Specify an agent when attaching to server fails

[mschenk42]

Description

This worked reliably until recently. I believe it might be related to this PR https://github.com/sst/opencode/pull/5843.

The primary agent explore is only available in the server being connected to.

opencode run --print-logs --attach "http://ssds-meta-store-api:4096" --model "mercury-sa/Claude-4.5-Opus" --agent "explore"  "lightning"
INFO  2025-12-30T23:37:29 +381ms service=default version=1.0.217 args=["run","--print-logs","--attach","http://ssds-meta-store-api:4096","--model","mercury-sa/Claude-4.5-Opus","--agent","explore","lightning"] opencode
ERROR 2025-12-30T23:37:29 +385ms service=default name=instance message=No context found for instance stack=instance: No context found for instance
    at use (src/util/context.ts:16:21)
    at directory (src/project/instance.ts:41:20)
    at <anonymous> (src/project/instance.ts:50:31)
    at <anonymous> (src/project/state.ts:14:19)
    at get (src/agent/agent.ts:281:12)
    at get (src/agent/agent.ts:280:29)
    at <anonymous> (src/cli/cmd/run.ts:230:35)
    at <anonymous> (src/cli/cmd/run.ts:228:48)
    at <anonymous> (src/cli/cmd/run.ts:247:21)
    at async <anonymous> (src/cli/cmd/run.ts:311:20)
    at processTicksAndRejections (native:7:39) fatal
Error: Unexpected error, check log file at  for more details

instance: No context found for instance
      at use (src/util/context.ts:16:21)
      at directory (src/project/instance.ts:41:20)
      at src/project/instance.ts:50:31
      at src/project/state.ts:14:19
      at get (src/agent/agent.ts:281:12)
      at get (src/agent/agent.ts:280:29)
      at src/cli/cmd/run.ts:230:35
      at src/cli/cmd/run.ts:228:48
      at src/cli/cmd/run.ts:247:21
      at src/cli/cmd/run.ts:311:20
      at processTicksAndRejections (native:7:39)

OpenCode version

1.0.217

Steps to reproduce

opencode run --print-logs --attach "http://ssds-meta-store-api:4096" --model "mercury-sa/Claude-4.5-Opus" --agent "explore"  "lightning"

Screenshot and/or share link

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Operating System

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Terminal

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