ErrLookup › apache/skywalking
apache/skywalking
APM, Application Performance Monitoring System · Java · 2,165 source files
Analyzed at 102af09b4a on 2026-08-14. 198 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
registry_misconfigured No DebugRecorderFactory registered for catalog | http | critical | configuration, dsl-debugging, module-wiring, registry |
| MAL register failed for | http | error | mal, registration, partial-failure, runtime-rule |
| Load meter analyzer configs failed | exception | error | skywalking, oap, layer, configuration, mal, lal |
| queryAlarms entity is invalid | validation | error | query, alarms, validation, graphql, api-contract |
| LAL register failed for rule | http | error | lal, registration, collision, runtime-rule |
| phase-2 register failed for | exception | error | mal, meter-analyzer, runtime-rules, registration |
| {causeMessage} — {rootCauseMessage} | exception | error | mal, filter-only, partial-failure, runtime-rule |
| wrong stack data | exception | error | profiling, protobuf, serialization, version-mismatch, query |
| local-cache-verify boot: backend resource | exception | critical | storage, schema, startup, banyandb, kubernetes, rolling-upgrade |
teardown_deferred runtime-rule MAL remove failed for | http | warning | mal, teardown, removal, runtime-rule |
| filter expression [ ] not found | exception | error | oal, code-generation, filter, configuration |
forward_failed no admin channel to forward-target | http | error | cluster, grpc, forwarding, topology |
| Output type has no setter for field ' ' (tried: ) | exception | error | skywalking, oap, layer, lifecycle, misuse |
compile_failed MAL YAML parse failure | http | warning | mal, shape-extraction, yaml, classification |
| Function doesn't inherit from Metrics. | exception | error | meter-system, mal, javassist, custom-function, config |
| decorate() should be invoked after service() | exception | error | mal, configuration, rule-validation, startup |
| LAL compile failed for rule | http | error | lal, compile, runtime-rule, rollback |
| LogAnalyzerModule Factory unavailable for LAL compile of | exception | critical | module-wiring, lal, engine, configuration |
| Failed to parse MAL expression for metadata | exception | error | mal, wrapper, metadata, configuration |
| LAL YAML parsed to empty/malformed — no rules list in | http | error | yaml, lal, validation, runtime-rule |
| Storage-model cascade failed for metric | exception | error | meter-system, storage, banyandb, elasticsearch, hot-remove, retry |
| Failed to compile LAL expression | exception | critical | lal, log-analyzer, compiler, startup, wrapper |
| local-cache-verify boot: backend resources for model | exception | critical | storage, startup, kubernetes, init-node, schema, availability |
| pool must not be null | exception | error | meter-system, null-check, internal-api, javassist |
| Duplicate RuleEngine registration for catalog | exception | critical | configuration, registry, engine, module-start |
| Can not locate oap core jar file by url | exception | error | classpath, packaging, startup, jar, oap-server |
| Failed to compile MAL expression for metric | exception | error | mal, wrapper, compile, configuration, startup |
| MAL compile failed for | http | error | mal, compile, runtime-rule, rollback |
| has been defined, but calculate function or/are scope type… | exception | error | meter-system, mal, metric-naming, hot-reload, config |
| LALSourceTypeProvider | exception | critical | lal, log-analyzer, spi, provider, input-type |
| tag() requires exactly one string literal argument, e.g… | exception | error | skywalking, oap, meter, generics, mal, contract |
| hierarchy-definition.yml layer-levels | exception | critical | configuration, startup, hierarchy, yaml, validation |
| schema fence failed for | http | error | storage, banyandb, schema-fence, mal |
| service-name can't be empty | exception | critical | configuration, endpoint-grouping, yaml, startup, validation |
| tag() reads LogData tags but the input type is | exception | error | lal, log-analyzer, compiler, config |
| Zookeeper hostPort cannot be null or empty. | exception | critical | zookeeper, configuration, startup, oap-server |
| @MALContextFunction . () List parameters must be List , got | exception | error | mal, extension, spi, generics, startup |
| Function can't be found by javaassist. | exception | error | meter-system, javassist, classpath, classloader, custom-function |
| Cannot resolve — no matching codegen path. Parser type: … | exception | error | lal, log-analyzer, compiler, expression |
| Expression: is not a SINGLE_VALUE result expression. | validation | error | alarm, mqe, config, startup |
| OpenAPI definition file | exception | critical | configuration, openapi, endpoint-grouping, yaml, startup |
| Only BanyanDB storage support Trace V2 query now. | exception | error | query, trace, storage, banyandb, unsupported-operation |
| Failed to load static LAL rules. | exception | critical | lal, log-analyzer, startup, wrapper, rules |
invalid_limits Request body is not valid JSON | http | warning | dsl-debugging, rest, json, validation |
| time field is required when uuid is absent. | validation | error | query, events, validation, graphql |
| @MALContextFunction . () must be static | exception | error | mal, extension, spi, static, startup |
| Unknown MAL extension function | exception | error | mal, spi, extension, classpath, configuration |
| Cannot resolve getter | exception | error | lal, log-analyzer, compiler, reflection, protobuf |
| could not found the process traffic model | exception | error | ebpf, profiling, storage-model, lazy-init, query |
