diff --git a/AKModel/forms.py b/AKModel/forms.py
index 24074ecde62e9bbc31bdeccdc23aa5424399208d..4d1fe7ef7bfa45d41b377fa4c9815e951e35cf19 100644
--- a/AKModel/forms.py
+++ b/AKModel/forms.py
@@ -14,6 +14,9 @@ from AKModel.models import Event, AKCategory, AKRequirement, Room
 
 
 class DateTimeInput(forms.DateInput):
+    """
+    Simple widget for datetime input fields using the HTML5 datetime-local input type
+    """
     input_type = 'datetime-local'
 
 
diff --git a/AKModel/models.py b/AKModel/models.py
index 926b7e0e563678ea17eacf3021811e16e88367d5..fc8ab147faca2d7e5828b754951d7065663f9cda 100644
--- a/AKModel/models.py
+++ b/AKModel/models.py
@@ -367,7 +367,7 @@ class AK(models.Model):
     @property
     def details(self):
         """
-        Generate a detailled string representation, e.g., for usage in scheduling
+        Generate a detailed string representation, e.g., for usage in scheduling
         :return: string representation of that AK with all details
         :rtype: str
         """
@@ -376,15 +376,19 @@ class AK(models.Model):
         from AKModel.availability.models import Availability
         availabilities = ', \n'.join(f'{a.simplified}' for a in Availability.objects.select_related('event')
                                      .filter(ak=self))
-        return f"""{self.name}{" (R)" if self.reso else ""}:
+        detail_string = f"""{self.name}{" (R)" if self.reso else ""}:
         
         {self.owners_list}
 
-        {_('Interest')}: {self.interest}
-        {_("Requirements")}: {", ".join(str(r) for r in self.requirements.all())}  
-        {_("Conflicts")}: {", ".join(str(c) for c in self.conflicts.all())}  
-        {_("Prerequisites")}: {", ".join(str(p) for p in self.prerequisites.all())}
-        {_("Availabilities")}: \n{availabilities}"""
+        {_('Interest')}: {self.interest}"""
+        if self.requirements.count() > 0:
+            detail_string += f"\n{_('Requirements')}: {', '.join(str(r) for r in self.requirements.all())}"
+        if self.conflicts.count() > 0:
+            detail_string += f"\n{_('Conflicts')}: {', '.join(str(c) for c in self.conflicts.all())}"
+        if self.prerequisites.count() > 0:
+            detail_string += f"\n{_('Prerequisites')}: {', '.join(str(p) for p in self.prerequisites.all())}"
+        detail_string += f"\n{_('Availabilities')}: \n{availabilities}"
+        return detail_string
 
     @property
     def owners_list(self):
diff --git a/AKPlan/views.py b/AKPlan/views.py
index fdd4e7e80a6bfcb3a1dd5b70e9968c329e574434..4123256e0ceb18c0da87526deaea1a0b46b91b39 100644
--- a/AKPlan/views.py
+++ b/AKPlan/views.py
@@ -83,6 +83,7 @@ class PlanScreenView(PlanIndexView):
             return redirect(reverse_lazy("plan:plan_overview", kwargs={"event_slug": self.event.slug}))
         return s
 
+    # pylint: disable=attribute-defined-outside-init
     def get_queryset(self):
         now = datetime.now().astimezone(self.event.timezone)
         # Wall during event: Adjust, show only parts in the future
diff --git a/AKScheduling/models.py b/AKScheduling/models.py
index 769527f7aec7792c565e7a18bdbb888c938eeb59..1495f311935583a945aef0d737ca44e21a0a2663 100644
--- a/AKScheduling/models.py
+++ b/AKScheduling/models.py
@@ -80,8 +80,8 @@ def check_capacity_for_slot(slot: AKSlot):
     :rtype: ConstraintViolation or None
     """
 
-    # If slot is scheduled in a room
-    if slot.room and slot.room.capacity >= 0:
+    # If slot is scheduled in a room and interest was specified
+    if slot.room and slot.room.capacity >= 0 and slot.ak.interest >= 0:
         # Create a violation if interest exceeds room capacity
         if slot.room.capacity < slot.ak.interest:
             c = ConstraintViolation(
diff --git a/AKScheduling/templates/admin/AKScheduling/constraint_violations.html b/AKScheduling/templates/admin/AKScheduling/constraint_violations.html
index 6a71f9b4e1564bd1bed93370a8a8d47c348a9e5c..e84542479e6946cccc6feacea686077a7895932f 100644
--- a/AKScheduling/templates/admin/AKScheduling/constraint_violations.html
+++ b/AKScheduling/templates/admin/AKScheduling/constraint_violations.html
@@ -23,26 +23,31 @@
             const callback_success = function(response) {
                let table_html = '';
 
