ErrLookup › microg/GmsCore

microg/GmsCore

Free implementation of Play Services · Java · 2,230 source files

Analyzed at 157c9d86ac on 2026-09-06. 351 documented errors.

Code / MessageTypeSeverityTags
Caller must hold $permission for location bypass
exception error security, location, permission, android
Access denied, missing google package permission for
validation error android, microg, security, permission-denied
DATA_ERR
The request options are not valid
error_code error android, fido, webauthn, passkeys, type-mismatch
NOT_ALLOWED_ERR
An excluded credential has already been registered with the device
error_code warning fido, webauthn, android, screen-lock, duplicate-credential
DroidGuard should not be available locally
exception error android, microg, droidguard, configuration, feature-flag
No recaptcha token available
exception error android, firebase, recaptcha, phone-auth
INVALID_STATE_ERR
null
error_code error fido, webauthn, android, screen-lock, keystore
Op code ${request.opCode} not supported
exception error unsupported-operation, location, op-code, android
illegal max wait time:
validation error android, location, illegal-argument, deprecated-api
Network URL required
exception error android, microg, droidguard, configuration, network
Unable to find dynamic class com.google.android.gms.maps.int
exception critical android, maps, class-not-found, dynamic-loading, microg
max updates reached
exception error location, android, microg, request-lifecycle
null camera target
validation error maps, android, null-check, camera
does not contain res/raw/third_party_licenses
exception error android, jar, licensing, resource-not-found
onCreateView not allowed on MapViewDelegate
exception error android, maps, unsupported-operation, lifecycle
duration limit reached (active for ${(SystemClock.elapsedRea
exception warning location, expiration, duration-limit, request-lifecycle
Missing package name
exception error android, microg, service-binding, package-name
Not a long type
validation error android, phenotype, type-mismatch, flags
Tilt needs to be between 0 and 90 inclusive
validation error maps, android, range-check, camera
Overread allowed size end=%d
exception error android, parcel, security, data-corruption
Collision in hash string, can't use SMS Retriever API
exception error android, sms-retriever, hash-collision, app-signing
Expected object header. Got 0x" + Integer.toHexString(header
exception error parcel, deserialization, safeparcel
Task $this was cancelled normally.
exception warning coroutines, android, cancellation, tasks
err.errorMessage ?: err.errorCode.toString()
exception error fido2, android, credentials, passkey
Error reading %s
exception error android, parcel, serialization, runtime-exception
$packageName does not have any of $permissions
exception error security, manifest, permission, location
Lack of permission
exception error location, appops, permission, granularity
Position already set using position()
validation error maps, android, ground-overlay, builder, state
Transparency must be in the range [0..1]
validation error android, maps, argument-validation, illegal-argument
Required caller information missing
validation error android, authentication, intent-extras, microg
Signature invalid
exception error android, microg, droidguard, security, signature, network
List has elements of different types: " + innerTypeHelper.ty
exception error android, wearable, deserialization, data-bundle
INTERNAL_ERROR
Method <init2> realRecaptchaImpl is null
error_code error kotlin, recaptcha, internal-error, service-init
Missing package name
exception error illegal-argument, binding, package-name, android
No sender ids
validation error
app op denied
exception error location, android, appops, permissions
$callingPackageName does not have google games access
exception error play-games, permission-denied, first-party, service-binding
NOT_ALLOWED_ERR
RP ID $rpId is a public suffix
error_code error android, fido, webauthn, passkeys, validation, domain
Position already set using positionFromBounds()
validation error maps, android, ground-overlay, builder, state
IntegrityErrorCode.NETWORK_ERROR
DroidGuard failed.
error_code error play-integrity, android, droidguard, network, attestation
Must set attenuationBucketThresholdDb
validation error java, builder-validation, exposure-notification
Missing package name
exception error android, ads, ipc, validation
Missing package name
exception error play-games, package-validation, service-binding, android
invalid handle
validation error kotlin, recaptcha, argument-validation
height must not be negative
validation error maps, android, ground-overlay, range-check
Missing package name
validation error android, microg, pay, service-binding, package-name
UNKNOWN_ERR
EID decrypt failed
error_code error fido, cable, crypto, eid, handoff
Invalid result
