diff --git a/feed-to-muc.go b/feed-to-muc.go
index 2286046..337d35d 100644
--- a/feed-to-muc.go
+++ b/feed-to-muc.go
@@ -56,14 +56,14 @@ func main() {
 			if _, err := os.Stat(configPath); os.IsNotExist(err) {
 				err = os.MkdirAll(configPath, 0700)
 				if err != nil {
-					log.Fatal("Error: ", err)
+					log.Fatal("Error: Can't create config path: ", err)
 				}
 			}
 
 		} else { // Get the current user.
 			curUser, err := user.Current()
 			if err != nil {
-				log.Fatal("Error: ", err)
+				log.Fatal("Error: Can't get current user: ", err)
 				return
 			}
 			// Get home directory.
@@ -79,7 +79,7 @@ func main() {
 			if _, err := os.Stat(configPath + "config.json"); os.IsNotExist(err) {
 				err = os.MkdirAll(configPath, 0700)
 				if err != nil {
-					log.Fatal("Error: ", err)
+					log.Fatal("Error: Can't create config path: ", err)
 				}
 			}
 
@@ -89,7 +89,7 @@ func main() {
 
 	// Check that config file is existing.
 	if _, err := os.Stat(configFile); os.IsNotExist(err) {
-		log.Fatal("Error: ", err)
+		log.Fatal("Error: Can't find config file: ", err)
 	}
 
 	// Read configuration file into variable config.
@@ -98,13 +98,13 @@ func main() {
 	decoder := json.NewDecoder(file)
 	config := configuration{}
 	if err := decoder.Decode(&config); err != nil {
-		log.Fatal("Error: ", err)
+		log.Fatal("Error: Can't decode config: ", err)
 	}
 
 	if _, err := os.Stat(configFile); os.IsNotExist(err) {
 		err = os.MkdirAll(configPath, 0700)
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't create config path: ", err)
 		}
 	}
 
@@ -122,13 +122,13 @@ func main() {
 	// Connect to server.
 	client, err = options.NewClient()
 	if err != nil {
-		log.Fatal(err)
+		log.Fatal("Error: Can't connect to xmpp server: ", err)
 	}
 
 	// Join the MUC
 	_, err := client.JoinMUCNoHistory(config.Muc, config.MucNick)
 	if err != nil {
-		log.Fatal(err)
+		log.Fatal("Error: Can't join MUC: ", err)
 	}
 
 	// Starting goroutine to ping the server every 30 seconds.
@@ -152,7 +152,7 @@ func main() {
 			output, err := getArticles(config.Feeds[i], config.MaxArticles, config.NoExcerpt)
 			if err != nil {
 				// Exit if an error occurs checking the feeds.
-				log.Fatal(err)
+				log.Fatal("Error: Can't check feeds for new articles: ", err)
 			}
 
 			if output != "" {
@@ -161,7 +161,7 @@ func main() {
 				if err != nil {
 					// ToDo: Save message for resend.
 					// Exit if message can not be sent.
-					log.Fatal(err)
+					log.Fatal("Error: Can't send message to MUC: ", err)
 				}
 			}
 		}
@@ -179,7 +179,7 @@ func pingMUC(client *xmpp.Client, botJid string, muc string, mucNick string) {
 		id, err = client.RawInformation(botJid, muc+"/"+mucNick, sid.Id(),
 			"get", "<ping xmlns='urn:xmpp:ping'/>")
 		if err != nil {
-			log.Fatal(err)
+			log.Fatal("Error: Can't send MUC self ping: ", err)
 		}
 
 		pingSent = time.Now()
@@ -208,7 +208,7 @@ func pingServer(client *xmpp.Client, server string, botJid string) {
 		// Send ping to server to check if connection still exists.
 		err := client.PingC2S(botJid, strings.Split(server, ":")[0])
 		if err != nil {
-			log.Fatal(err)
+			log.Fatal("Error: Client2Server ping failed:", err)
 		}
 	}
 }
@@ -217,7 +217,7 @@ func processStanzas(client *xmpp.Client, muc string, mucNick string, feeds []str
 	for { // Receive stanzas. ToDo: Receive stanzas continiously without 30s delay.
 		stanza, err := client.Recv()
 		if err != nil {
-			log.Fatal(err)
+			log.Fatal("Error: Failed receiving Stanzas:", err)
 		}
 
 		// Check stanzas, maybe we want to reply.
@@ -254,7 +254,7 @@ func processStanzas(client *xmpp.Client, muc string, mucNick string, feeds []str
 						"\"feeds\": List feeds I'm following.\n" +
 						"\"source\": Show source code URL."})
 				if err != nil {
-					log.Fatal(err)
+					log.Fatal("Error: Failed sending message to MUC:", err)
 				}
 			// Reply with repo address for `source`.
 			case "source":
@@ -263,7 +263,7 @@ func processStanzas(client *xmpp.Client, muc string, mucNick string, feeds []str
 						": My source can be found at " +
 						"https://salsa.debian.org/mdosch-guest/feed-to-muc"})
 				if err != nil {
-					log.Fatal(err)
+					log.Fatal("Error: Failed sending message to MUC:", err)
 				}
 			// Reply with the list of monitored feeds for `feeds`.
 			case "feeds":
@@ -277,7 +277,7 @@ func processStanzas(client *xmpp.Client, muc string, mucNick string, feeds []str
 					Type: "groupchat", Text: strings.Split(v.Remote, "/")[1] +
 						": Feeds I'm following:\n" + feedList})
 				if err != nil {
-					log.Fatal(err)
+					log.Fatal("Error: Failed sending message to MUC:", err)
 				}
 
