diff --git a/cps/admin.py b/cps/admin.py
index 18bd87ec..60a674e8 100644
--- a/cps/admin.py
+++ b/cps/admin.py
@@ -1216,10 +1216,10 @@ def _db_configuration_update_helper():
 
         # gdrive_error drive setup
         gdrive_error = _configuration_gdrive_helper(to_save)
-    except (OperationalError, InvalidRequestError):
+    except (OperationalError, InvalidRequestError) as e:
         ub.session.rollback()
-        log.error("Settings DB is not Writeable")
-        _db_configuration_result(_("Settings DB is not Writeable"), gdrive_error)
+        log.error_or_exception("Settings Database error: {}".format(e))
+        _db_configuration_result(_(u"Database error: %(error)s.", error=e.orig), gdrive_error)
     try:
         metadata_db = os.path.join(to_save['config_calibre_dir'], "metadata.db")
         if config.config_use_google_drive and is_gdrive_ready() and not os.path.exists(metadata_db):
@@ -1332,10 +1332,10 @@ def _configuration_update_helper():
             unrar_status = helper.check_unrar(config.config_rarfile_location)
             if unrar_status:
                 return _configuration_result(unrar_status)
-    except (OperationalError, InvalidRequestError):
+    except (OperationalError, InvalidRequestError) as e:
         ub.session.rollback()
-        log.error("Settings DB is not Writeable")
-        _configuration_result(_("Settings DB is not Writeable"))
+        log.error_or_exception("Settings Database error: {}".format(e))
+        _configuration_result(_(u"Database error: %(error)s.", error=e.orig))
 
     config.save()
     if reboot_required:
@@ -1430,10 +1430,10 @@ def _handle_new_user(to_save, content, languages, translations, kobo_support):
         ub.session.rollback()
         log.error("Found an existing account for {} or {}".format(content.name, content.email))
         flash(_("Found an existing account for this e-mail address or name."), category="error")
-    except OperationalError:
+    except OperationalError as e:
         ub.session.rollback()
-        log.error("Settings DB is not Writeable")
-        flash(_("Settings DB is not Writeable"), category="error")
+        log.error_or_exception("Settings Database error: {}".format(e))
+        flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
 
 
 def _delete_user(content):
@@ -1547,10 +1547,10 @@ def _handle_edit_user(to_save, content, languages, translations, kobo_support):
         ub.session.rollback()
         log.error("An unknown error occurred while changing user: {}".format(str(ex)))
         flash(_(u"An unknown error occurred. Please try again later."), category="error")
-    except OperationalError:
+    except OperationalError as e:
         ub.session.rollback()
-        log.error("Settings DB is not Writeable")
-        flash(_("Settings DB is not Writeable"), category="error")
+        log.error_or_exception("Settings Database error: {}".format(e))
+        flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
     return ""
 
 
@@ -1616,10 +1616,10 @@ def update_mailsettings():
         _config_int(to_save, "mail_size", lambda y: int(y)*1024*1024)
     try:
         config.save()
-    except (OperationalError, InvalidRequestError):
+    except (OperationalError, InvalidRequestError) as e:
         ub.session.rollback()
-        log.error("Settings DB is not Writeable")
-        flash(_("Settings DB is not Writeable"), category="error")
+        log.error_or_exception("Settings Database error: {}".format(e))
+        flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
         return edit_mailsettings()
 
