diff --git a/app/src/main/java/eu/faircode/email/Helper.java b/app/src/main/java/eu/faircode/email/Helper.java
index b953d97c0b..ccd5ff8dc3 100644
--- a/app/src/main/java/eu/faircode/email/Helper.java
+++ b/app/src/main/java/eu/faircode/email/Helper.java
@@ -56,6 +56,7 @@ import android.widget.Toast;
 
 import com.android.billingclient.api.BillingClient;
 import com.google.android.material.bottomnavigation.BottomNavigationView;
+import com.sun.mail.util.FolderClosedIOException;
 
 import java.io.BufferedInputStream;
 import java.io.BufferedOutputStream;
@@ -84,9 +85,12 @@ import java.util.concurrent.ThreadFactory;
 
 import javax.mail.Address;
 import javax.mail.AuthenticationFailedException;
+import javax.mail.FolderClosedException;
+import javax.mail.MessageRemovedException;
 import javax.mail.MessagingException;
 import javax.mail.Store;
 import javax.mail.internet.InternetAddress;
+import javax.net.ssl.SSLException;
 
 import androidx.annotation.NonNull;
 import androidx.browser.customtabs.CustomTabsIntent;
@@ -283,10 +287,28 @@ public class Helper {
     }
 
     static String formatThrowable(Throwable ex) {
-        return formatThrowable(ex, " ");
+        return formatThrowable(ex, false, " ");
     }
 
-    static String formatThrowable(Throwable ex, String separator) {
+    static String formatThrowable(Throwable ex, boolean sanitize) {
+        return formatThrowable(ex, sanitize, " ");
+    }
+
+    static String formatThrowable(Throwable ex, boolean sanitize, String separator) {
+        if (sanitize) {
+            if (ex instanceof MessageRemovedException)
+                return null;
+            if (ex instanceof FolderClosedException)
+                return null;
+            if (ex instanceof FolderClosedIOException)
+                return null;
+            if (ex instanceof IllegalStateException)
+                // sync when store disconnected
+                return null;
+            if (ex instanceof SSLException || ex.getCause() instanceof SSLException)
+                return null;
+        }
+
         StringBuilder sb = new StringBuilder();
         if (BuildConfig.DEBUG)
             sb.append(ex.toString());
diff --git a/app/src/main/java/eu/faircode/email/ServiceSynchronize.java b/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
index f1236d589f..a2a142de6e 100644
--- a/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
+++ b/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
@@ -765,7 +765,7 @@ public class ServiceSynchronize extends LifecycleService {
                 .setVisibility(Notification.VISIBILITY_SECRET);
 
         builder.setStyle(new Notification.BigTextStyle()
-                .bigText(Helper.formatThrowable(ex, "\n")));
+                .bigText(Helper.formatThrowable(ex, false, "\n")));
 
