Give more helpful error message when a page doesnt load

changedetectionio/content_fetcher.py

@@ -281,7 +281,7 @@ class base_html_playwright(Fetcher):
         from playwright.sync_api import sync_playwright
         import playwright._impl._api_types
         from playwright._impl._api_types import Error, TimeoutError
-
+        response = None
         with sync_playwright() as p:
             browser_type = getattr(p, self.browser_type)
 
@@ -329,7 +329,6 @@ class base_html_playwright(Fetcher):
                 context.close()
                 browser.close()
                 print ("response object was none")
-                print (str(e))
                 raise EmptyReply(url=url, status_code=None)
 
             # Bug 2(?) Set the viewport size AFTER loading the page
@@ -343,8 +342,8 @@ class base_html_playwright(Fetcher):
                 context.close()
                 browser.close()
                 print ("Content was empty")
-                print (str(e))
                 raise EmptyReply(url=url, status_code=None)
+            
             self.headers = response.all_headers()
 
             if current_css_filter is not None:

changedetectionio/update_worker.py

@@ -63,11 +63,11 @@ class update_worker(threading.Thread):
                         pass
                     except content_fetcher.EmptyReply as e:
                         # Some kind of custom to-str handler in the exception handler that does this?
-                        err_text = "EmptyReply: Status Code {}".format(e.status_code)
+                        err_text = "EmptyReply - try increasing 'Wait seconds before extracting text', Status Code {}".format(e.status_code)
                         self.datastore.update_watch(uuid=uuid, update_obj={'last_error': err_text,
                                                                            'last_check_status': e.status_code})
                     except content_fetcher.ScreenshotUnavailable as e:
-                        err_text = "Screenshot unavailable, page did not render fully in the expected time"
+                        err_text = "Screenshot unavailable, page did not render fully in the expected time - try increasing 'Wait seconds before extracting text'"
                         self.datastore.update_watch(uuid=uuid, update_obj={'last_error': err_text,
                                                                            'last_check_status': e.status_code})
                     except content_fetcher.PageUnloadable as e: