Build fails : frontend grpc server closed unexpectedly
mardev60
HOBBYOP

9 days ago

Build fails on my deployment.

The build failed because the assigned build daemon's gRPC connection closed unexpectedly before any build steps could run. This same error occurred across 6 consecutive deployment attempts over 20 minutes, with no changes to code or configuration involved.

Here are the logs :

You reached the start of the range

Jun 28, 2026, 11:56 AM

unpacking archive2.6 MB29ms

uploading snapshot544.4 KB

using build driver railpack-v0.30.0

INFO No package manager inferred, using npm default

╭─────────────────╮

│ Railpack 0.30.0 │

╰─────────────────╯

↳ Detected Node                                                                                                                

↳ Custom start command detected, skipping Caddy start                                                                          

↳ Custom start command detected, skipping Caddy startUsing npm package manager                                                                                                    

↳ Custom start command detected, skipping Caddy start                                                                          

Packages                                                                                                                       

──────────                                                                                                                     

node  │  22.22.3  │  railpack default (22)                                                                                     

Steps                                                                                                                          

──────────                                                                                                                     

▸ install                                                                                                                      

  $ npm ci                                                                                                                     

▸ build                                                                                                                        

  $ npm run build                                                                                                              

Deploy                                                                                                                         

──────────                                                                                                                     

  $ npm run start                                                                                                              

Build Failed: build daemon returned an error < failed to solve: frontend grpc server closed unexpectedly >

sc

Deployment id : 5385e35e-9ccb-4827-8053-fe9ba13fc138

Solved$10 Bounty

Pinned Solution

Try to set NO_CACHE=1 in your service variables. This might be caused by a caching issue. You can Also try to trigger a new deployment by pressing CTRL+K then select deploy latest commit.

1 Replies

Railway
BOT

9 days ago

This thread has been opened as a bounty so the community can help solve it.

Status changed to Open Railway 9 days ago


Try to set NO_CACHE=1 in your service variables. This might be caused by a caching issue. You can Also try to trigger a new deployment by pressing CTRL+K then select deploy latest commit.


Status changed to Solved medim 6 days ago


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