diff --git a/pom.xml b/pom.xml
index 4633c5e..69c974c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>org.example</groupId>
     <artifactId>Widerhall</artifactId>
-    <version>0.2.26</version>
+    <version>0.2.27</version>
     <build>
         <plugins>
             <plugin>
diff --git a/src/main/java/de/srsoftware/widerhall/data/MailingList.java b/src/main/java/de/srsoftware/widerhall/data/MailingList.java
index ada0285..5d3fcd0 100644
--- a/src/main/java/de/srsoftware/widerhall/data/MailingList.java
+++ b/src/main/java/de/srsoftware/widerhall/data/MailingList.java
@@ -93,6 +93,15 @@ public class MailingList implements MessageHandler, ProblemListener {
         return setFlag(STATE_PUBLIC_ARCHIVE,enabled);
     }
 
+    @Override
+    public void clearProblems() {
+        try {
+            setLastError(null);
+        } catch (SQLException e) {
+            LOG.warn("setLastError(null) failed.");
+        }
+    }
+
     /**
      * create a new ML object int the database
      * @param email
diff --git a/src/main/java/de/srsoftware/widerhall/mail/ImapClient.java b/src/main/java/de/srsoftware/widerhall/mail/ImapClient.java
index 2629ca6..59e0383 100644
--- a/src/main/java/de/srsoftware/widerhall/mail/ImapClient.java
+++ b/src/main/java/de/srsoftware/widerhall/mail/ImapClient.java
@@ -65,6 +65,7 @@ public class ImapClient {
 
             while (!stopped){
                 handleMessages();
+                problemListener.clearProblems();
                 LOG.debug("Idling.");
                 inbox.idle(true);
             }
diff --git a/src/main/java/de/srsoftware/widerhall/mail/ProblemListener.java b/src/main/java/de/srsoftware/widerhall/mail/ProblemListener.java
index b22d747..bf7d260 100644
--- a/src/main/java/de/srsoftware/widerhall/mail/ProblemListener.java
+++ b/src/main/java/de/srsoftware/widerhall/mail/ProblemListener.java
@@ -4,4 +4,6 @@ import javax.mail.MessagingException;
 
 public interface ProblemListener {
     public void onImapException(MessagingException e);
+
+    public void clearProblems();
 }