLI version, or a typo.
Google Sign-In: com.google.android.gms.common.api.ApiException: 10 (DEVELOPER_ERROR)
Google Sign-In is misconfigured — the app’s package name or SHA-1/SHA-256 signing fingerprint isn’t registered in Google Cloud/Fi…
WordPress: Your PHP installation appears to be missing the MySQL extension which is required by WordPress
PHP doesn’t have the mysqli extension loaded, so WordPress can’t talk to the database.
Two steps away (36)
AWS: ThrottlingException / Rate exceeded
You exceeded the request rate for an AWS API; retry with exponential backoff.
HTTP 429 Too Many Requests
You’ve hit a rate limit — too many requests in a given time window. Slow down and retry later.
API Error: Too many concurrent requests (concurrency limit reached)
You have more requests in flight at once than the API allows for your key — even if your requests-per-minute rate is fine.
fatal: not a git repository (or any of the parent directories): .git
You ran a Git command outside a Git working tree.
bash: command not found
The shell can’t find an executable with that name in any directory on your PATH.
Gradle: Unsupported class file major version / Android Gradle plugin requires Java 17 to run
The JDK running Gradle doesn’t match what the Gradle version or Android Gradle Plugin (AGP) supports.
Error: ENOENT: no such file or directory
A file or directory the program tried to open doesn’t exist at that path.
error: pathspec 'x' did not match any file(s) known to git
Git couldn’t find the file or branch name you referenced.
error: unable to create file x: Filename too long (Windows)
Windows’ 260-character path limit blocked Git from creating a file.
docker compose: services.x Additional property y is not allowed / yaml: line N: mapping values are not allowed
The compose file is invalid YAML or uses a key Compose doesn’t recognise at that level (usually an indentation mistake).
yarn: command not found
Yarn isn’t installed (or not enabled through Corepack) on this machine.
Warning: ReactDOM.render is no longer supported in React 18. Use createRoot instead.
The app uses the legacy root API, so React 18 features (concurrent rendering, automatic batching) are disabled.
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.
Azure AD (Entra ID): AADSTS700016 Application not found in the directory
The client ID in your sign-in request doesn’t exist in the tenant you’re authenticating against.
HTTP 401 Unauthorized
The request has no valid authentication credentials — you need to log in or send a valid token.
TypeError: Failed to fetch / NetworkError when attempting to fetch resource
The browser couldn’t complete the request at the network level — CORS, DNS, offline, blocked mixed content, or the server refused…
OAuth 2.0 Error: invalid_grant
The authorization code, refresh token or credentials sent to the token endpoint are invalid, expired, already used or were issued…
OAuth Error: redirect_uri_mismatch
The redirect URI in your OAuth request doesn’t exactly match one registered for the client in the provider’s console.
Error: connect ECONNREFUSED 127.0.0.1:5432
Nothing is listening at that host:port — the target service is down or you’re connecting to the wrong address.
HTTP 407 Proxy Authentication Required
A proxy between you and the server requires credentials before it will forward your request.
HTTP 408 Request Timeout
The server closed the connection because the client took too long to send the complete request.
HTTP 413 Content Too Large (Request Entity Too Large)
The request body is bigger than the server is willing to accept — usually a file upload over the configured limit.
hint: You have divergent branches and need to specify how to reconcile them.
Git 2.27+ asks you to choose merge, rebase or fast-forward-only when local and remote both have new commits.
warning: in the working copy of 'x', LF will be replaced by CRLF the next time Git touches it
Git’s line-ending conversion (core.autocrlf) will change line endings in your working copy.
DOMException: Failed to execute 'querySelector' on 'Document': 'x' is not a valid selector
The CSS selector string is invalid — often an ID starting with a digit or containing special characters.
ResizeObserver loop completed with undelivered notifications.
A ResizeObserver callback changed layout in a way that triggered another resize in the same frame.
Warning: Invalid DOM property `class`. Did you mean `className`?
HTML attribute names were used in JSX instead of their React/DOM property names.
You must specify a region. You can also configure your region by running "aws configure" (NoRegionError)
No region is configured for the CLI/SDK call.
Docker Desktop: WSL 2 installation is incomplete / WSL update required
Docker Desktop on Windows needs WSL 2 and its Linux kernel; they’re missing, outdated or disabled.
adb server version (41) doesn't match this client (39); killing...
Two different adb binaries are running — e.g. Android Studio’s SDK adb and another one on PATH (Homebrew, Genymotion, older SDK).
Android: INSTALL_FAILED_UPDATE_INCOMPATIBLE
An app with the same package name but a different signing key is already installed on the device.
OAuth 2.0 Error: invalid_client
The OAuth server couldn’t authenticate your application — wrong client ID/secret, wrong auth method, or the client doesn’t exist…
AWS: SignatureDoesNotMatch / InvalidClientTokenId — the request signature we calculated does not match
AWS rejected the request signature — wrong secret key, wrong region, clock skew, or a presigned URL used differently from how it…
WordPress: Error Establishing a Database Connection
WordPress can’t connect to its MySQL/MariaDB database with the credentials in wp-config.php, or the database server is down.
SDK location not found. Define a valid SDK location with an ANDROID_HOME environment variable or by setting the sdk.dir path in local.properties
Gradle doesn’t know where the Android SDK is installed.
WordPress: Your server is running PHP version 7.2 but WordPress 6.x requires at least 7.4 / This plugin requires a newer version of PHP
WordPress core, a plugin or a theme needs a newer PHP than the server runs.
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