diff --git a/.vscode/launch.json b/.vscode/launch.json
index 0e38e81e5..fa7c688b8 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -26,7 +26,8 @@
       "skipFiles": [
         "${workspaceFolder}/node_modules/**/*.js",
         "<node_internals>/**/*.js"
-      ]
+      ],
+      "console": "integratedTerminal"
     }
   ]
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c83f5b78..47fcaf921 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 1.71.0 - 07.11.2021
+
+### Changed
+
+- Changed the logger from `console.log()` to `Logger.log()`
+
+### Fixed
+
+- Fixed an exception in the scraper configuration
+
 ## 1.70.0 - 07.11.2021
 
 ### Changed
diff --git a/apps/api/src/app/auth/google.strategy.ts b/apps/api/src/app/auth/google.strategy.ts
index 5856acb1c..43def1baf 100644
--- a/apps/api/src/app/auth/google.strategy.ts
+++ b/apps/api/src/app/auth/google.strategy.ts
@@ -1,5 +1,5 @@
 import { ConfigurationService } from '@ghostfolio/api/services/configuration.service';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { PassportStrategy } from '@nestjs/passport';
 import { Provider } from '@prisma/client';
 import { Strategy } from 'passport-google-oauth20';
@@ -41,9 +41,9 @@ export class GoogleStrategy extends PassportStrategy(Strategy, 'google') {
       };
 
       done(null, user);
-    } catch (err) {
-      console.error(err);
-      done(err, false);
+    } catch (error) {
+      Logger.error(error);
+      done(error, false);
     }
   }
 }
diff --git a/apps/api/src/app/auth/web-auth.service.ts b/apps/api/src/app/auth/web-auth.service.ts
index 8780fabe9..ba60b028b 100644
--- a/apps/api/src/app/auth/web-auth.service.ts
+++ b/apps/api/src/app/auth/web-auth.service.ts
@@ -6,7 +6,8 @@ import type { RequestWithUser } from '@ghostfolio/common/types';
 import {
   Inject,
   Injectable,
-  InternalServerErrorException
+  InternalServerErrorException,
+  Logger
 } from '@nestjs/common';
 import { REQUEST } from '@nestjs/core';
 import { JwtService } from '@nestjs/jwt';
@@ -94,7 +95,7 @@ export class WebAuthService {
       };
       verification = await verifyRegistrationResponse(opts);
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
       throw new InternalServerErrorException(error.message);
     }
 
@@ -192,7 +193,7 @@ export class WebAuthService {
       };
       verification = verifyAuthenticationResponse(opts);
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
       throw new InternalServerErrorException({ error: error.message });
     }
 
diff --git a/apps/api/src/app/import/import.controller.ts b/apps/api/src/app/import/import.controller.ts
index a16682957..9ae66247d 100644
--- a/apps/api/src/app/import/import.controller.ts
+++ b/apps/api/src/app/import/import.controller.ts
@@ -5,6 +5,7 @@ import {
   Controller,
   HttpException,
   Inject,
+  Logger,
   Post,
   UseGuards
 } from '@nestjs/common';
@@ -39,7 +40,7 @@ export class ImportController {
         userId: this.request.user.id
       });
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
 
       throw new HttpException(
         {
diff --git a/apps/api/src/app/info/info.service.ts b/apps/api/src/app/info/info.service.ts
index 7aca1b82d..ccf715901 100644
--- a/apps/api/src/app/info/info.service.ts
+++ b/apps/api/src/app/info/info.service.ts
@@ -6,7 +6,7 @@ import { PrismaService } from '@ghostfolio/api/services/prisma.service';
 import { InfoItem } from '@ghostfolio/common/interfaces';
 import { Subscription } from '@ghostfolio/common/interfaces/subscription.interface';
 import { permissions } from '@ghostfolio/common/permissions';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { JwtService } from '@nestjs/jwt';
 import * as bent from 'bent';
 import { subDays } from 'date-fns';
@@ -109,7 +109,7 @@ export class InfoService {
       const contributors = await get();
       return contributors?.length;
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
 
       return undefined;
     }
@@ -130,7 +130,7 @@ export class InfoService {
       const { stargazers_count } = await get();
       return stargazers_count;
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
 