 			}
@@ -301,13 +301,13 @@ func processStanzas(client *xmpp.Client, muc string, mucNick string, feeds []str
 							"<identity category='client' type='bot' name='feedbot'/>"+
 							"<feature var='http://jabber.org/protocol/disco#info'/></query>")
 					if err != nil {
-						log.Fatal(err)
+						log.Fatal("Error: Failed to reply to disco#info:", err)
 					}
 				} else if strings.Contains(string(v.Query), "<ping xmlns='urn:xmpp:ping'/>") == true {
 					// Reply to pings.
 					_, err := client.RawInformation(client.JID(), v.From, v.ID, "result", "")
 					if err != nil {
-						log.Fatal(err)
+						log.Fatal("Error: Failed to reply to ping:", err)
 					}
 				} else {
 					// Send error replies for all other IQs.
@@ -315,7 +315,7 @@ func processStanzas(client *xmpp.Client, muc string, mucNick string, feeds []str
 						"<error type='cancel'><service-unavailable "+
 							"xmlns='urn:ietf:params:xml:ns:xmpp-stanzas'/></error>")
 					if err != nil {
-						log.Fatal(err)
+						log.Fatal("Error: Failed to send error IQ:", err)
 					}
 				}
 			}
diff --git a/getarticles.go b/getarticles.go
index 1c4825b..4a52d31 100644
--- a/getarticles.go
+++ b/getarticles.go
@@ -38,14 +38,14 @@ func getArticles(feedURL string, max int, noExcerpt bool) (string, error) {
 		if _, err := os.Stat(cachePath); os.IsNotExist(err) {
 			err = os.MkdirAll(cachePath, 0700)
 			if err != nil {
-				log.Fatal("Error: ", err)
+				log.Fatal("Error: Can't create cache path:", err)
 			}
 		}
 
 	} else { // Get the current user.
 		curUser, err := user.Current()
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't get current user:", err)
 			return "", err
 		}
 		// Get home directory.
@@ -61,7 +61,7 @@ func getArticles(feedURL string, max int, noExcerpt bool) (string, error) {
 		if _, err := os.Stat(cachePath); os.IsNotExist(err) {
 			err = os.MkdirAll(cachePath, 0700)
 			if err != nil {
-				log.Fatal("Error: ", err)
+				log.Fatal("Error: Can't create cache path:", err)
 			}
 		}
 
@@ -74,7 +74,7 @@ func getArticles(feedURL string, max int, noExcerpt bool) (string, error) {
 	if _, err := os.Stat(cachePath); os.IsNotExist(err) {
 		err = os.MkdirAll(cachePath, 0700)
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't create hash identifier for cache file:", err)
 		}
 	}
 
@@ -83,7 +83,7 @@ func getArticles(feedURL string, max int, noExcerpt bool) (string, error) {
 	if _, err := os.Stat(cacheFile); os.IsNotExist(err) {
 		file, err = os.Create(cacheFile)
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't create cache file:", err)
 		}
 		defer file.Close()
 
@@ -94,26 +94,26 @@ func getArticles(feedURL string, max int, noExcerpt bool) (string, error) {
 		lastUpdateJSON, _ := json.MarshalIndent(lastUpdate, "", " ")
 		_, err = file.Write(lastUpdateJSON)
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't write last update time stamp to cache file:", err)
 		}
 
 	} else {
 
 		file, err = os.OpenFile(cacheFile, os.O_RDWR, 0600)
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't open cache file:", err)
 		}
 		defer file.Close()
 
 		decoder := json.NewDecoder(file)
 		lastUpdate := feedCache{}
 		if err := decoder.Decode(&lastUpdate); err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't decode laste updates time stamp:", err)
 		}
 
 		last, err = time.Parse(time.RFC3339, string(lastUpdate.LastChange))
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't parse last updates time stamp:", err)
 		}
 	}
 
@@ -179,19 +179,19 @@ func getArticles(feedURL string, max int, noExcerpt bool) (string, error) {
 		// ToDo: Replace timestamp without deleting.
 		err = os.Remove(cacheFile)
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't delete cache file:", err)
 		}
 
 		file, err = os.Create(cacheFile)
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't create cache file:", err)
 		}
 		defer file.Close()
 
 		lastUpdateJSON, _ := json.MarshalIndent(lastUpdate, "", " ")
 		_, err = file.Write(lastUpdateJSON)
 		if err != nil {
-			log.Fatal("Error: ", err)
+			log.Fatal("Error: Can't write last update time stamp to cache file:", err)
 		}
 
 		// Remove redirects and tracking parameters from URL.