diff --git a/scanpipe/pipelines/develop_to_deploy.py b/scanpipe/pipelines/develop_to_deploy.py
index de0d31444..a0cd1405c 100644
--- a/scanpipe/pipelines/develop_to_deploy.py
+++ b/scanpipe/pipelines/develop_to_deploy.py
@@ -35,13 +35,13 @@ class DevelopToDeploy(Pipeline):
     @classmethod
     def steps(cls):
         return (
-            # cls.get_inputs,
-            # cls.extract_inputs_to_codebase_directory,
-            # cls.extract_archives_in_place,
-            # cls.collect_and_create_codebase_resources,
-            # cls.tag_empty_and_ignored_files,
+            cls.get_inputs,
+            cls.extract_inputs_to_codebase_directory,
+            cls.extract_archives_in_place,
+            cls.collect_and_create_codebase_resources,
+            cls.tag_empty_and_ignored_files,
             cls.checksum_match,
-            # cls.purldb_match,
+            cls.purldb_match,
             cls.java_to_class_match,
             cls.path_match,
         )
@@ -84,7 +84,6 @@ def tag_empty_and_ignored_files(self):
 
     def checksum_match(self):
         """Match using SHA1 checksum."""
-        self.project.codebaserelations.all().delete()
         d2d.checksum_match(project=self.project, checksum_field="sha1", logger=self.log)
 
     def purldb_match(self):
diff --git a/scanpipe/pipes/d2d.py b/scanpipe/pipes/d2d.py
index 7475040c1..3a8c56b8a 100644
--- a/scanpipe/pipes/d2d.py
+++ b/scanpipe/pipes/d2d.py
@@ -148,6 +148,8 @@ def _resource_path_match(to_resource, from_resources):
         matches = from_resources.filter(path__endswith=f"/{current_path}")
 
         if len(matches) > len(current_parts):
+            to_resource.status = "too-many-matches"
+            to_resource.save()
             break
 
         for match in matches:
diff --git a/scanpipe/templates/scanpipe/relation_list.html b/scanpipe/templates/scanpipe/relation_list.html
index 41c5d0626..76b1c14e5 100644
--- a/scanpipe/templates/scanpipe/relation_list.html
+++ b/scanpipe/templates/scanpipe/relation_list.html
@@ -36,7 +36,7 @@
               <tr>
                 {% if forloop.first %}
                   <td class="break-all" rowspan="{{ resource.related_from.all|length }}">
-                    <a href="{{ resource.get_absolute_url }}">{{ resource.path }}</a>
+                    <a href="{{ resource.get_absolute_url }}#viewer">{{ resource.path }}</a>
                   </td>
                 {% endif %}
                 <td>
@@ -49,13 +49,13 @@
                   {% endif %}
                 </td>
                 <td class="break-all">
-                  <a href="{{ relation.from_resource.get_absolute_url }}">{{ relation.from_resource.path }}</a>
+                  <a href="{{ relation.from_resource.get_absolute_url }}#viewer">{{ relation.from_resource.path }}</a>
                 </td>
               </tr>
             {% empty %}
               <tr>
                 <td class="break-all">
-                  <a class="has-text-danger" href="{{ resource.get_absolute_url }}">{{ resource.path }}</a>
+                  <a class="has-text-danger" href="{{ resource.get_absolute_url }}#viewer">{{ resource.path }}</a>
                 </td>
                 <td></td>
                 <td></td>
diff --git a/scanpipe/tests/pipes/test_d2d.py b/scanpipe/tests/pipes/test_d2d.py
index f9cceaf37..348df12f5 100644
--- a/scanpipe/tests/pipes/test_d2d.py
+++ b/scanpipe/tests/pipes/test_d2d.py
@@ -24,6 +24,7 @@
 
 from django.test import TestCase
 
+from scanpipe.models import CodebaseResource
 from scanpipe.models import Project
 from scanpipe.pipes import d2d
 
@@ -58,3 +59,21 @@ def test_scanpipe_d2d_get_extracted_subpath(self):
 
         path = "a.jar-extract/subpath/b.jar-extract/subpath/file.ext"
         self.assertEqual("subpath/file.ext", d2d.get_extracted_subpath(path))
+
+    def test_scanpipe_d2d_get_best_checksum_matches_same_name(self):
+        to_1 = CodebaseResource(name="package-1.0.ext", path="to/package-1.0.ext")
+        to_2 = CodebaseResource(name="package-2.0.ext", path="to/package-2.0.ext")
+        from_1 = CodebaseResource(name="package-1.0.ext", path="from/package-1.0.ext")
+        from_2 = CodebaseResource(name="package-2.0.ext", path="from/package-2.0.ext")
+        matches = [from_1, from_2]
+        self.assertEqual([from_1], d2d.get_best_checksum_matches(to_1, matches))
+        self.assertEqual([from_2], d2d.get_best_checksum_matches(to_2, matches))
+
+    def test_scanpipe_d2d_get_best_checksum_matches_extracted_subpath(self):
+        to_1 = CodebaseResource(path="to/jar-extract/a/package-1.0.ext")
+        to_2 = CodebaseResource(path="to/jar-extract/a/package-2.0.ext")
+        from_1 = CodebaseResource(path="from/src/a/package-1.0.ext")
+        from_2 = CodebaseResource(path="from/src/a/package-2.0.ext")
+        matches = [from_1, from_2]
+        self.assertEqual([from_1], d2d.get_best_checksum_matches(to_1, matches))
+        self.assertEqual([from_2], d2d.get_best_checksum_matches(to_2, matches))