+               let unresolved_constraint_violations = 0;
+
                if(response.length > 0) {
-                   // Update violation count badge
-                   $('#violationCountBadge').html(response.length).removeClass('bg-success').addClass('bg-warning');
 
                    // Update violations table
                    for(let i=0;i<response.length;i++) {
-                       if(response[i].manually_resolved)
+                       if(response[i].manually_resolved) {
                            table_html += '<tr class="text-muted"><td class="nowrap">{% fa6_icon "check" "fas" %}</td>';
-                       else
+                       }
+                       else {
                            table_html += '<tr><td></td>';
+                           unresolved_constraint_violations++;
+                       }
                        table_html += "<td>" + response[i].level_display + "</td><td>" + response[i].type_display + "</td><td>" + response[i].details + "</td><td class='nowrap'>" + response[i].timestamp_display + "</td><td><a href='" + response[i].edit_url + "'><i class='btn btn-primary fa fa-pen'></i></a></td></tr>";
                    }
                }
                else {
-                   // Update violation count badge
-                   $('#violationCountBadge').html(0).removeClass('bg-warning').addClass('bg-success');
-
                    // Update violations table
                    table_html ='<tr class="text-muted"><td colspan="5" class="text-center">{% trans "No violations" %}</td></tr>'
                }
+               // Update violation count badge
+               if(unresolved_constraint_violations > 0)
+                   $('#violationCountBadge').html(unresolved_constraint_violations).removeClass('bg-success').addClass('bg-warning');
+               else
+                   $('#violationCountBadge').html(0).removeClass('bg-warning').addClass('bg-success');
 
                // Show violation list (potentially empty) in violations table
                $('#violationsTableBody').html(table_html);
diff --git a/AKScheduling/templates/admin/AKScheduling/scheduling.html b/AKScheduling/templates/admin/AKScheduling/scheduling.html
index 1be3071cbf057326a35f728c63a6b5d6f4ba0bc2..8d592aecba3cab360c8fb944715ffe0ec36fecf8 100644
--- a/AKScheduling/templates/admin/AKScheduling/scheduling.html
+++ b/AKScheduling/templates/admin/AKScheduling/scheduling.html
@@ -215,20 +215,24 @@
                if(response.length > 0) {
                    // Update violations table
                    for(let i=0;i<response.length;i++) {
-                       if(response[i].manually_resolved)
-                           table_html += '<tr class="text-muted"><td class="nowrap">{% fa6_icon "check" "fas" %} ';
+                       let icon_html = '';
+                       let muted_html = '';
+                       if(response[i].manually_resolved) {
+                            icon_html = '{% fa6_icon "check" "fas" %} ';
+                            muted_html = 'text-muted';
+                          }
                        else {
-                           table_html += '<tr><td>';
                            unresolved_violations_count++;
                        }
 
                        if(response[i].level_display==='{% trans "Violation" %}')
-                           table_html += '{% fa6_icon "exclamation-triangle" "fas" %}';
+                           icon_html += '{% fa6_icon "exclamation-triangle" "fas" %}';
                        else
-                           table_html += '{% fa6_icon "info-circle" "fas" %}';
+                           icon_html += '{% fa6_icon "info-circle" "fas" %}';
 
+                       table_html += '<tr class="'+ muted_html+ '"><td class="nowrap">' + icon_html;
                        table_html += "</td><td class='small'>" + response[i].type_display + "</td></tr>";
-                       table_html += "<tr><td colspan='2' class='small'>" + response[i].details + "</td></tr>"
+                       table_html += "<tr class='" + muted_html + "'><td colspan='2' class='small'>" + response[i].details + "</td></tr>"
                    }
                }
                else {
@@ -238,7 +242,7 @@
 
                // Update violation count badge
                 if(unresolved_violations_count > 0)
-                    $('#violationCountBadge').html(response.length).removeClass('bg-success').addClass('bg-warning');
+                    $('#violationCountBadge').html(unresolved_violations_count).removeClass('bg-success').addClass('bg-warning');
                 else
                     $('#violationCountBadge').html(0).removeClass('bg-warning').addClass('bg-success');
 
@@ -358,7 +362,7 @@
                 {% endfor %}
               </div>
               <div class="tab-pane fade" id="violations">
-                  <table class="table table-striped mt-4 mb-4">
+                  <table class="table mt-4 mb-4">
                     <thead>
                         <tr>
                             <th>{% trans "Level" %}</th>