{"record":{"id":"8e00dcc05107ec2d","repo":"dgraph-io/dgraph","slug":"s-was-not-executed-because-no-suitable-resolver-c","errorCode":null,"errorMessage":"%s was not executed because no suitable resolver could be found - this indicates a resolver or validation bug. Please let us know by filing an issue.","messagePattern":"(.+?) was not executed because no suitable resolver could be found - this indicates a resolver or validation bug\\. Please let us know by filing an issue\\.","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"graphql/admin/admin.go","lineNumber":929,"sourceCode":"\t\t\tfunc(m schema.Mutation) resolve.MutationResolver {\n\t\t\t\treturn resolve.NewDgraphResolver(resolve.NewUpdateRewriter(), dgEx)\n\t\t\t}).\n\t\tWithMutationResolver(\"updateGroup\",\n\t\t\tfunc(m schema.Mutation) resolve.MutationResolver {\n\t\t\t\treturn resolve.NewDgraphResolver(NewUpdateGroupRewriter(), dgEx)\n\t\t\t}).\n\t\tWithMutationResolver(\"deleteUser\",\n\t\t\tfunc(m schema.Mutation) resolve.MutationResolver {\n\t\t\t\treturn resolve.NewDgraphResolver(resolve.NewDeleteRewriter(), dgEx)\n\t\t\t}).\n\t\tWithMutationResolver(\"deleteGroup\",\n\t\t\tfunc(m schema.Mutation) resolve.MutationResolver {\n\t\t\t\treturn resolve.NewDgraphResolver(resolve.NewDeleteRewriter(), dgEx)\n\t\t\t})\n}\n\nfunc resolverFactoryWithErrorMsg(msg string) resolve.ResolverFactory {\n\terrFunc := func(name string) error { return errors.Errorf(msg, name) }\n\tqErr :=\n\t\tresolve.QueryResolverFunc(func(ctx context.Context, query schema.Query) *resolve.Resolved {\n\t\t\treturn &resolve.Resolved{Err: errFunc(query.ResponseName()), Field: query}\n\t\t})\n\n\tmErr := resolve.MutationResolverFunc(\n\t\tfunc(ctx context.Context, mutation schema.Mutation) (*resolve.Resolved, bool) {\n\t\t\treturn &resolve.Resolved{Err: errFunc(mutation.ResponseName()), Field: mutation}, false\n\t\t})\n\n\treturn resolve.NewResolverFactory(qErr, mErr)\n}\n\nfunc (as *adminServer) getGlobalEpoch(ns uint64) *uint64 {\n\te := as.globalEpoch[ns]\n\tif e == nil {\n\t\te = new(uint64)\n\t\tas.globalEpoch[ns] = e","sourceCodeStart":911,"sourceCodeEnd":947,"githubUrl":"https://github.com/dgraph-io/dgraph/blob/759e242be62c91f8d084da06ad0c8d21256d9c07/graphql/admin/admin.go#L911-L947","documentation":"The same resolverFactoryWithErrorMsg factory also installs fallback mutation resolvers with this message. It fires when a mutation reaches the GraphQL layer but no suitable resolver was registered for it, which the code itself flags as an internal resolver/validation bug rather than an expected user-facing condition.","triggerScenarios":"Executing a mutation on an endpoint whose resolver factory was built by resolverFactoryWithErrorMsg (newAdminResolverFactory/resetSchema fallback) and where validation failed to reject the field, so the no-resolver fallback resolver ran.","commonSituations":"Schema/resolver registration out of sync after a failed resetSchema; a bug in resolver wiring or schema validation letting an unresolvable mutation through; custom builds where adminMutationResolvers missed a mutation.","solutions":["File an issue with the query/mutation text and Dgraph version, as the message requests.","Re-trigger the admin schema load (re-post the schema via updateGQLSchema) to restore real resolvers.","Restart the instance to rebuild servers via NewServers if resolvers stay unregistered."],"exampleFix":null,"handlingStrategy":"fallback","validationCode":null,"typeGuard":null,"tryCatchPattern":"try { await mutation(); } catch (e) { if (String(e).includes('no suitable resolver')) { logAndReportIssue(e); /* restart or re-push schema */ await uploadSchema(sdl); } else throw e; }","preventionTips":["Keep Dgraph version pinned and report occurrences upstream","Avoid hand-editing stored schemas in Dgraph data","Re-upload the schema if resolvers appear out of sync after a failed reset"],"tags":["graphql","admin","resolver-bug","internal"],"backgroundTag":"missing-resolver","analyzedSha":"759e242be62c91f8d084da06ad0c8d21256d9c07","analyzedAt":"2026-09-01T14:42:12.034Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}