       return undefined;
     }
diff --git a/apps/api/src/app/portfolio/portfolio-calculator.ts b/apps/api/src/app/portfolio/portfolio-calculator.ts
index 9676edc20..cc2f1c4ed 100644
--- a/apps/api/src/app/portfolio/portfolio-calculator.ts
+++ b/apps/api/src/app/portfolio/portfolio-calculator.ts
@@ -2,6 +2,7 @@ import { OrderType } from '@ghostfolio/api/models/order-type';
 import { IDataGatheringItem } from '@ghostfolio/api/services/interfaces/interfaces';
 import { DATE_FORMAT, parseDate, resetHours } from '@ghostfolio/common/helper';
 import { TimelinePosition } from '@ghostfolio/common/interfaces';
+import { Logger } from '@nestjs/common';
 import Big from 'big.js';
 import {
   addDays,
@@ -236,7 +237,7 @@ export class PortfolioCalculator {
         if (!marketSymbolMap[nextDate]?.[item.symbol]) {
           invalidSymbols.push(item.symbol);
           hasErrors = true;
-          console.error(
+          Logger.error(
             `Missing value for symbol ${item.symbol} at ${nextDate}`
           );
           continue;
@@ -269,7 +270,7 @@ export class PortfolioCalculator {
           if (!initialValue) {
             invalidSymbols.push(item.symbol);
             hasErrors = true;
-            console.error(
+            Logger.error(
               `Missing value for symbol ${item.symbol} at ${currentDate}`
             );
             continue;
@@ -480,7 +481,7 @@ export class PortfolioCalculator {
           currentPosition.netPerformancePercentage.mul(currentInitialValue)
         );
       } else if (!currentPosition.quantity.eq(0)) {
-        console.error(
+        Logger.error(
           `Initial value is missing for symbol ${currentPosition.symbol}`
         );
         hasErrors = true;
@@ -546,7 +547,7 @@ export class PortfolioCalculator {
             userCurrency: this.currency
           });
         } catch (error) {
-          console.error(
+          Logger.error(
             `Failed to fetch info for date ${startDate} with exception`,
             error
           );
diff --git a/apps/api/src/app/subscription/subscription.controller.ts b/apps/api/src/app/subscription/subscription.controller.ts
index 96d5a9ecd..0eb345f63 100644
--- a/apps/api/src/app/subscription/subscription.controller.ts
+++ b/apps/api/src/app/subscription/subscription.controller.ts
@@ -6,6 +6,7 @@ import {
   Get,
   HttpException,
   Inject,
+  Logger,
   Post,
   Req,
   Res,
@@ -46,7 +47,7 @@ export class SubscriptionController {
         userId: this.request.user.id
       });
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
 
       throw new HttpException(
         getReasonPhrase(StatusCodes.BAD_REQUEST),
diff --git a/apps/api/src/app/subscription/subscription.service.ts b/apps/api/src/app/subscription/subscription.service.ts
index f735e04f4..2d40cbcc2 100644
--- a/apps/api/src/app/subscription/subscription.service.ts
+++ b/apps/api/src/app/subscription/subscription.service.ts
@@ -1,7 +1,7 @@
 import { ConfigurationService } from '@ghostfolio/api/services/configuration.service';
 import { PrismaService } from '@ghostfolio/api/services/prisma.service';
 import { SubscriptionType } from '@ghostfolio/common/types/subscription.type';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { Subscription } from '@prisma/client';
 import { addDays, isBefore } from 'date-fns';
 import Stripe from 'stripe';
@@ -85,7 +85,7 @@ export class SubscriptionService {
         description: session.client_reference_id
       });
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
     }
   }
 
diff --git a/apps/api/src/app/symbol/symbol.service.ts b/apps/api/src/app/symbol/symbol.service.ts
index 8940405aa..60a5e481c 100644
--- a/apps/api/src/app/symbol/symbol.service.ts
+++ b/apps/api/src/app/symbol/symbol.service.ts
@@ -1,7 +1,7 @@
 import { DataProviderService } from '@ghostfolio/api/services/data-provider/data-provider.service';
 import { IDataGatheringItem } from '@ghostfolio/api/services/interfaces/interfaces';
 import { PrismaService } from '@ghostfolio/api/services/prisma.service';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { DataSource } from '@prisma/client';
 