     if to_save.get("test"):
@@ -1851,7 +1851,7 @@ def import_ldap_users():
     try:
         new_users = services.ldap.get_group_members(config.config_ldap_group_name)
     except (services.ldap.LDAPException, TypeError, AttributeError, KeyError) as e:
-        log.debug_or_exception(e)
+        log.error_or_exception(e)
         showtext['text'] = _(u'Error: %(ldaperror)s', ldaperror=e)
         return json.dumps(showtext)
     if not new_users:
@@ -1879,7 +1879,7 @@ def import_ldap_users():
         try:
             user_data = services.ldap.get_object_details(user=user_identifier, query_filter=query_filter)
         except AttributeError as ex:
-            log.debug_or_exception(ex)
+            log.error_or_exception(ex)
             continue
         if user_data:
             user_count, message = ldap_import_create_user(user, user_data)
diff --git a/cps/db.py b/cps/db.py
index 6ff0d03e..2292614c 100644
--- a/cps/db.py
+++ b/cps/db.py
@@ -597,7 +597,7 @@ class CalibreDB():
                 cc = conn.execute(text("SELECT id, datatype FROM custom_columns"))
                 cls.setup_db_cc_classes(cc)
             except OperationalError as e:
-                log.debug_or_exception(e)
+                log.error_or_exception(e)
 
         cls.session_factory = scoped_session(sessionmaker(autocommit=False,
                                                           autoflush=True,
@@ -769,7 +769,7 @@ class CalibreDB():
                                     len(query.all()))
             entries = query.order_by(*order).offset(off).limit(pagesize).all()
         except Exception as ex:
-            log.debug_or_exception(ex)
+            log.error_or_exception(ex)
         # display authors in right order
         entries = self.order_authors(entries, True, join_archive_read)
         return entries, randm, pagination
@@ -792,7 +792,7 @@ class CalibreDB():
                 results = self.session.query(Authors).filter(Authors.sort == auth.lstrip().strip()).all()
                 # ToDo: How to handle not found author name
                 if not len(results):
-                    log.error("Author {} not found to display name in right order".format(auth))
+                    log.error("Author {} not found to display name in right order".format(auth.strip()))
                     # error = True
                     break
                 for r in results:
@@ -974,5 +974,5 @@ def lcase(s):
         return unidecode.unidecode(s.lower())
     except Exception as ex:
         log = logger.create()
-        log.debug_or_exception(ex)
+        log.error_or_exception(ex)
         return s.lower()
diff --git a/cps/editbooks.py b/cps/editbooks.py
index 7e251696..3a08f061 100755
--- a/cps/editbooks.py
+++ b/cps/editbooks.py
@@ -337,7 +337,7 @@ def delete_book_from_table(book_id, book_format, jsonResponse):
                         kobo_sync_status.remove_synced_book(book.id, True)
                 calibre_db.session.commit()
             except Exception as ex:
-                log.debug_or_exception(ex)
+                log.error_or_exception(ex)
                 calibre_db.session.rollback()
                 if jsonResponse:
                     return json.dumps([{"location": url_for("editbook.edit_book", book_id=book_id),
@@ -663,8 +663,8 @@ def upload_single_file(request, book, book_id):
                     calibre_db.update_title_sort(config)
                 except (OperationalError, IntegrityError) as e:
                     calibre_db.session.rollback()
-                    log.error('Database error: %s', e)
-                    flash(_(u"Database error: %(error)s.", error=e), category="error")
+                    log.error_or_exception("Database error: {}".format(e))
+                    flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
                     return redirect(url_for('web.show_book', book_id=book.id))
 
             # Queue uploader info
@@ -756,7 +756,7 @@ def edit_book(book_id):
     try:
         calibre_db.update_title_sort(config)
     except sqliteOperationalError as e:
-        log.debug_or_exception(e)
+        log.error_or_exception(e)
         calibre_db.session.rollback()
 
