<p>You need to run this in the <code>nix-shell</code> of plutus-apps and run with <code>GC_DONT_GC=1 npm start</code></p>

CC BY-SA 4.0
2022-01-20T14:44:01.327Z
2022-01-20T14:44:01.327Z
Samuel Leathers
<p>I get this error when I try to execute npm start in the plutus-playground-client directory</p>
<p>10% building 0/1 entries 0/0 dependencies 0/0 modulesℹ ｢wds｣: Project is running at <a href="https://0.0.0.0:8009/" rel="nofollow noreferrer">https://0.0.0.0:8009/</a>
ℹ ｢wds｣: webpack output is served from /
ℹ ｢wds｣: Content not from webpack is served from /root/plutus-apps/plutus-playground-client/dist
✖ ｢wdm｣: WARNING in Src   Lib    All
Warnings   0     0/28   0/28
Errors     0     0      0</p>
<p>59 WARNINGS in child compilations (Use 'stats.children: true' resp. '--stats-children' for more details)</p>
<hr />
<h2>ERROR in ./static/main.scss
Module build failed (from ./node_modules/mini-css-extract-plugin/dist/loader.js):
ModuleError: Module Error (from ./node_modules/sass-loader/dist/cjs.js):
ENOENT: no such file or directory, scandir '/root/plutus-apps/plutus-playground-client/node_modules/node-sass/vendor'
at Object.emitError (/root/plutus-apps/plutus-playground-client/node_modules/webpack/lib/NormalModule.js:525:6)
at getSassImplementation (/root/plutus-apps/plutus-playground-client/node_modules/sass-loader/dist/utils.js:55:21)
at Object.loader (/root/plutus-apps/plutus-playground-client/node_modules/sass-loader/dist/index.js:27:59)</h2>
<p>2 ERRORS in child compilations (Use 'stats.children: true' resp. '--stats-children' for more details)
webpack compiled with 3 errors and 60 warnings
ℹ ｢wdm｣: Failed to compile.</p>
<hr />
<p>If I go to <a href="https://0.0.0.0:8009/" rel="nofollow noreferrer">https://0.0.0.0:8009/</a> it seems the plutus playground it's working but I can't see anything in the page. I would be really grateful if someone has figured it out this problem.</p>

CC BY-SA 4.0
2022-01-22T12:08:56.353Z
Welcome to Cardano SE! As a new user be sure to take the [Tour].
gRebel
CC BY-SA 4.0
2022-01-22T12:09:27.670Z
Please clarify your specific problem or provide additional details to highlight exactly what you need. As it's currently written, it's hard to tell exactly what you're asking.
Community
<plutus-playground><nix-shell>
Error when executing npm start in plutus-playground-client
# Error when executing npm start in plutus-playground-client

(Asked by: username_0 on 2022-01-18)

I get this error when I try to execute npm start in the plutus-playground-client directory

10% building 0/1 entries 0/0 dependencies 0/0 modulesℹ ｢wds｣: Project is running at <https://0.0.0.0:8009/>
ℹ ｢wds｣: webpack output is served from /
ℹ ｢wds｣: Content not from webpack is served from /root/plutus-apps/plutus-playground-client/dist
✖ ｢wdm｣: WARNING in Src Lib All
Warnings 0 0/28 0/28
Errors 0 0 0

59 WARNINGS in child compilations (Use 'stats.children: true' resp. '--stats-children' for more details)

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## ERROR in ./static/main.scss Module build failed (from ./node\_modules/mini-css-extract-plugin/dist/loader.js): ModuleError: Module Error (from ./node\_modules/sass-loader/dist/cjs.js): ENOENT: no such file or directory, scandir '/root/plutus-apps/plutus-playground-client/node\_modules/node-sass/vendor' at Object.emitError (/root/plutus-apps/plutus-playground-client/node\_modules/webpack/lib/NormalModule.js:525:6) at getSassImplementation (/root/plutus-apps/plutus-playground-client/node\_modules/sass-loader/dist/utils.js:55:21) at Object.loader (/root/plutus-apps/plutus-playground-client/node\_modules/sass-loader/dist/index.js:27:59)

2 ERRORS in child compilations (Use 'stats.children: true' resp. '--stats-children' for more details)
webpack compiled with 3 errors and 60 warnings
ℹ ｢wdm｣: Failed to compile.

---

If I go to <https://0.0.0.0:8009/> it seems the plutus playground it's working but I can't see anything in the page. I would be really grateful if someone has figured it out this problem.

**Tags:** plutus-playground, nix-shell
> **Comments:**
> **username_1**: Welcome to Cardano SE! As a new user be sure to take the [Tour].  
> **username_2**: Please clarify your specific problem or provide additional details to highlight exactly what you need. As it's currently written, it's hard to tell exactly what you're asking.  

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## 1 answers

### Answer by username_3 on 2022-01-20. Score: 0

You need to run this in the `nix-shell` of plutus-apps and run with `GC_DONT_GC=1 npm start`


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