 import { LookupItem } from './interfaces/lookup-item.interface';
@@ -67,7 +67,7 @@ export class SymbolService {
 
       return results;
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
 
       throw error;
     }
diff --git a/apps/api/src/services/data-gathering.service.ts b/apps/api/src/services/data-gathering.service.ts
index d5f5c7770..6a6d063d9 100644
--- a/apps/api/src/services/data-gathering.service.ts
+++ b/apps/api/src/services/data-gathering.service.ts
@@ -4,7 +4,7 @@ import {
   ghostfolioFearAndGreedIndexSymbol
 } from '@ghostfolio/common/config';
 import { DATE_FORMAT, resetHours } from '@ghostfolio/common/helper';
-import { Inject, Injectable } from '@nestjs/common';
+import { Inject, Injectable, Logger } from '@nestjs/common';
 import { DataSource } from '@prisma/client';
 import {
   differenceInHours,
@@ -41,7 +41,7 @@ export class DataGatheringService {
     const isDataGatheringNeeded = await this.isDataGatheringNeeded();
 
     if (isDataGatheringNeeded) {
-      console.log('7d data gathering has been started.');
+      Logger.log('7d data gathering has been started.');
       console.time('data-gathering-7d');
 
       await this.prismaService.property.create({
@@ -65,7 +65,7 @@ export class DataGatheringService {
           where: { key: 'LAST_DATA_GATHERING' }
         });
       } catch (error) {
-        console.error(error);
+        Logger.error(error);
       }
 
       await this.prismaService.property.delete({
@@ -74,7 +74,7 @@ export class DataGatheringService {
         }
       });
 
-      console.log('7d data gathering has been completed.');
+      Logger.log('7d data gathering has been completed.');
       console.timeEnd('data-gathering-7d');
     }
   }
@@ -85,7 +85,7 @@ export class DataGatheringService {
     });
 
     if (!isDataGatheringLocked) {
-      console.log('Max data gathering has been started.');
+      Logger.log('Max data gathering has been started.');
       console.time('data-gathering-max');
 
       await this.prismaService.property.create({
@@ -109,7 +109,7 @@ export class DataGatheringService {
           where: { key: 'LAST_DATA_GATHERING' }
         });
       } catch (error) {
-        console.error(error);
+        Logger.error(error);
       }
 
       await this.prismaService.property.delete({
@@ -118,13 +118,13 @@ export class DataGatheringService {
         }
       });
 
-      console.log('Max data gathering has been completed.');
+      Logger.log('Max data gathering has been completed.');
       console.timeEnd('data-gathering-max');
     }
   }
 
   public async gatherProfileData(aDataGatheringItems?: IDataGatheringItem[]) {
-    console.log('Profile data gathering has been started.');
+    Logger.log('Profile data gathering has been started.');
     console.time('data-gathering-profile');
 
     let dataGatheringItems = aDataGatheringItems;
@@ -152,7 +152,7 @@ export class DataGatheringService {
             symbol: symbolMapping[dataEnhancer.getName()] ?? symbol
           });
         } catch (error) {
-          console.error(`Failed to enhance data for symbol ${symbol}`, error);
+          Logger.error(`Failed to enhance data for symbol ${symbol}`, error);
         }
       }
 
@@ -194,11 +194,11 @@ export class DataGatheringService {
           }
         });
       } catch (error) {
-        console.error(`${symbol}: ${error?.meta?.cause}`);
+        Logger.error(`${symbol}: ${error?.meta?.cause}`);
       }
     }
 
-    console.log('Profile data gathering has been completed.');
+    Logger.log('Profile data gathering has been completed.');
     console.timeEnd('data-gathering-profile');
   }
 
@@ -261,7 +261,7 @@ export class DataGatheringService {
         }
       } catch (error) {
         hasError = true;
-        console.error(error);
+        Logger.error(error);
       }
     }
 
