googleapis/mcp-toolbox · error

no rules files found in ruleset

Error message

no rules files found in ruleset

What it means

Error "no rules files found in ruleset" thrown in googleapis/mcp-toolbox.

Source

Thrown at internal/sources/firestore/firestore.go:475

	// Get the latest release for Firestore
	releaseName := fmt.Sprintf("projects/%s/releases/cloud.firestore/%s", s.GetProjectId(), s.GetDatabaseId())
	release, err := s.FirebaseRulesClient().Projects.Releases.Get(releaseName).Context(ctx).Do()
	if err != nil {
		return nil, fmt.Errorf("failed to get latest Firestore release: %w", err)
	}

	if release.RulesetName == "" {
		return nil, fmt.Errorf("no active Firestore rules were found in project '%s' and database '%s'", s.GetProjectId(), s.GetDatabaseId())
	}

	// Get the ruleset content
	ruleset, err := s.FirebaseRulesClient().Projects.Rulesets.Get(release.RulesetName).Context(ctx).Do()
	if err != nil {
		return nil, fmt.Errorf("failed to get ruleset content: %w", err)
	}

	if ruleset.Source == nil || len(ruleset.Source.Files) == 0 {
		return nil, fmt.Errorf("no rules files found in ruleset")
	}

	return ruleset, nil
}

// SourcePosition represents the location of an issue in the source
type SourcePosition struct {
	FileName      string `json:"fileName,omitempty"`
	Line          int64  `json:"line"`          // 1-based
	Column        int64  `json:"column"`        // 1-based
	CurrentOffset int64  `json:"currentOffset"` // 0-based, inclusive start
	EndOffset     int64  `json:"endOffset"`     // 0-based, exclusive end
}

// Issue represents a validation issue in the rules
type Issue struct {
	SourcePosition SourcePosition `json:"sourcePosition"`
	Description    string         `json:"description"`

View on GitHub (pinned to 8cc6e09de2)

When it happens

Trigger: Thrown at internal/sources/firestore/firestore.go:475 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of googleapis/mcp-toolbox@8cc6e09de2 (2026-09-05). Data as JSON: /api/errors/0a7be1069a36e3db. Report an issue: GitHub.