ErrLookup › SigNoz/signoz
SigNoz/signoz
SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps. · TypeScript · 4,607 source files
Analyzed at 5069bf80b0 on 2026-08-28. 265 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| could'nt generate nil check for fields referenced in value… | validation | error | log-pipelines, add-operator, expression, ottl, pipeline-builder |
| couldn't generate nil check for field to be removed by op | validation | error | signoz, log-parsingpipeline, ottl, field-validation |
ErrCodeDashboardInvalidPatch JSON Patch could not be applied to the target dashboard | validation | error | json-patch, dashboard, rfc6902, patch |
| couldn't upgrade connection | http | error | websocket, connection-upgrade, gorilla-websocket, reverse-proxy, query-service |
| rate is not supported for table view | validation | error | signoz, metrics, clickhouse, aggregate-operator, table-view |
| error building clickhouse query | http | error | clickhouse, query-builder, kafka-queues, signoz, validation |
ErrCodePricingRuleInvalidInput id is not a valid uuid | validation | error | uuid, path-parameter, invalid-input, rest-api, golang |
| failed to get email from context | http | error | authentication, context, unauthorized, log-pipelines, middleware |
| couldn't generate nil check for parseFrom of regex op | validation | error | log-pipelines, regex-parser, ottl, validation, pipeline-builder |
invalid_input field ` ` not found | validation | error | invalid-input, field-not-found, typo, metadata |
| unsupported aggregate operator | validation | error | signoz, metrics, aggregate-operator, enum-validation |
ErrCodeAlertmanagerConfigInvalid invalid filter | validation | warning | alertmanager, filter-parsing, invalid-input, matcher-syntax, go |
| error fetching metric metadata | exception | error | signoz, clickhouse, metrics, metadata, database |
| couldn't create cloud integration service account | http | error | service-account, database, cloud-integrations, internal-error |
ErrCodeDashboardInvalidData invalid dashboard data | validation | error | dashboard, json, marshal, public-dashboard |
CodeLicenseUnavailable a valid license is not available | error_code | error | signoz, clickhouse, metrics, query-builder, table-view, aggregate-operator |
| invalid operator | validation | error | go, validation, enum, query-builder, signoz |
| invalid type for consumer group | validation | error | kafka, clickhouse, query-builder, missing-variable, messaging-queues |
| couldn't generate nil check for parseFrom of time parser op | validation | error | signoz, log-parsingpipeline, time-parser, field-validation |
internal failed to start transaction | error_code | error | database, transaction, connection-pool, user-management |
CodeInvalidInput existingQuery is not supported | http | error | aiobservability, http, query-params, invalid-input |
| couldn't generate layout regex for time_parser | validation | error | signoz, log-parsingpipeline, strptime, time-format |
| could not create nil check for | validation | error | signoz, log-parsingpipeline, field-validation, expr |
ErrorNotFound Error/Exception not found | error_code | warning | clickhouse, not-found, errors-api, query-service, ttl-retention |
| couldn't process json_parser op | validation | error | log-pipelines, json-parser, ottl, validation, pipeline-builder |
errors.CodeInvalidInput field ` ` not found | validation | warning | field-mapping, unknown-field, typo, suggestions, go, audit-schema |
ErrCodeServiceDefinitionNotFound service definition not found for service id | error_code | error | cloudintegration, service-definition, not-found, filesystem |
| start and end must be unixnano time | validation | error | validation, timestamp, unixnano, messaging-queues, api-contract |
ErrCodeInvalidCollectorConfig failed to unmarshal collector config | validation | error | yaml, otel-collector, span-mapper, config |
| invalid attribute type | validation | error | go, validation, enum, attributes, query-builder |
| invalid request body | http | error | signoz, funnel, json-decode, bad-request |
errors.CodeUnauthenticated failed to parse jwt token | error_code | error | jwt, authentication, signature-mismatch, expired-token, go |
| err.Error() | http | warning | http, json, marshal, rules-api |
| error in processing ttl_status check sql query | exception | error | ttl, retention, clickhouse, metadata |
CodeInternal error fetching organization filters | error_code | error | database, internal-error, quick-filters, golang |
| error getting updated metrics metadata | exception | error | clickhouse, metrics, metadata, wrapper-error |
| could not parse expr | validation | error | signoz, expr-lang, expression-parsing, log-parsingpipeline |
| unsupported value type encountered | exception | error | go, type-mismatch, type-switch, metrics, internal-error |
ErrCodeInvalidScopeExpression compile scope expression | validation | warning | expr-lang, expression-evaluation, config, maintenance-window |
errors.CodeInternal ErrFailedToGetMeterKeys.Error() | error_code | error | clickhouse, rows-iteration, streaming, internal |
| invalid type for service | validation | error | kafka, clickhouse, query-builder, missing-variable, messaging-queues |
| error querying time_series_v4 to get metrics metadata | exception | error | clickhouse, metrics-metadata, database-query, signoz |
ErrCodeDashboardInvalidWidgetQuery invalid query request | validation | error | dashboard, json-marshal, query-builder |
| error scanning fallback metadata | exception | error | clickhouse, row-scan, schema-mismatch, metrics-metadata |
| couldn't query for deployment info: error | http | error | license, cloud-integrations, network, upstream-api |
| couldn't extract log fields referenced in expr | validation | error | signoz, log-parsingpipeline, expr, expression-parsing |
| error while scanning metric name | exception | error | clickhouse, metrics, row-scan, schema-drift |
| metric metadata not found | exception | warning | signoz, metrics, metadata, not-found |
