spurious error logs when starting supervisor

[srikanthccv]

Component(s)

cmd/opampsupervisor

What happened?

Description

When a supervisor runs, it logs unnecessary error messages that the last received config doesn't exist.

{"level":"error","ts":1730036809.402923,"caller":"supervisor/supervisor.go:778","msg":"error while reading last received config","error":"open last_recv_remote_config.dat: no such file or directory","stacktrace":"github.com/open-telemetry/opentelemetry-collector-contrib/cmd/opampsupervisor/supervisor.(*Supervisor).loadAndWriteInitialMergedConfig\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/supervisor/supervisor.go:778\ngithub.com/open-telemetry/opentelemetry-collector-contrib/cmd/opampsupervisor/supervisor.(*Supervisor).Start\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/supervisor/supervisor.go:205\nmain.runInteractive\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/main.go:43\nmain.run\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/main_others.go:9\nmain.main\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/main.go:19\nruntime.main\n\t/usr/local/go/src/runtime/proc.go:271"}
{"level":"error","ts":1730036809.402923,"caller":"supervisor/supervisor.go:778","msg":"error while reading last received config","error":"open last_recv_remote_config.dat: no such file or directory","stacktrace":"github.com/open-telemetry/opentelemetry-collector-contrib/cmd/opampsupervisor/supervisor.(*Supervisor).loadAndWriteInitialMergedConfig\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/supervisor/supervisor.go:778\ngithub.com/open-telemetry/opentelemetry-collector-contrib/cmd/opampsupervisor/supervisor.(*Supervisor).Start\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/supervisor/supervisor.go:205\nmain.runInteractive\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/main.go:43\nmain.run\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/main_others.go:9\nmain.main\n\t/Users/srikanth/Projects/opentelemetry-collector-contrib/cmd/opampsupervisor/main.go:19\nruntime.main\n\t/usr/local/go/src/runtime/proc.go:271"}

Collector version

HEAD

Environment information

Environment

OS: (e.g., "Ubuntu 20.04")
Compiler(if manually compiled): (e.g., "go 14.2")

OpenTelemetry Collector configuration

No response

Log output

No response

Additional context

No response

[github-actions]

Pinging code owners:

• cmd/opampsupervisor: @evan-bradley @atoulme @tigrannajaryan @BinaryFissionGames

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