Prevent lock out

app/src/main/java/eu/faircode/email/Core.java

@@ -164,10 +164,8 @@ class Core {
                             " group=" + group +
                             " retry=" + retry);
 
-                    if (ifolder != null && !ifolder.isOpen()) {
-                        state.error(new FolderClosedException(ifolder));
+                    if (ifolder != null && !ifolder.isOpen())
                         break;
-                    }
 
                     // Fetch most recent copy of message
                     EntityMessage message = null;
@@ -510,8 +508,6 @@ class Core {
 
             if (ops.size() == 0)
                 state.batchCompleted(folder.id, priority, sequence);
-            else
-                state.error(new FolderClosedException(ifolder));
         } finally {
             Log.i(folder.name + " end process state=" + state + " pending=" + ops.size());
         }