     # Show form
@@ -864,8 +864,13 @@ def edit_book(book_id):
         calibre_db.session.rollback()
         flash(str(e), category="error")
         return redirect(url_for('web.show_book', book_id=book.id))
+    except (OperationalError, IntegrityError) as e:
+        log.error_or_exception("Database error: {}".format(e))
+        calibre_db.session.rollback()
+        flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
+        return redirect(url_for('web.show_book', book_id=book.id))
     except Exception as ex:
-        log.debug_or_exception(ex)
+        log.error_or_exception(ex)
         calibre_db.session.rollback()
         flash(_("Error editing book, please check logfile for details"), category="error")
         return redirect(url_for('web.show_book', book_id=book.id))
@@ -1103,8 +1108,8 @@ def upload():
                         return Response(json.dumps(resp), mimetype='application/json')
             except (OperationalError, IntegrityError) as e:
                 calibre_db.session.rollback()
-                log.error("Database error: %s", e)
-                flash(_(u"Database error: %(error)s.", error=e), category="error")
+                log.error_or_exception("Database error: {}".format(e))
+                flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
         return Response(json.dumps({"location": url_for("web.index")}), mimetype='application/json')
 
 
@@ -1234,7 +1239,7 @@ def edit_list_book(param):
             calibre_db.session.commit()
     except (OperationalError, IntegrityError) as e:
         calibre_db.session.rollback()
-        log.error("Database error: {}".format(e))
+        log.error_or_exception("Database error: {}".format(e))
         ret = Response(json.dumps({'success': False,
                                    'msg': 'Database error: {}'.format(e.orig)}),
                        mimetype='application/json')
@@ -1344,7 +1349,7 @@ def table_xchange_author_title():
                 calibre_db.session.commit()
             except (OperationalError, IntegrityError) as e:
                 calibre_db.session.rollback()
-                log.error("Database error: %s", e)
+                log.error_or_exception("Database error: %s", e)
                 return json.dumps({'success': False})
 
             if config.config_use_google_drive:
diff --git a/cps/gdrive.py b/cps/gdrive.py
index e782cb9e..60e3d47b 100644
--- a/cps/gdrive.py
+++ b/cps/gdrive.py
@@ -152,7 +152,7 @@ try:
                     move(os.path.join(tmp_dir, "tmp_metadata.db"), dbpath)
                     calibre_db.reconnect_db(config, ub.app_DB_path)
         except Exception as ex:
-            log.debug_or_exception(ex)
+            log.error_or_exception(ex)
         return ''
 except AttributeError:
     pass
diff --git a/cps/gdriveutils.py b/cps/gdriveutils.py
index 57f272ff..0b704db4 100644
--- a/cps/gdriveutils.py
+++ b/cps/gdriveutils.py
@@ -215,7 +215,7 @@ def getDrive(drive=None, gauth=None):
             except RefreshError as e:
                 log.error("Google Drive error: %s", e)
             except Exception as ex:
-                log.debug_or_exception(ex)
+                log.error_or_exception(ex)
         else:
             # Initialize the saved creds
             gauth.Authorize()
diff --git a/cps/helper.py b/cps/helper.py
index 03a2d03b..b0b28a99 100644
--- a/cps/helper.py
+++ b/cps/helper.py
@@ -713,7 +713,7 @@ def get_book_cover_internal(book, use_generic_cover_on_failure):
                     log.error('%s/cover.jpg not found on Google Drive', book.path)
                     return get_cover_on_failure(use_generic_cover_on_failure)
             except Exception as ex:
-                log.debug_or_exception(ex)
+                log.error_or_exception(ex)
                 return get_cover_on_failure(use_generic_cover_on_failure)
         else:
             cover_file_path = os.path.join(config.config_calibre_dir, book.path)
@@ -861,7 +861,7 @@ def check_unrar(unrarLocation):
             log.debug("unrar version %s", version)
 
     except (OSError, UnicodeDecodeError) as err:
-        log.debug_or_exception(err)
+        log.error_or_exception(err)
         return _('Error excecuting UnRar')
 
 
diff --git a/cps/logger.py b/cps/logger.py
index 053d0bd3..fcc25c27 100644
--- a/cps/logger.py
+++ b/cps/logger.py
@@ -42,7 +42,7 @@ logging.addLevelName(logging.CRITICAL, "CRIT")
 
 class _Logger(logging.Logger):
 
