diff --git a/abonapp/views.py b/abonapp/views.py
index 0e2c356..48a7455 100644
--- a/abonapp/views.py
+++ b/abonapp/views.py
@@ -753,18 +753,22 @@ def save_user_dev_port(request, gid, uid):
             if abon.device is not None:
                 try:
                     other_abon = models.Abon.objects.get(device=abon.device, dev_port=port)
-                    user_url = resolve_url('abonapp:abon_home', other_abon.group.id, other_abon.id)
-                    messages.error(request, _("<a href='%(user_url)s'>%(user_name)s</a> already pinned to this port on this device") % {
-                        'user_url': user_url,
-                        'user_name': other_abon.get_full_name()
-                    })
-                    return redirect('abonapp:abon_home', gid, uid)
+                    if other_abon != abon:
+                        user_url = resolve_url('abonapp:abon_home', other_abon.group.id, other_abon.id)
+                        messages.error(request, _("<a href='%(user_url)s'>%(user_name)s</a> already pinned to this port on this device") % {
+                            'user_url': user_url,
+                            'user_name': other_abon.get_full_name()
+                        })
+                        return redirect('abonapp:abon_home', gid, uid)
                 except models.Abon.DoesNotExist:
                     pass
 
         abon.dev_port = port
         if abon.is_dynamic_ip != is_dynamic_ip:
-            abon.is_dynamic_ip = is_dynamic_ip
+            if is_dynamic_ip == 'on':
+                abon.is_dynamic_ip = True
+            else:
+                abon.is_dynamic_ip = False
             abon.save(update_fields=['dev_port', 'is_dynamic_ip'])
         else:
             abon.save(update_fields=['dev_port'])
diff --git a/accounts_app/models.py b/accounts_app/models.py
index ca53866..985f320 100644
--- a/accounts_app/models.py
+++ b/accounts_app/models.py
@@ -3,7 +3,7 @@ import os
 from django.db import models
 from django.contrib.auth.models import BaseUserManager, AbstractBaseUser, PermissionsMixin
 from django.core.validators import RegexValidator
-from django.utils.translation import ugettext as _
+from django.utils.translation import gettext_lazy as _
 from django.conf import settings
 from photo_app.models import Photo
 
diff --git a/agent/netflow/netflow_handler.sh b/agent/netflow/netflow_handler.sh
deleted file mode 100755
index c5c873e..0000000
--- a/agent/netflow/netflow_handler.sh
+++ /dev/null
@@ -1,22 +0,0 @@
-#!/usr/bin/env bash
-
-FNAME="$1"
-
-if [[ -z "$FNAME" ]]; then
-  echo "Нужно имя файла дампа netflow"
-  exit 1
-fi
-
-CUR_DIR=`dirname $0`
-
-DUMP_FILE="/tmp/djing_flow/$FNAME"
-PATH=/usr/local/sbin:/usr/local/bin:/usr/bin
-TMP_DUMP=/tmp/djing_flow/djing_flow_dump.tmp
-
-cd $CUR_DIR
-mkdir -p /tmp/djing_flow
-mv $DUMP_FILE $TMP_DUMP
-
-./djing_flow < $TMP_DUMP | /usr/bin/mysql -uUSER -h <IP Database> -p <DBUSER> --password=<DB_PASSWORD>
-
-rm $TMP_DUMP
diff --git a/devapp/views.py b/devapp/views.py
index 201fbc2..17760c5 100644
--- a/devapp/views.py
+++ b/devapp/views.py
@@ -71,7 +71,7 @@ def devices_null_group(request):
 def devdel(request, device_id):
     try:
         dev = Device.objects.get(pk=device_id)
-        back_url = resolve_url('devapp:devs', grp=dev.user_group.pk if dev.user_group else 0)
+        back_url = resolve_url('devapp:devs', group_id=dev.user_group.pk if dev.user_group else 0)
         dev.delete()
         return res_success(request, back_url)
     except Device.DoesNotExist:
@@ -162,7 +162,7 @@ def manage_ports(request, device_id):
 
     except Device.DoesNotExist:
         messages.error(request, _('Device does not exist'))
-        return redirect('devapp:view', dev.user_group.pk if dev.user_group else 0, did=device_id)
+        return redirect('devapp:group_list')
     except DeviceDBException as e:
         messages.error(request, e)
     return render(request, 'devapp/manage_ports/list.html', {
@@ -273,7 +273,7 @@ def edit_single_port(request, group_id, device_id, port_id):
                 messages.success(request, _('Port successfully saved'))
             else:
                 messages.error(request, _('Form is invalid, check fields and try again'))
-            return redirect('devapp:manage_ports', group_id, port_id)
+            return redirect('devapp:manage_ports', group_id, device_id)
 
         frm = PortForm(instance=port)
         return render_to_text('devapp/manage_ports/modal_add_edit_port.html', {
diff --git a/static/css/custom.css b/static/css/custom.css
index 0fe073e..ade7ac7 100644
--- a/static/css/custom.css
+++ b/static/css/custom.css
@@ -242,9 +242,8 @@ button[data-toggle=offcanvas]{
  * Цвет заливки графика
  */
 .ct-series-a .ct-area {
-    fill: black;
-    opacity: 0.3;
-    fill-opacity: 0.3;
+    fill: #367cb8;
+    fill-opacity: 0.4;
 }
 
 
diff --git a/taskapp/templates/taskapp/tasklist.html b/taskapp/templates/taskapp/tasklist.html
index c206fb9..3723158 100644
--- a/taskapp/templates/taskapp/tasklist.html
+++ b/taskapp/templates/taskapp/tasklist.html
@@ -44,7 +44,7 @@
                 {% endif %}
 
                 <td>{{ task.get_mode_display }}</td>
-                <td>{{ task.descr }}</td>
+                <td>{{ task.descr|default:'' }}</td>
                 <td>
                     {% if task.author %}
                         <a href="{% url 'acc_app:other_profile' task.author.pk %}" data-toggle="tooltip" title="{{ task.author.get_full_name }}">{{ task.author.username }}</a>