| Duplicate worker name | exception | critical | startup, oal, stream-processing, cluster, configuration, duplicate |
| Unknown log field: log. | exception | error | lal, log-analyzer, compiler, field-access |
| interrupted while waiting for no-init backend resources for… | exception | warning | storage, startup, interruption, shutdown, init-node, polling |
| value ' ' exceeds the supported range (must fit in a Java… | exception | error | skywalking, oap, meter, mal, configuration |
| Unsupported operation. | exception | error | mqe, type-mismatch, binary-op, query, unsupported-operation |
| Unsupported function. | exception | error | mqe, query-engine, grammar, unsupported-operation |
| PagerDuty hook: [ ] events-api-url is malformed: [ ]. | validation | error | alarm, pagerduty, webhook, config |
| OAL parsing failed with | validation | error | oal, parsing, antlr, configuration |
| Single to Single, left result is empty or has more than one… | exception | error | mqe, query-engine, metrics, binary-op |
| Failed to load MAL rules | exception | critical | mal, log-analyzer, config, startup |
| Unsupported extension parameter type | exception | error | mal, extension, unsupported-type, spi |
| Rank doesn't exist in the previous ranks | exception | error | meter-function, mal, percentile, metric-config, validation |
| Unsupported extractor statement in LAL rule at line | exception | error | skywalking, oap, meter, scope, mal |
| Illegal Service Instance Relation entity id | exception | error | id-management, data-corruption, parsing, oap-server |
| Unknown DSL catalog | exception | error | dsl, configuration, validation, rule-management, startup |
| Can not locate oap core jar file by path | exception | error | classpath, packaging, classloader, startup, oap-server |
| Illegal Service Relation entity id | exception | error | id-management, data-corruption, parsing, oap-server |
| LAL YAML parse failure for | http | error | yaml, lal, parse, runtime-rule |
| decorate() not supported for histogram metrics | exception | error | mal, histogram, rule-validation, configuration |
| Layer ordinal conflict at | exception | critical | layer-registry, conflict, ordinal, plugin-development, oap-server |
| : one of service(), instance() or endpoint() should be… | exception | error | mal, dsl, meter-analyzer, oap, rule-config |
| YAML parsed to null — empty or malformed rule file | http | error | yaml, mal, validation, empty-file |
| Cannot resolve index access on | exception | error | skywalking, oap, log, storage, subclassing |
| hierarchy-definition.yml hierarchy | exception | critical | configuration, startup, hierarchy, yaml, validation |
| Layer name conflict: already registered as ordinal= … | exception | critical | layer-registry, conflict, plugin-development, oap-server |
| classLoaderNeighbor must not be null | exception | error | meter-system, null-check, classloader, java-9, internal-api |
| Failed to create LAL listener factory. | exception | critical | lal, log-analyzer, startup, wrapper |
| Operator ' ' requires numeric operands; got non-numeric… | exception | error | lal, log-analyzer, compiler, typing, arithmetic |
| Illegal endpoint Relation entity id | exception | error | id-management, data-corruption, parsing, oap-server |
| Current time bucket is not in minute dimensionality | exception | error | metrics, time-bucket, downsampling, oal, core |
| Record TTL should be at least 2 days, current value is | exception | critical | configuration, ttl, storage, startup, oap-server |
| Unknown filter value type | exception | error | oal, code-generation, filter, internal |
| YAML parse failure for | http | error | yaml, mal, parse, runtime-rule |
| admin-server: gRPCSslEnabled=true but gRPCSslTrustedCAsPath… | exception | critical | admin-server, tls, configuration, security, startup |
| MAL expression parsing failed | exception | error | mal, parser, antlr, syntax, configuration |
| Unsupported sort order. | exception | error | mqe, query-engine, sort, unsupported-operation |
| Can't find metrics | exception | error | oal, aggregation, code-generation, spi |
| LAL rule ' ' declares outputType ' ' but neither a… | exception | critical | lal, log-analyzer, output-type, spi, classpath |
| admin-server: gRPCPort must be > 0 when the module is… | exception | critical | admin-server, configuration, startup, grpc, port |
| MAL rule layerDefinitions entry rejected | exception | error | mal, layer, rule-config, conflict, startup |
| Unsupported step | exception | error | mqe, query-engine, trend, step, illegal-argument |
| Duration data error, the range between the start time and… | validation | error | query, duration, api-limit, graphql |
| Auto-layer rules have duplicate name | exception | critical | lal, log-analyzer, rules, duplicate, startup |
| Unknown identifier used as method argument | exception | error | lal, log-analyzer, compiler, identifier, expression |
| No HierarchyRuleProvider found on classpath. Ensure the… | exception | critical | spi, classpath, hierarchy, startup, packaging |
| Duplicate MAL extension namespace | exception | error | mal, extension, spi, duplicate, classpath, startup |
| Metric TTL should be at least 2 days, current value is | exception | critical | configuration, ttl, storage, startup, oap-server |
| buckets and values can't be null. | exception | error | meter-system, histogram, validation, mal |
| Component name [ ] in Component-Server-Mappings doesn't… | exception | critical | configuration, yaml, component-catalog, startup, custom-config |
| Illegal Process Relation entity id | exception | error | id-management, data-corruption, parsing, oap-server |
| MeterSystem unavailable for MAL compile of | exception | critical | module-wiring, mal, meter-system, configuration |