{"record":{"id":"45f1b410a2bcb99f","repo":"vxcontrol/pentagi","slug":"failed-to-update-provider-w","errorCode":null,"errorMessage":"failed to update provider: %w","messagePattern":"failed to update provider: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"backend/pkg/providers/providers.go","lineNumber":807,"sourceCode":"\t}\n\n\tif err = config.Validate(); err != nil {\n\t\treturn result, fmt.Errorf(\"invalid provider config: %w\", err)\n\t}\n\n\trawConfig, err := json.Marshal(config)\n\tif err != nil {\n\t\treturn result, fmt.Errorf(\"failed to marshal provider config: %w\", err)\n\t}\n\n\tresult, err = pc.db.UpdateUserProvider(ctx, database.UpdateUserProviderParams{\n\t\tID:     prvID,\n\t\tUserID: userID,\n\t\tName:   string(prvname),\n\t\tConfig: rawConfig,\n\t})\n\tif err != nil {\n\t\treturn result, fmt.Errorf(\"failed to update provider: %w\", err)\n\t}\n\n\treturn result, nil\n}\n\nfunc (pc *providerController) DeleteProvider(\n\tctx context.Context,\n\tuserID int64,\n\tprvID int64,\n) (database.Provider, error) {\n\tctx, span := obs.Observer.NewSpan(ctx, obs.SpanKindInternal, \"providers.DeleteProvider\")\n\tdefer span.End()\n\n\tresult, err := pc.db.DeleteUserProvider(ctx, database.DeleteUserProviderParams{\n\t\tID:     prvID,\n\t\tUserID: userID,\n\t})\n\tif err != nil {","sourceCodeStart":789,"sourceCodeEnd":825,"githubUrl":"https://github.com/vxcontrol/pentagi/blob/ea665308baaff015b226f308438a68d929d0f29b/backend/pkg/providers/providers.go#L789-L825","documentation":"UpdateProvider persists the provider row via pc.db.UpdateUserProvider (SQLC/PostgreSQL). Any database error — constraint violation, missing row, connection failure — is wrapped as \"failed to update provider: %w\". The provider was already validated and marshaled, so the failure is purely at the persistence layer.","triggerScenarios":"Calling UpdateProvider when the (ID, UserID) row does not exist, the DB is unreachable, the transaction fails, or a uniqueness constraint on provider name is violated.","commonSituations":"Updating a provider that was deleted in another tab (stale ID); wrong userID (multi-tenant mismatch); Postgres down or connection pool exhausted; duplicate provider name after a rename.","solutions":["Check the wrapped error: sql.ErrNoRows means no provider with that ID for this user exists","Verify prvID and userID match an existing row (query GetUserProvider first)","Rename to a unique provider name if a unique constraint failed","Check DB connectivity/pool health if the error is a connection error"],"exampleFix":"// before\nprv, err := ctrl.UpdateProvider(ctx, userID, staleID, name, cfg) // fails after row deleted\n// after\nif _, err := ctrl.GetProvider(ctx, userID, name); err != nil {\n    return fmt.Errorf(\"provider no longer exists, refresh UI: %w\", err)\n}\nprv, err = ctrl.UpdateProvider(ctx, userID, prv.ID, name, cfg)","handlingStrategy":"try-catch","validationCode":"if _, err := ctrl.GetProvider(ctx, userID, prvname); err != nil {\n    return fmt.Errorf(\"provider not found for user, nothing to update: %w\", err)\n}","typeGuard":null,"tryCatchPattern":"result, err := ctrl.UpdateProvider(ctx, userID, prvID, name, cfg)\nif err != nil {\n    if errors.Is(err, sql.ErrNoRows) || strings.Contains(err.Error(), \"failed to update provider\") {\n        return fmt.Errorf(\"provider %d no longer exists for user %d: %w\", prvID, userID, err)\n    }\n    if isConstraintViolation(err) {\n        return fmt.Errorf(\"provider name already taken: %w\", err)\n    }\n    return err // transient DB issue: retry with backoff\n}","preventionTips":["Fetch the provider (GetUserProvider) before updating to confirm ownership","Handle unique-constraint errors when renaming providers","Add retry with backoff for transient DB connection errors","Keep prvID/userID from the same authenticated request, never client-supplied user IDs"],"tags":["database","postgres","persistence"],"backgroundTag":"database-update-failed","analyzedSha":"ea665308baaff015b226f308438a68d929d0f29b","analyzedAt":"2026-09-01T14:16:31.421Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}