diff --git a/src/caosadvancedtools/crawler.py b/src/caosadvancedtools/crawler.py
index 4d548d213d70ca63f0f5ef963da7ae8435b9e883..74c13732a0e266e29a7e6b1b3747833af7844f59 100644
--- a/src/caosadvancedtools/crawler.py
+++ b/src/caosadvancedtools/crawler.py
@@ -69,6 +69,8 @@ class Crawler(object):
             self.cache = Cache()
 
     def crawl(self, files):
+        cfoods = []
+
         for crawled_file in sorted(files, key=lambda x: x.path):
             # if crawled_file.size == 0:
             #    crawled_file.add_message(
@@ -92,22 +94,8 @@ class Crawler(object):
                     if self.verbose:
                         print("{} matched.".format(Cfood.__name__))
                     try:
-                        cfood = Cfood(crawled_file, access=self.access,
-                                      verbose=self.verbose)
-                        cfood.create_identifiables()
-
-                        if self.use_cache:
-                            hashes = self.cache.update_ids_from_cache(
-                                cfood.identifiables)
-
-                        self.find_or_insert_identifiables(cfood.identifiables,
-                                                          self.verbose)
-
-                        if self.use_cache:
-                            self.cache.insert_list(hashes, cfood.identifiables)
-
-                        cfood.update_identifiables()
-                        cfood.push_identifiables_to_CaosDB()
+                        cfoods.append(Cfood(crawled_file, access=self.access,
+                                            verbose=self.verbose))
                     except Exception as e:
                         traceback.print_exc()
                         print(e)
@@ -118,6 +106,26 @@ class Crawler(object):
             if self.verbose and matches > 1:
                 print("Attention: More than one matching cfood!")
 
+        for cfood in cfoods:
+            try:
+                cfood.create_identifiables()
+
+                if self.use_cache:
+                    hashes = self.cache.update_ids_from_cache(
+                        cfood.identifiables)
+
+                self.find_or_insert_identifiables(cfood.identifiables,
+                                                  self.verbose)
+
+                if self.use_cache:
+                    self.cache.insert_list(hashes, cfood.identifiables)
+
+                cfood.update_identifiables()
+                cfood.push_identifiables_to_CaosDB()
+            except Exception as e:
+                traceback.print_exc()
+                print(e)
+
     @staticmethod
     def find_or_insert_identifiables(identifiables, verbose=True):
         """ Sets the ids of identifiables (that do not have already an id from the