Unable to get to projects in mastra cloud with latest release
build failed on mastra cloud, local UI does not work \
mastra cloud error \
[INFO]
[10/09/2025, 09:40:15 AM] - Using dynamic deployer 0.20.2 for core version 0.20.2
[ERROR]
[10/09/2025, 09:41:19 AM] - Build process failed for build fd7a7d0a-36a7-477d-ae57-ecb37c6a1e17 and project de5b5505-6573-41ff-92bc-7f6722d76a46: {"message":"Failed
to import deployer dynamic-0.20.2","details":{"message":"Failed to import deployer
dynamic-0.20.2","domain":"BUILDER","category":"SYSTEM","details":{}},"code":"DEPLOYER_DYNAMIC_IMPORT_FAILED"}
[ERROR]
[10/09/2025, 09:41:19 AM] - Failed to import deployer dynamic-0.20.2
16 Replies
I am seeing the same issues
[10/08/2025, 06:57:33 PM] - Using dynamic deployer 0.20.2 for core version 0.20.2
[ERROR]
[10/08/2025, 06:58:24 PM] - Build process failed for build cc95c75b-1f9e-429b-9291-e9f613ab3ff0 and project d5ca4763-d6e4-4656-bcf3-ebe3b476a2bf: {"message":"Failed to import deployer dynamic-0.20.2","details":{"message":"Failed to import deployer dynamic-0.20.2","domain":"BUILDER","category":"SYSTEM","details":{}},"code":"DEPLOYER_DYNAMIC_IMPORT_FAILED"}
[ERROR]
[10/08/2025, 06:58:24 PM] - Failed to import deployer dynamic-0.20.2
Unknown User•2w ago
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đź“ť Created GitHub issue: https://github.com/mastra-ai/mastra/issues/8663
GitHub
[DISCORD:1425616186766528623] Unable to get to projects in mastra c...
This issue was created from Discord post: https://discord.com/channels/1309558646228779139/1425616186766528623 build failed on mastra cloud, local UI does not work \ mastra cloud error [INFO] [10/0...
do you guys still have issues?
Checking now
thanks, I still can't deploy since yesterday
Sorry about that. the cloud team is looking into it
thanks!
@DrMandelbrot @Ziya @Ziya could you try re-deploying your projects? It should be fixed now
Hey @Romain thanks ! it is working back again!
Unknown User•2w ago
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deployment works ok, but unable to load agents in playground
ui error: something went wrong!
"dependencies": {
"@ai-sdk/openai": "^1",
"@mastra/core": "0.20.2",
"@mastra/libsql": "0.15.1",
"@mastra/rag": "1.3.0",
"ai": "^4",
"dotenv": "17.2.2",
"zod": "^3"
},
"devDependencies": {
"@types/node": "^20",
"@typescript-eslint/eslint-plugin": "^7",
"@typescript-eslint/parser": "^7",
"eslint": "^8",
"mastra": "0.15.1",
"tsx": "^4",
"typescript": "^5",
"vitest": "^1"
},
any update on this issue?? Unable to load agents in the cloud UI nor on localhost. is this being looked up?
Unknown User•7d ago
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@Romain @Abhi Aiyer Yes the agents work fine but unable to get Playground working locally or on cloud.
Unknown User•7d ago
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The playground does not load in the cloud nor in localhost, here's the error on cloud https://www.awesomescreenshot.com/video/45287448?key=f85ad73ae0cc40cf669eb1de22ce5b0e
console errors
watchConsoleLogs.8258a5d6.js:6 TypeError: e.instructions.substring is not a function
at 18822-f310de9a5d2498…2AMLxX78szM:1:14009
at Array.map (<anonymous>)
at x (18822-f310de9a5d2498…2AMLxX78szM:1:13473)
at lS (385d6c9f-0b93204dd05…2AMLxX78szM:1:39325)
at ot (385d6c9f-0b93204dd05…2AMLxX78szM:1:64573)
at ov (385d6c9f-0b93204dd05…2AMLxX78szM:1:75638)
at ic (385d6c9f-0b93204dd05…AMLxX78szM:1:112360)
at 385d6c9f-0b93204dd05…AMLxX78szM:1:112205
at is (385d6c9f-0b93204dd05…AMLxX78szM:1:112213)
at u9 (385d6c9f-0b93204dd05…AMLxX78szM:1:109424)
at iQ (385d6c9f-0b93204dd05…AMLxX78szM:1:130771)
at iI (385d6c9f-0b93204dd05…AMLxX78szM:1:129010)
at iV (385d6c9f-0b93204dd05…AMLxX78szM:1:129346)
at 385d6c9f-0b93204dd05…AMLxX78szM:1:128638
on localhost same as playground stuck on white screen issue
https://discord.com/channels/1309558646228779139/1426936994008666132
