diff --git a/app/api/src/docker/aws-emulator.js b/app/api/src/docker/aws-emulator.js
index 5d512e5..903303b 100644
--- a/app/api/src/docker/aws-emulator.js
+++ b/app/api/src/docker/aws-emulator.js
@@ -20,8 +20,12 @@ const makeRequest = (route, port) => [
       })
       res.status(data.statusCode)
       res.setHeader('Content-Type', 'application/javascript')
-      res.setHeader('Content-Encoding', 'gzip')
-      res.send(Buffer.from(data.body, 'base64'))
+      if (data.headers && data.headers['Content-Encoding'] === 'gzip') {
+        res.setHeader('Content-Encoding', 'gzip')
+        res.send(Buffer.from(data.body, 'base64'))
+      } else {
+        res.send(Buffer.from(data.body, 'base64'))
+      }
     } catch (e) {
       res.status(500)
       res.send()
diff --git a/app/api/src/docker/cadquery/runCQ.ts b/app/api/src/docker/cadquery/runCQ.ts
index 6bacf9d..87acd01 100644
--- a/app/api/src/docker/cadquery/runCQ.ts
+++ b/app/api/src/docker/cadquery/runCQ.ts
@@ -19,9 +19,9 @@ export const runCQ = async ({
     `--outputopts "deflection:${deflection};angularDeflection:${deflection};"`,
   ].join(' ')
   console.log('command', command)
-
+  let consoleMessage = ''
   try {
-    const consoleMessage = await runCommand(command, 30000)
+    consoleMessage = await runCommand(command, 30000)
     await writeFiles(
       [
         {
@@ -36,10 +36,10 @@ export const runCQ = async ({
     )
     await runCommand(
       `cat ${stlPath} /var/task/cadhub-concat-split /tmp/${tempFile}/metadata.json | gzip > ${fullPath}`,
-      15000
+      15000, true
     )
     return { consoleMessage, fullPath }
   } catch (error) {
-    return { error, fullPath }
+    return { error: consoleMessage, fullPath }
   }
 }
diff --git a/app/api/src/docker/common/utils.ts b/app/api/src/docker/common/utils.ts
index e34578f..99a3f97 100644
--- a/app/api/src/docker/common/utils.ts
+++ b/app/api/src/docker/common/utils.ts
@@ -23,7 +23,7 @@ export async function writeFiles(
   return tempFile
 }
 
-export async function runCommand(command, timeout = 5000): Promise<string> {
+export async function runCommand(command, timeout = 5000, shouldRejectStdErr = false): Promise<string> {
   return new Promise((resolve, reject) => {
     exec(command, (error, stdout, stderr) => {
       if (error) {
@@ -35,6 +35,10 @@ export async function runCommand(command, timeout = 5000): Promise<string> {
       }
       if (stderr) {
         console.log(`stderr: ${stderr}`)
+        if (shouldRejectStdErr) {
+          reject(stderr)
+          return
+        }
         resolve(stderr)
         return
       }
@@ -105,7 +109,8 @@ export async function storeAssetAndReturnUrl({
   if (error) {
     const response = {
       statusCode: 400,
-      body: JSON.stringify({ error, fullPath }),
+      body: Buffer.from(JSON.stringify({ error, fullPath })).toString('base64'),
+      isBase64Encoded: true,
     }
     callback(null, response)
     return
@@ -119,7 +124,8 @@ export async function storeAssetAndReturnUrl({
       console.log('read file error', e)
       const response = {
         statusCode: 400,
-        body: JSON.stringify({ error: consoleMessage, fullPath }),
+        body: Buffer.from(JSON.stringify({ error: consoleMessage, fullPath })).toString('base64'),
+        isBase64Encoded: true,
       }
       callback(null, response)
       return
diff --git a/app/web/src/helpers/cadPackages/cadQueryController.ts b/app/web/src/helpers/cadPackages/cadQueryController.ts
index 55ec4fe..5f77b93 100644
--- a/app/web/src/helpers/cadPackages/cadQueryController.ts
+++ b/app/web/src/helpers/cadPackages/cadQueryController.ts
@@ -43,13 +43,10 @@ export const render: DefaultKernelExport['render'] = async ({
     }
     const blob = await response.blob()
     const text = await new Response(blob).text()
-    const { consoleMessage, customizerParams, type } = splitGziped(text)
+    const { consoleMessage } = splitGziped(text)
     return createHealthyResponse({
-      type: type !== 'stl' ? 'png' : 'geometry',
-      data:
-        type !== 'stl'
-          ? blob
-          : await stlToGeometry(window.URL.createObjectURL(blob)),
+      type: 'geometry',
+      data: await stlToGeometry(window.URL.createObjectURL(blob)),
       consoleMessage,
       date: new Date(),
     })
diff --git a/app/web/src/helpers/cadPackages/common.ts b/app/web/src/helpers/cadPackages/common.ts
index 0f5cef1..b0c37b7 100644
--- a/app/web/src/helpers/cadPackages/common.ts
+++ b/app/web/src/helpers/cadPackages/common.ts
@@ -4,7 +4,7 @@ import { CadhubParams } from 'src/components/Customizer/customizerConverter'
 
 export const lambdaBaseURL =
   process.env.CAD_LAMBDA_BASE_URL ||
-  'https://2inlbple1b.execute-api.us-east-1.amazonaws.com/prod2'
+  'https://oxt2p7ddgj.execute-api.us-east-1.amazonaws.com/prod'
 
 export const stlToGeometry = (url) =>
   new Promise((resolve, reject) => {