@@ -291,7 +291,7 @@ export class DataGatheringService {
   }
 
   public async reset() {
-    console.log('Data gathering has been reset.');
+    Logger.log('Data gathering has been reset.');
 
     await this.prismaService.property.deleteMany({
       where: {
diff --git a/apps/api/src/services/data-provider/alpha-vantage/alpha-vantage.service.ts b/apps/api/src/services/data-provider/alpha-vantage/alpha-vantage.service.ts
index 3719fbe7c..625bbc627 100644
--- a/apps/api/src/services/data-provider/alpha-vantage/alpha-vantage.service.ts
+++ b/apps/api/src/services/data-provider/alpha-vantage/alpha-vantage.service.ts
@@ -2,7 +2,7 @@ import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.in
 import { ConfigurationService } from '@ghostfolio/api/services/configuration.service';
 import { DATE_FORMAT } from '@ghostfolio/common/helper';
 import { Granularity } from '@ghostfolio/common/types';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { DataSource } from '@prisma/client';
 import { isAfter, isBefore, parse } from 'date-fns';
 
@@ -78,7 +78,7 @@ export class AlphaVantageService implements DataProviderInterface {
 
       return response;
     } catch (error) {
-      console.error(error, symbol);
+      Logger.error(error, symbol);
 
       return {};
     }
diff --git a/apps/api/src/services/data-provider/data-provider.service.ts b/apps/api/src/services/data-provider/data-provider.service.ts
index b70b8dd59..8ce146e4b 100644
--- a/apps/api/src/services/data-provider/data-provider.service.ts
+++ b/apps/api/src/services/data-provider/data-provider.service.ts
@@ -9,7 +9,7 @@ import {
 import { PrismaService } from '@ghostfolio/api/services/prisma.service';
 import { DATE_FORMAT } from '@ghostfolio/common/helper';
 import { Granularity } from '@ghostfolio/common/types';
-import { Inject, Injectable } from '@nestjs/common';
+import { Inject, Injectable, Logger } from '@nestjs/common';
 import { DataSource, MarketData } from '@prisma/client';
 import { format } from 'date-fns';
 import { isEmpty } from 'lodash';
@@ -109,7 +109,7 @@ export class DataProviderService {
         return r;
       }, {});
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
     } finally {
       return response;
     }
diff --git a/apps/api/src/services/data-provider/ghostfolio-scraper-api/ghostfolio-scraper-api.service.ts b/apps/api/src/services/data-provider/ghostfolio-scraper-api/ghostfolio-scraper-api.service.ts
index 7c30b3dd3..77d406fdb 100644
--- a/apps/api/src/services/data-provider/ghostfolio-scraper-api/ghostfolio-scraper-api.service.ts
+++ b/apps/api/src/services/data-provider/ghostfolio-scraper-api/ghostfolio-scraper-api.service.ts
@@ -7,7 +7,7 @@ import {
   isGhostfolioScraperApiSymbol
 } from '@ghostfolio/common/helper';
 import { Granularity } from '@ghostfolio/common/types';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { DataSource } from '@prisma/client';
 import * as bent from 'bent';
 import * as cheerio from 'cheerio';
@@ -64,7 +64,7 @@ export class GhostfolioScraperApiService implements DataProviderInterface {
         }
       };
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
     }
 
     return {};
@@ -106,7 +106,7 @@ export class GhostfolioScraperApiService implements DataProviderInterface {
         }
       };
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
     }
 
     return {};
diff --git a/apps/api/src/services/data-provider/rakuten-rapid-api/rakuten-rapid-api.service.ts b/apps/api/src/services/data-provider/rakuten-rapid-api/rakuten-rapid-api.service.ts
index 0da563de2..b52cc10c4 100644
--- a/apps/api/src/services/data-provider/rakuten-rapid-api/rakuten-rapid-api.service.ts
+++ b/apps/api/src/services/data-provider/rakuten-rapid-api/rakuten-rapid-api.service.ts
@@ -9,7 +9,7 @@ import {
   isRakutenRapidApiSymbol
 } from '@ghostfolio/common/helper';
 import { Granularity } from '@ghostfolio/common/types';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { DataSource } from '@prisma/client';
 import * as bent from 'bent';
 import { format, subMonths, subWeeks, subYears } from 'date-fns';
@@ -61,7 +61,7 @@ export class RakutenRapidApiService implements DataProviderInterface {
         };
       }
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
     }
 
     return {};
@@ -166,7 +166,7 @@ export class RakutenRapidApiService implements DataProviderInterface {
       const { fgi } = await get();
       return fgi;
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
 