root_user_operation_unsupported this operation is not supported for the root user | error_code | error | user-management, root-user, unsupported-operation, signoz |
| error while executing metric name query | exception | error | clickhouse, metrics, query-execution, autocomplete |
ErrCodeRoleHasAuthDomainMappings role is referenced by an SSO role mapping, remove it before deleting | error_code | error | authdomain, sso, rbac, role-mapping, delete-blocked |
ErrCodeInvalidState saml: invalid state | error_code | error | signoz, metrics, v4, query-builder, filter-operator, clickhouse |
ErrCodePublicDashboardInvalidInput unable to parse defaultTimeRange | validation | error | duration, parse, public-dashboard, validation |
| couldn't get attribute keys | exception | error | clickhouse, logs, filter-suggestions, database |
ErrCodeRoleInvalidInput transactionGroups must be an array of | validation | error | json, validation, authorization, go |
CODE_INVALID_INPUT failed to parse duration text | validation | error | duration, parse, textduration, validation |
ErrCodeAlertmanagerStateNotFound state not found | error_code | warning | alertmanager, state, not-found, silences |
| error while executing query | exception | error | clickhouse, metrics, attributes, query-execution |
CodeNotFound no spans found matching the specified criteria | error_code | warning | spanpercentile, not-found, query, go, observability |
| query doesn't exist | http | warning | query-progress, not-found, state-mismatch, signoz |
| couldn't generate nil check for From field of | validation | error | log-pipelines, move-operator, copy-operator, ottl, pipeline-builder |
| function name is invalid | validation | error | signoz, query-builder, validation, functions |
ErrorBadData ErrorID missing from params | validation | error | validation, bad-request, errors-api, query-service |
| error while querying histogram buckets | exception | error | signoz, clickhouse, histogram, query-failed |
CodeUnsupported reserved keyword found in select clause | error_code | error | go, clickhouse, sql-parsing, reserved-keywords |
| couldn't query attrib values for suggestions | exception | error | clickhouse, logs, filter-suggestions, database |
ErrCodeServiceFailed service failed before becoming healthy | error_code | critical | lifecycle, startup, service-registry, health-check, bootstrap |
ErrCodeUnsupported get connection credentials is not supported | error_code | error | cloudintegration, unsupported-operation, interface-stub, credentials |
| couldn't generate nil check for parseFrom of grok op | validation | error | log-pipelines, grok-parser, ottl, validation, pipeline-builder |
ErrCodeAuthZUnavailable failed to read tuples from authorization server | error_code | critical | authorization, openfga, grpc, availability, tuples |
| error while scanning rows | exception | error | clickhouse, metrics, attributes, row-scan |
| filter operator not supported | validation | error | filter-operator, validation, traces, signoz |
CodeForbidden oidc: email is not verified | error_code | error | signoz, metrics, query-builder, aggregate-operator, clickhouse |
| type and duration param cannot be empty from the query | validation | error | signoz, retention, ttl, query-params, bad-request |
| invalid type for Partition | validation | warning | kafka, messaging-queues, validation |
| noop is not supported for table view | validation | error | signoz, metrics, aggregate-operator, table-view |
| unsupported aggregate operator | validation | error | signoz, traces, v4, aggregate, operator |
| error while fetching trace schema | exception | error | clickhouse, show-create-table, schema, config, signoz |
| error in prom queries | validation | error | promql, prometheus, query-range, composite-query |
| invalid attribute dataType | validation | error | go, validation, enum, data-type, query-builder |
CodeTooManyRequests openfgaError.Error() | error_code | error | openfga, authorization, rate-limit, go |
| unsupported reduce operator | validation | error | signoz, traces, reduce, aggregation, validation |
ErrCodeInvalidInput invalid deployment: missing name or DNS | validation | error | cloud-integration, signoz, deployment, validation, go |
| invalid scope item type | validation | error | signoz, traces, v4, scope, validation |
| invalid data type, expected int, got | validation | error | signoz, query-service, type-mismatch, filter-validation, go |
| max limit exceeded | validation | error | logs, pagination, offset, limit |
| operator not supported | validation | error | filter-operator, validation, traces, signoz |
| error while getting ttl. Err= | exception | error | clickhouse, signoz, ttl, retention, database-query |
| error while fetching logs schema | exception | error | signoz, clickhouse, logs, schema, ddl |
| invalid value for key | validation | error | signoz, traces, filters, type-casting, validation |
| atleast 1 metric name must be specified | validation | warning | signoz, validation, bad-request, metrics |
CodeTimeout timed out waiting for lock | error_code | error | go, sql-migrator, advisory-lock, timeout, concurrency |
| expected float64, got %T | validation | error | signoz, formula, postprocess, type-mismatch |
| invalid aggregate operator | validation | error | go, validation, enum, aggregate-operator, signoz |
| unsupported operation, exists and not exists can only be… | validation | error | signoz, traces, exists, query-builder, validation |
| error while executing meter name query | exception | error | clickhouse, metrics, meters, query-execution |
| timeShiftBy param should be a number | validation | error | signoz, query-builder, timeshift, type-mismatch |
| type param should be metrics|traces|logs, got | validation | error | signoz, retention, ttl, enum-validation |
| invalid data type for resource attribute | validation | error | signoz, logs, resource-filters, query-builder, validation |
ErrCodeInvalidSQLMigratorConfig lock::timeout must be greater than lock::interval | error_code | error | go, sql-migrator, config-validation, locking |