multica-ai/multica · error

disk-usage: read workspaces root: %w

Error message

disk-usage: read workspaces root: %w

What it means

Error "disk-usage: read workspaces root: %w" thrown in multica-ai/multica.

Source

Thrown at server/internal/daemon/diskusage.go:170

	report := DiskUsageReport{
		WorkspacesRoot:   workspacesRoot,
		GeneratedAt:      time.Now().UTC(),
		ArtifactPatterns: nil,
	}
	if workspacesRoot == "" {
		return report, fmt.Errorf("disk-usage: workspaces root is required")
	}

	matcher := newArtifactMatcher(artifactPatterns, execenv.ManagedReclaimableArtifactSubpaths())
	report.ArtifactPatterns = sortedKeys(matcher.basenames)
	report.ManagedArtifactSubpaths = matcher.managedSubpaths()

	wsEntries, err := os.ReadDir(workspacesRoot)
	if err != nil {
		if os.IsNotExist(err) {
			return report, nil
		}
		return report, fmt.Errorf("disk-usage: read workspaces root: %w", err)
	}

	wsAgg := map[string]*WorkspaceDiskUsage{}

	for _, wsEntry := range wsEntries {
		if !wsEntry.IsDir() {
			continue
		}
		// The bare-repo cache is not a workspace. Measure it separately rather
		// than skipping it outright: it is reclaimed on its own schedule
		// (GCRepoTTL) and used to be invisible here, which made the reported
		// total disagree with the user's file manager for no stated reason.
		if wsEntry.Name() == reposDirName {
			report.RepoCacheSizeBytes, report.RepoCacheCount = repoCacheSize(filepath.Join(workspacesRoot, wsEntry.Name()))
			continue
		}
		// Other dot-directories are daemon-internal caches (skill bundles and
		// friends), never workspaces. Counting them as workspaces put rows like

View on GitHub (pinned to 2c0912b6ec)

Solutions

1. Check that the workspaces root exists and is readable.

When it happens

Trigger: Thrown at server/internal/daemon/diskusage.go:170 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of multica-ai/multica@2c0912b6ec (2026-08-15). Data as JSON: /api/errors/d265d0ef8c0485af. Report an issue: GitHub.