diff --git a/services/symfony/symfony-insight-base.js b/services/symfony/symfony-insight-base.js
index 91cb91b9f2..e521536216 100644
--- a/services/symfony/symfony-insight-base.js
+++ b/services/symfony/symfony-insight-base.js
@@ -1,7 +1,7 @@
 'use strict'
 
 const Joi = require('@hapi/joi')
-const { BaseXmlService } = require('..')
+const { BaseXmlService, NotFound } = require('..')
 
 const violationSchema = Joi.object({
   severity: Joi.equal('info', 'minor', 'major', 'critical').required(),
@@ -87,6 +87,11 @@ class SymfonyInsightBase extends BaseXmlService {
 
   transform({ data }) {
     const lastAnalysis = data.project['last-analysis']
+
+    if (!lastAnalysis) {
+      throw new NotFound({ prettyMessage: 'no analyses found' })
+    }
+
     let numViolations = 0
     let numCriticalViolations = 0
     let numMajorViolations = 0
diff --git a/services/symfony/symfony-insight-base.spec.js b/services/symfony/symfony-insight-base.spec.js
new file mode 100644
index 0000000000..35baa343ee
--- /dev/null
+++ b/services/symfony/symfony-insight-base.spec.js
@@ -0,0 +1,21 @@
+'use strict'
+
+const { expect } = require('chai')
+const { SymfonyInsightBase } = require('./symfony-insight-base')
+const { NotFound } = require('..')
+
+describe('SymfonyInsightBase', function() {
+  context('transform()', function() {
+    it('throws NotFound error when there is no coverage data', function() {
+      try {
+        SymfonyInsightBase.prototype.transform({
+          data: { project: {} },
+        })
+        expect.fail('Expected to throw')
+      } catch (e) {
+        expect(e).to.be.an.instanceof(NotFound)
+        expect(e.prettyMessage).to.equal('no analyses found')
+      }
+    })
+  })
+})