`aspire update` fails on latest main on Mac

[afscrome]

Is there an existing issue for this?

• I have searched the existing issues

Describe the bug

I just upgrade to latest main aspire cli 13.3.0-preview.1.26210.3+a4dad19b7fa74340ec25f9ccc6e9de4ccfe4cfc5 and am unable to run aspire update, with the following error

❌ An unexpected error occurred: An error occurred trying to start process 
'/Users/alex/.aspire/managed/aspire-managed' with working directory 
'/Users/alex/Developer/aspire-inmemorywebserver-resource/app/AppHost'. Permission denied
📄 See logs at /Users/alex/.aspire/logs/cli_20260410T174729_ee576473.log

Copilot suggested running chmod +x /Users/alex/.aspire/managed/aspire-managed , but after this it's now failing with

❌ An unexpected error occurred: Package search failed: Failed to create CoreCLR, HRESULT: 
0x80070008

Expected Behavior

aspire update shouldn't crash

Steps To Reproduce

1. get latest aspire cli on a mac - either via aspire update --self or curl -sSL https://aspire.dev/install.sh | bash -s -- -q dev
2. Run aspire update

Exceptions (if any)

No response

Aspire doctor output

spire Environment Check

.NET SDK
✔ .NET 10.0.103 installed (arm64)

Container Runtime
⚠ Docker Desktop is installed but not running
Start Docker Desktop
See: https://aka.ms/dotnet/aspire/containers

Environment
✔ HTTPS development certificate is trusted
⚠ HTTPS development certificate has an older version (v5)
Run 'aspire certs clean' to remove all certificates, then run 'aspire certs
trust' to create and trust a new one.
See: https://aka.ms/aspire-prerequisites#dev-certs
Details:
Older certificate versions (< v4) may not support all certificate trust
scenarios.

Summary: 2 passed, 2 warnings, 0 failed
For detailed prerequisites: https://aka.ms/aspire-prerequisites

Anything else?

No response

[eerhardt]

@joperezr - could this have been caused by Fix signing for aspire-managed bundle payload (microsoft/aspire#16016)?