-    def debug_or_exception(self, message, stacklevel=2, *args, **kwargs):
+    def error_or_exception(self, message, stacklevel=2, *args, **kwargs):
         if sys.version_info > (3, 7):
             if is_debug_enabled():
                 self.exception(message, stacklevel=stacklevel, *args, **kwargs)
diff --git a/cps/metadata_provider/amazon.py b/cps/metadata_provider/amazon.py
index acea7e07..73c7e1fc 100644
--- a/cps/metadata_provider/amazon.py
+++ b/cps/metadata_provider/amazon.py
@@ -105,7 +105,7 @@ class Amazon(Metadata):
                         match.cover = ""
                     return match, index
             except Exception as e:
-                log.debug_or_exception(e)
+                log.error_or_exception(e)
                 return
 
         val = list()
@@ -126,5 +126,5 @@ class Amazon(Metadata):
             result = list(filter(lambda x: x, val))
             return [x[0] for x in sorted(result, key=itemgetter(1))] #sort by amazons listing order for best relevance
         except requests.exceptions.HTTPError as e:
-            log.debug_or_exception(e)
+            log.error_or_exception(e)
             return []
diff --git a/cps/oauth_bb.py b/cps/oauth_bb.py
index d9efd41e..d9a60c0e 100644
--- a/cps/oauth_bb.py
+++ b/cps/oauth_bb.py
@@ -149,7 +149,7 @@ def bind_oauth_or_register(provider_id, provider_user_id, redirect_url, provider
                     log.info("Link to {} Succeeded".format(provider_name))
                     return redirect(url_for('web.profile'))
                 except Exception as ex:
-                    log.debug_or_exception(ex)
+                    log.error_or_exception(ex)
                     ub.session.rollback()
             else:
                 flash(_(u"Login failed, No User Linked With OAuth Account"), category="error")
@@ -197,7 +197,7 @@ def unlink_oauth(provider):
                 flash(_(u"Unlink to %(oauth)s Succeeded", oauth=oauth_check[provider]), category="success")
                 log.info("Unlink to {} Succeeded".format(oauth_check[provider]))
             except Exception as ex:
-                log.debug_or_exception(ex)
+                log.error_or_exception(ex)
                 ub.session.rollback()
                 flash(_(u"Unlink to %(oauth)s Failed", oauth=oauth_check[provider]), category="error")
     except NoResultFound:
diff --git a/cps/services/worker.py b/cps/services/worker.py
index 076c9104..aea6d640 100644
--- a/cps/services/worker.py
+++ b/cps/services/worker.py
@@ -178,7 +178,7 @@ class CalibreTask:
             self.run(*args)
         except Exception as ex:
             self._handleError(str(ex))
-            log.debug_or_exception(ex)
+            log.error_or_exception(ex)
 
         self.end_time = datetime.now()
 
