diff --git a/books/views.py b/books/views.py
index 66765291..33246ca3 100644
--- a/books/views.py
+++ b/books/views.py
@@ -567,6 +567,7 @@ def click_to_scrape(request):
                     msg = _("ISBN与现有图书重复")
                 else:
                     msg = _("爬取数据失败😫")
+                    logger.error(str(form.errors))
                 return render(request, 'common/error.html', {'msg': msg})
         else:
             return HttpResponseBadRequest()
diff --git a/common/forms.py b/common/forms.py
index 953680e1..1ae0e2a6 100644
--- a/common/forms.py
+++ b/common/forms.py
@@ -37,9 +37,16 @@ class JSONField(postgres.JSONField):
         if not value:
             return None
         json = {}
-        pairs = eval(value)
-        for pair in pairs:
-            json = {**json, **pair}
+        if isinstance(value, dict):
+            json = value
+        else:
+            pairs = eval(value)
+            if isinstance(pairs, dict):
+                json = pairs
+            else:
+                # list or tuple
+                for pair in pairs:
+                    json = {**json, **pair}
         return super().to_python(json)
 
 
diff --git a/common/scraper.py b/common/scraper.py
index 9963d6a6..a3c72236 100644
--- a/common/scraper.py
+++ b/common/scraper.py
@@ -297,8 +297,13 @@ def scrape_douban_movie(url):
     if showtime_elem:
         showtime = []
         for st in showtime_elem:
-            time = st.split('(')[0]
-            region = st.split('(')[1][0:-1]
+            parts = st.split('(')
+            if len(parts) == 1:
+                time = st.split('(')[0]
+                region = ''
+            else:
+                time = st.split('(')[0]
+                region = st.split('(')[1][0:-1]
             showtime.append({time: region})
     else:
         showtime = None
diff --git a/common/static/js/key_value_input.js b/common/static/js/key_value_input.js
index aa7abd55..29fc9dda 100644
--- a/common/static/js/key_value_input.js
+++ b/common/static/js/key_value_input.js
@@ -55,8 +55,18 @@ function keyValueInput(valueKeyWidget, hiddenInput) {
                 finalValue.push(JSON.stringify(json))
             });
             hiddenInput.val(finalValue.toString());
-        } else {
-
+        } else if(keys.length - values.length == 1) {
+            let finalValue = [];
+            keys.forEach(function (key, i) {
+                let json = new Object;
+                if (i < keys.length - 1) {
+                    json[key] = values[i];
+                } else {
+                    json[key] = ''
+                }
+                finalValue.push(JSON.stringify(json))
+            });
+            hiddenInput.val(finalValue.toString());  
         }
     });
 }
diff --git a/movies/models.py b/movies/models.py
index b9d37182..30d4bb05 100644
--- a/movies/models.py
+++ b/movies/models.py
@@ -143,7 +143,7 @@ class Movie(Resource):
     )
 
     year = models.PositiveIntegerField(null=True, blank=True)
-    duration = models.CharField(blank=True, default='', max_length=100)
+    duration = models.CharField(blank=True, default='', max_length=200)
 
     cover = models.ImageField(_("poster"), upload_to=movie_cover_path, default=DEFAULT_MOVIE_IMAGE, blank=True)
 
diff --git a/movies/templates/movies/detail.html b/movies/templates/movies/detail.html
index df26ce85..f2b080da 100644
--- a/movies/templates/movies/detail.html
+++ b/movies/templates/movies/detail.html
@@ -172,7 +172,7 @@
                                         <div>{% if movie.showtime %}{% trans '上映时间：' %}
                                         {% for showtime in movie.showtime %}
                                             {% for time, region in showtime.items %}
-                                            <span>{{ time }}({{ region }})</span>
+                                            <span>{{ time }}{% if region != '' %}({{ region }}){% endif %}</span>
                                             {% endfor %}
                                             {% if not forloop.last %} / {% endif %}
                                         {% endfor %}
diff --git a/movies/views.py b/movies/views.py
index 16941fed..470716a8 100644
--- a/movies/views.py
+++ b/movies/views.py
@@ -571,6 +571,7 @@ def click_to_scrape(request):
                 return redirect(reverse('movies:retrieve', args=[form.instance.id]))
             else:
                 msg = _("爬取数据失败😫")
+                logger.error(str(form.errors))
                 return render(request, 'common/error.html', {'msg': msg})
         else:
             return HttpResponseBadRequest()