         return builder;
     }
@@ -984,10 +984,10 @@ public class ServiceSynchronize extends LifecycleService {
                             } catch (MessagingException ex) {
                                 // Including ReadOnlyFolderException
                                 db.folder().setFolderState(folder.id, null);
-                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                 continue;
                             } catch (Throwable ex) {
-                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                 throw ex;
                             }
                             folders.put(folder, ifolder);
@@ -1048,13 +1048,12 @@ public class ServiceSynchronize extends LifecycleService {
                                             } catch (IOException ex) {
                                                 if (ex.getCause() instanceof MessagingException) {
                                                     Log.w(folder.name, ex);
-                                                    if (!(ex.getCause() instanceof MessageRemovedException))
-                                                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                                    db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                                 } else
                                                     throw ex;
                                             } catch (Throwable ex) {
                                                 Log.e(folder.name, ex);
-                                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                             }
                                     } catch (Throwable ex) {
                                         Log.e(folder.name, ex);
@@ -1084,7 +1083,7 @@ public class ServiceSynchronize extends LifecycleService {
                                     } catch (Throwable ex) {
                                         Log.e(folder.name, ex);
                                         reportError(account, folder, ex);
-                                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                         state.error();
                                     } finally {
                                         wlAccount.release();
@@ -1138,13 +1137,12 @@ public class ServiceSynchronize extends LifecycleService {
                                         } catch (IOException ex) {
                                             if (ex.getCause() instanceof MessagingException) {
                                                 Log.w(folder.name, ex);
-                                                if (!(ex.getCause() instanceof MessageRemovedException))
-                                                    db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                             } else
                                                 throw ex;
                                         } catch (Throwable ex) {
                                             Log.e(folder.name, ex);
-                                            db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                            db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                         }
                                     } catch (Throwable ex) {
                                         Log.e(folder.name, ex);
@@ -1169,7 +1167,7 @@ public class ServiceSynchronize extends LifecycleService {
                                     } catch (Throwable ex) {
                                         Log.e(folder.name, ex);
                                         reportError(account, folder, ex);
-                                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                         state.error();
                                     } finally {
                                         Log.i(folder.name + " end idle");
@@ -1257,9 +1255,7 @@ public class ServiceSynchronize extends LifecycleService {
                                                     } catch (Throwable ex) {
                                                         Log.e(folder.name, ex);
                                                         reportError(account, folder, ex);
-                                                        // IllegalStateException: sync when store disconnected
-                                                        if (!(ex instanceof IllegalStateException))
-                                                            db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                                                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                                                         state.error();
                                                     } finally {
                                                         if (shouldClose) {
@@ -2277,7 +2273,7 @@ public class ServiceSynchronize extends LifecycleService {
             Log.w(ex);
             reportError(account, folder, ex);
             db.account().setAccountError(account.id, Helper.formatThrowable(ex));
-            db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+            db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, false));
         } finally {
             if (istore != null) {
                 Log.i(account.name + " closing");
@@ -2477,7 +2473,7 @@ public class ServiceSynchronize extends LifecycleService {
                 } catch (Throwable ex) {
                     Log.e(folder.name, ex);
                     reportError(account, folder, ex);
-                    db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                    db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                 }
 
             if (uids.size() > 0) {
@@ -2568,13 +2564,12 @@ public class ServiceSynchronize extends LifecycleService {
                     } catch (IOException ex) {
                         if (ex.getCause() instanceof MessagingException) {
                             Log.w(folder.name, ex);
-                            if (!(ex.getCause() instanceof MessageRemovedException))
-                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                            db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                         } else
                             throw ex;
                     } catch (Throwable ex) {
                         Log.e(folder.name, ex);
-                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                     } finally {
                         db.endTransaction();
                         // Reduce memory usage
@@ -3195,7 +3190,7 @@ public class ServiceSynchronize extends LifecycleService {
                                                     } catch (Throwable ex) {
                                                         Log.e(outbox.name, ex);
                                                         reportError(null, outbox, ex);
-                                                        db.folder().setFolderError(outbox.id, Helper.formatThrowable(ex));
+                                                        db.folder().setFolderError(outbox.id, Helper.formatThrowable(ex, true));
                                                     } finally {
                                                         db.folder().setFolderSyncState(outbox.id, null);
                                                         wl.release();
diff --git a/app/src/main/java/eu/faircode/email/ViewModelBrowse.java b/app/src/main/java/eu/faircode/email/ViewModelBrowse.java
index 5272568834..aab80c92ea 100644
--- a/app/src/main/java/eu/faircode/email/ViewModelBrowse.java
+++ b/app/src/main/java/eu/faircode/email/ViewModelBrowse.java
@@ -312,13 +312,12 @@ public class ViewModelBrowse extends ViewModel {
                     } catch (IOException ex) {
                         if (ex.getCause() instanceof MessagingException) {
                             Log.w(folder.name + " boundary", ex);
-                            if (!(ex.getCause() instanceof MessageRemovedException))
-                                db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                            db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                         } else
                             throw ex;
                     } catch (Throwable ex) {
                         Log.e(folder.name + " boundary", ex);
-                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex));
+                        db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
                     } finally {
                         ((IMAPMessage) isub[j]).invalidateHeaders();
                     }