diff --git a/cps/shelf.py b/cps/shelf.py
index 27939cdc..0bf12164 100644
--- a/cps/shelf.py
+++ b/cps/shelf.py
@@ -94,10 +94,10 @@ def add_to_shelf(shelf_id, book_id):
     try:
         ub.session.merge(shelf)
         ub.session.commit()
-    except (OperationalError, InvalidRequestError):
+    except (OperationalError, InvalidRequestError) as e:
         ub.session.rollback()
-        log.error("Settings DB is not Writeable")
-        flash(_(u"Settings DB is not Writeable"), category="error")
+        log.error_or_exception("Settings Database error: {}".format(e))
+        flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
         if "HTTP_REFERER" in request.environ:
             return redirect(request.environ["HTTP_REFERER"])
         else:
@@ -154,10 +154,10 @@ def search_to_shelf(shelf_id):
             ub.session.merge(shelf)
             ub.session.commit()
             flash(_(u"Books have been added to shelf: %(sname)s", sname=shelf.name), category="success")
-        except (OperationalError, InvalidRequestError):
+        except (OperationalError, InvalidRequestError) as e:
             ub.session.rollback()
-            log.error("Settings DB is not Writeable")
-            flash(_("Settings DB is not Writeable"), category="error")
+            log.error_or_exception("Settings Database error: {}".format(e))
+            flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
     else:
         log.error("Could not add books to shelf: {}".format(shelf.name))
         flash(_(u"Could not add books to shelf: %(sname)s", sname=shelf.name), category="error")
@@ -197,10 +197,10 @@ def remove_from_shelf(shelf_id, book_id):
             ub.session.delete(book_shelf)
             shelf.last_modified = datetime.utcnow()
             ub.session.commit()
-        except (OperationalError, InvalidRequestError):
+        except (OperationalError, InvalidRequestError) as e:
             ub.session.rollback()
-            log.error("Settings DB is not Writeable")
-            flash(_("Settings DB is not Writeable"), category="error")
+            log.error_or_exception("Settings Database error: {}".format(e))
+            flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
             if "HTTP_REFERER" in request.environ:
                 return redirect(request.environ["HTTP_REFERER"])
             else:
@@ -273,12 +273,12 @@ def create_edit_shelf(shelf, page_title, page, shelf_id=False):
                 return redirect(url_for('shelf.show_shelf', shelf_id=shelf.id))
             except (OperationalError, InvalidRequestError) as ex:
                 ub.session.rollback()
-                log.debug_or_exception(ex)
-                log.error("Settings DB is not Writeable")
-                flash(_("Settings DB is not Writeable"), category="error")
+                log.error_or_exception(ex)
+                log.error_or_exception("Settings Database error: {}".format(ex))
+                flash(_(u"Database error: %(error)s.", error=ex.orig), category="error")
             except Exception as ex:
                 ub.session.rollback()
-                log.debug_or_exception(ex)
+                log.error_or_exception(ex)
                 flash(_(u"There was an error"), category="error")
     return render_title_template('shelf_edit.html',
                                  shelf=shelf,
@@ -337,10 +337,10 @@ def delete_shelf(shelf_id):
             flash(_("Error deleting Shelf"), category="error")
         else:
             flash(_("Shelf successfully deleted"), category="success")
-    except InvalidRequestError:
+    except InvalidRequestError as e:
         ub.session.rollback()
-        log.error("Settings DB is not Writeable")
-        flash(_("Settings DB is not Writeable"), category="error")
+        log.error_or_exception("Settings Database error: {}".format(e))
+        flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
     return redirect(url_for('web.index'))
 
 
@@ -374,10 +374,10 @@ def order_shelf(shelf_id):
                 # if order diffrent from before -> shelf.last_modified = datetime.utcnow()
             try:
                 ub.session.commit()
-            except (OperationalError, InvalidRequestError):
+            except (OperationalError, InvalidRequestError) as e:
                 ub.session.rollback()
-                log.error("Settings DB is not Writeable")
-                flash(_("Settings DB is not Writeable"), category="error")
+                log.error_or_exception("Settings Database error: {}".format(e))
+                flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
 
         result = list()
         if shelf:
@@ -450,10 +450,10 @@ def render_show_shelf(shelf_type, shelf_id, page_no, sort_param):
             try:
                 ub.session.query(ub.BookShelf).filter(ub.BookShelf.book_id == entry.book_id).delete()
                 ub.session.commit()
-            except (OperationalError, InvalidRequestError):
+            except (OperationalError, InvalidRequestError) as e:
                 ub.session.rollback()
-                log.error("Settings DB is not Writeable")
-                flash(_("Settings DB is not Writeable"), category="error")
+                log.error_or_exception("Settings Database error: {}".format(e))
+                flash(_(u"Database error: %(error)s.", error=e.orig), category="error")
 
