diff --git a/blocks/loader.ts b/blocks/loader.ts
index 284482c0c..d8118d329 100644
--- a/blocks/loader.ts
+++ b/blocks/loader.ts
@@ -6,7 +6,7 @@ import type { Block, BlockModule, InstanceOf } from "../engine/block.ts";
 import { FieldResolver } from "../engine/core/resolver.ts";
 import { singleFlight } from "../engine/core/utils.ts";
 import type { DecofileProvider } from "../engine/decofile/provider.ts";
-import { HttpError } from "../engine/errors.ts";
+
 import type { ResolverMiddlewareContext } from "../engine/middleware.ts";
 import type { State } from "../mod.ts";
 import { logger } from "../observability/otel/config.ts";
@@ -106,9 +106,6 @@ export const wrapCaughtErrors = async <
   try {
     return await ctx.next!();
   } catch (err) {
-    if (err instanceof HttpError) {
-      throw err;
-    }
     return new Proxy({}, {
       get: (_target, prop) => {
         if (prop === "then") {
diff --git a/blocks/section.ts b/blocks/section.ts
index 7f655e78c..31dafc393 100644
--- a/blocks/section.ts
+++ b/blocks/section.ts
@@ -19,7 +19,7 @@ import type {
   PreactComponent,
 } from "../engine/block.ts";
 import type { Resolver } from "../engine/core/resolver.ts";
-import { HttpError } from "../engine/errors.ts";
+
 
 /**
  * @widget none
@@ -155,9 +155,6 @@ export const createSectionBlock = (
       ).then((props) => {
         return useExportDefaultComponentWithProps(props, httpCtx);
       }).catch((err) => {
-        if (err instanceof HttpError) {
-          throw err;
-        }
         const allowErrorBoundary = withMainComponent(alwaysThrow(err), props);
         return allowErrorBoundary(
           props as unknown as TProps,
diff --git a/components/section.tsx b/components/section.tsx
index 4c92e482d..7ec43e54a 100644
--- a/components/section.tsx
+++ b/components/section.tsx
@@ -15,7 +15,7 @@ import { Context } from "../deco.ts";
 import { type DeepPartial, Murmurhash3 } from "../deps.ts";
 import type { ComponentFunc, ComponentMetadata } from "../engine/block.ts";
 import type { FieldResolver } from "../engine/core/resolver.ts";
-import { HttpError } from "../engine/errors.ts";
+
 import { logger } from "../observability/otel/config.ts";
 import { useFramework } from "../runtime/handler.tsx";
 import { type Device, deviceOf } from "../utils/userAgent.ts";
@@ -70,9 +70,6 @@ export class ErrorBoundary extends Component<BoundaryProps, BoundaryState> {
   override state = { error: null };
 
   static override getDerivedStateFromError(error: Error) {
-    if (error instanceof HttpError) {
-      throw error;
-    }
     return { error };
   }