exception error fido, android, type-mismatch, webauthn
NOT_SUPPORTED_ERR
null
error_code error fido, webauthn, transport, unimplemented
looper is null and the calling thread has not called Looper.
exception error android, looper, threading, location
NOT_ALLOWED_ERR
An excluded credential has already been registered with the device
error_code warning fido, webauthn, u2f, ctap1, credential-excluded
Server-specified exception
error_code error kotlin, play-integrity, server-error, warmup
Not yet implemented
exception error unsupported-operation, recaptcha, stub-implementation
Sign-in result missing credential
exception error android, credentials, signin, intents
No Creator found for " + tClass.getName()
exception error reflection, classpath, proguard, safeparcel
Unable to instantiate the dynamic class com.google.android.g
exception critical android, maps, reflection, instantiation-failed, microg
Unable to call the default constructor of com.google.android
exception critical android, maps, reflection, instantiation-failed, microg
client not admin, yet tried to enable work authenticator
exception error android, security, work-account, authorization
suggested UID [
validation error android, binder, security, uid-mismatch
Missing package name
validation error kotlin, tapandpay, android, argument-validation
intervalMillis must be greater than or equal to 0
validation error android, location, illegal-argument, deprecated-api
null reference
exception error android, parcel, null-pointer, bitmap
Caller is not Services Core
exception error android, security, wearable, intent-spoofing
null
exception info fido, webauthn, ctap2, pin, user-verification
latitude of northeast corner must not be lower than latitude
validation error maps, android, latlng, bounds, range-check
Neither android.permission.ACCESS_COARSE_LOCATION nor androi
exception error android, maps, permission, security
(String) res
exception error android, registration, rpc, play-services
TimeUnit must not be null
validation error tasks, illegal-argument, timeunit, await
Caller must hold $permission for location bypass
exception error location, android, security, permissions, bypass
No result
exception error fido, android, activity-result, cancellation
null tasks are not accepted
validation error android, null-check, whenall, batch
Transport ${transport} not supported
error_code error fido, webauthn, enum-parsing, android
Invalid license meta-data line:
exception error java, parsing, oss-licenses
Service not supported:
validation error microg, gms, ipc, service-binding
TokenBindingStatus ${str} not supported
exception error fido, webauthn, enum-parsing, parcel
Unsupported encoding UTF8. This should always be supported.
exception info android, encoding, utf-8, licensing
Binder died
exception error location, android, binder, ipc, process-death
Initialization failed
exception error android, sms-retriever, permissions, receive-sms
Error writing %s
exception error android, parcel, serialization, runtime-exception
Upgrades not supported
exception error kotlin, safetynet, sqlite, database-migration
illegal fastest interval:
validation error android, location, illegal-argument, deprecated-api
rolling start interval number missing
validation error nearby, exposure-notification, protobuf, validation
onDestroyView not allowed on MapViewDelegate
exception error android, maps, unsupported-operation, lifecycle
ERROR_BACKOFF
ERROR_BACKOFF
exception error android, backoff, retry, registration
Missing image data. Call either setBitmap or setImageData t
exception error
FIDO returned no credential
exception error android, fido2, passkey, intent
CameraUpdateFactory is not initialized
exception error android, maps, initialization, bitmap
DataPoint already built
exception error google-fit, fitness, illegal-state, builder-reuse, data-point
Task is already canceled
exception error android, cancellation, tasks, async
Must not be invoked on main thread
exception error tasks, main-thread, android, await, illegal-state
No signature found for $packageName
exception error android, sms-retriever, app-signature, package-visibility
Failed to install security provider , result:
exception error
Field has broken interface:
exception error
Missing package name
exception error android, play-services, ipc, package-name
Missing package name
exception error find-my-device, package-validation, service-binding, android
Not a double type
exception error android, phenotype, type-mismatch, flags
Transition types not set.
validation error geofencing, validation, android, builder
Size read is invalid start=" + start + " end=" + end
exception error android, parcel, deserialization, version-compat
Task is not yet completed
exception error tasks, task-lifecycle, illegal-state
AcknowledgePurchaseResponse PurchaseItem is null
exception error kotlin, nullpointerexception, billing, protobuf