         return render_title_template(page,
                                      entries=result,
diff --git a/cps/tasks/mail.py b/cps/tasks/mail.py
index 80adbbcc..4954c2d6 100755
--- a/cps/tasks/mail.py
+++ b/cps/tasks/mail.py
@@ -167,10 +167,10 @@ class TaskEmail(CalibreTask):
             else:
                 self.send_gmail_email(msg)
         except MemoryError as e:
-            log.debug_or_exception(e, stacklevel=3)
+            log.error_or_exception(e, stacklevel=3)
             self._handleError(u'MemoryError sending e-mail: {}'.format(str(e)))
         except (smtplib.SMTPException, smtplib.SMTPAuthenticationError) as e:
-            log.debug_or_exception(e, stacklevel=3)
+            log.error_or_exception(e, stacklevel=3)
             if hasattr(e, "smtp_error"):
                 text = e.smtp_error.decode('utf-8').replace("\n", '. ')
             elif hasattr(e, "message"):
@@ -181,10 +181,10 @@ class TaskEmail(CalibreTask):
                 text = ''
             self._handleError(u'Smtplib Error sending e-mail: {}'.format(text))
         except (socket.error) as e:
-            log.debug_or_exception(e, stacklevel=3)
+            log.error_or_exception(e, stacklevel=3)
             self._handleError(u'Socket Error sending e-mail: {}'.format(e.strerror))
         except Exception as ex:
-            log.debug_or_exception(ex, stacklevel=3)
+            log.error_or_exception(ex, stacklevel=3)
             self._handleError(u'Error sending e-mail: {}'.format(ex))
 
     def send_standard_email(self, msg):
@@ -257,7 +257,7 @@ class TaskEmail(CalibreTask):
                 data = file_.read()
                 file_.close()
             except IOError as e:
-                log.debug_or_exception(e, stacklevel=3)
+                log.error_or_exception(e, stacklevel=3)
                 log.error(u'The requested file could not be read. Maybe wrong permissions?')
                 return None
         return data
diff --git a/cps/ub.py b/cps/ub.py
index 786dc909..a2be004c 100644
--- a/cps/ub.py
+++ b/cps/ub.py
@@ -853,5 +853,5 @@ def session_commit(success=None, _session=None):
             log.info(success)
     except (exc.OperationalError, exc.InvalidRequestError) as e:
         s.rollback()
-        log.debug_or_exception(e)
+        log.error_or_exception(e)
     return ""
diff --git a/cps/updater.py b/cps/updater.py
index 181c4374..f7341002 100644
--- a/cps/updater.py
+++ b/cps/updater.py
@@ -117,7 +117,7 @@ class Updater(threading.Thread):
         except (IOError, OSError) as ex:
             self.status = 12
             log.error(u'Possible Reason for error: update file could not be saved in temp dir')
-            log.debug_or_exception(ex)
+            log.error_or_exception(ex)
         self.pause()
         return False
 
diff --git a/cps/web.py b/cps/web.py
index 94f511b1..e3ad4719 100644
--- a/cps/web.py
+++ b/cps/web.py
@@ -1375,7 +1375,7 @@ def render_adv_search_results(term, offset=None, order=None, limit=None):
         try:
             q = adv_search_custom_columns(cc, term, q)
         except AttributeError as ex:
-            log.debug_or_exception(ex)
+            log.error_or_exception(ex)
             flash(_("Error on search for custom columns, please restart Calibre-Web"), category="error")
 
     q = q.order_by(*sort_param).all()
@@ -1437,7 +1437,7 @@ def serve_book(book_id, book_format, anyname):
             df = getFileFromEbooksFolder(book.path, data.name + "." + book_format)
             return do_gdrive_download(df, headers, (book_format.upper() == 'TXT'))
         except AttributeError as ex:
-            log.debug_or_exception(ex)
+            log.error_or_exception(ex)
             return "File Not Found"
     else:
         if book_format.upper() == 'TXT':