       return undefined;
     }
diff --git a/apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts b/apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts
index 925a33df9..2fac41b47 100644
--- a/apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts
+++ b/apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts
@@ -3,7 +3,7 @@ import { CryptocurrencyService } from '@ghostfolio/api/services/cryptocurrency/c
 import { UNKNOWN_KEY } from '@ghostfolio/common/config';
 import { DATE_FORMAT, isCurrency } from '@ghostfolio/common/helper';
 import { Granularity } from '@ghostfolio/common/types';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { AssetClass, AssetSubClass, DataSource } from '@prisma/client';
 import * as bent from 'bent';
 import Big from 'big.js';
@@ -117,7 +117,7 @@ export class YahooFinanceService implements DataProviderInterface {
 
       return response;
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
 
       return {};
     }
@@ -169,7 +169,7 @@ export class YahooFinanceService implements DataProviderInterface {
 
       return response;
     } catch (error) {
-      console.error(error);
+      Logger.error(error);
 
       return {};
     }
diff --git a/apps/api/src/services/exchange-rate-data.service.ts b/apps/api/src/services/exchange-rate-data.service.ts
index f58c71190..26001b911 100644
--- a/apps/api/src/services/exchange-rate-data.service.ts
+++ b/apps/api/src/services/exchange-rate-data.service.ts
@@ -1,6 +1,6 @@
 import { baseCurrency } from '@ghostfolio/common/config';
 import { DATE_FORMAT, getYesterday } from '@ghostfolio/common/helper';
-import { Injectable } from '@nestjs/common';
+import { Injectable, Logger } from '@nestjs/common';
 import { DataSource } from '@prisma/client';
 import { format } from 'date-fns';
 import { isEmpty, isNumber, uniq } from 'lodash';
@@ -140,7 +140,7 @@ export class ExchangeRateDataService {
     }
 
     // Fallback with error, if currencies are not available
-    console.error(
+    Logger.error(
       `No exchange rate has been found for ${aFromCurrency}${aToCurrency}`
     );
     return aValue;
diff --git a/apps/api/src/services/interfaces/symbol-profile.interface.ts b/apps/api/src/services/interfaces/symbol-profile.interface.ts
index 5c786729a..e8c00ecd6 100644
--- a/apps/api/src/services/interfaces/symbol-profile.interface.ts
+++ b/apps/api/src/services/interfaces/symbol-profile.interface.ts
@@ -12,7 +12,7 @@ export interface EnhancedSymbolProfile {
   dataSource: DataSource;
   id: string;
   name: string | null;
-  scraperConfiguration?: ScraperConfiguration;
+  scraperConfiguration?: ScraperConfiguration | null;
   sectors: Sector[];
   symbol: string;
   symbolMapping?: { [key: string]: string };
diff --git a/apps/api/src/services/symbol-profile.service.ts b/apps/api/src/services/symbol-profile.service.ts
index 09a59de07..0a95fd6da 100644
--- a/apps/api/src/services/symbol-profile.service.ts
+++ b/apps/api/src/services/symbol-profile.service.ts
@@ -59,10 +59,14 @@ export class SymbolProfileService {
     const scraperConfiguration =
       symbolProfile.scraperConfiguration as Prisma.JsonObject;
 
-    return {
-      selector: scraperConfiguration.selector as string,
-      url: scraperConfiguration.url as string
-    };
+    if (scraperConfiguration) {
+      return {
+        selector: scraperConfiguration.selector as string,
+        url: scraperConfiguration.url as string
+      };
+    }
+
+    return null;
   }
 
   private getSectors(symbolProfile: SymbolProfile): Sector[] {
diff --git a/apps/client/src/main.ts b/apps/client/src/main.ts
index 4653539bb..33556621d 100644
--- a/apps/client/src/main.ts
+++ b/apps/client/src/main.ts
@@ -29,5 +29,5 @@ import { environment } from './environments/environment';
     .bootstrapModule(AppModule, {
       providers: [{ provide: LOCALE_ID, useValue: 'de-CH' }]
     })
-    .catch((err) => console.error(err));
+    .catch((error) => console.error(error));
 })();