From 81e822b5abf92f53b1b2a5a1bbad08fbf4ad3dff Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Mon, 21 Oct 2019 09:54:20 +0200
Subject: [PATCH] Make sure folder is selected on uid fetch

---
 app/src/main/java/eu/faircode/email/Core.java | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/app/src/main/java/eu/faircode/email/Core.java b/app/src/main/java/eu/faircode/email/Core.java
index f13c91294d..e5dc2e7240 100644
--- a/app/src/main/java/eu/faircode/email/Core.java
+++ b/app/src/main/java/eu/faircode/email/Core.java
@@ -42,6 +42,7 @@ import androidx.preference.PreferenceManager;
 import com.sun.mail.iap.BadCommandException;
 import com.sun.mail.iap.CommandFailedException;
 import com.sun.mail.iap.ConnectionException;
+import com.sun.mail.iap.ProtocolException;
 import com.sun.mail.iap.Response;
 import com.sun.mail.imap.IMAPFolder;
 import com.sun.mail.imap.IMAPMessage;
@@ -1711,9 +1712,16 @@ class Core {
                 // This is done outside of JavaMail to prevent changed notifications
                 if (!ifolder.isOpen())
                     throw new FolderClosedException(ifolder, "UID FETCH");
+
                 MessagingException ex = (MessagingException) ifolder.doCommand(new IMAPFolder.ProtocolCommand() {
                     @Override
                     public Object doCommand(IMAPProtocol protocol) {
+                        try {
+                            protocol.select(folder.name);
+                        } catch (ProtocolException ex) {
+                            return new MessagingException("UID FETCH", ex);
+                        }
+
                         // Build ranges
                         List<Pair<Long, Long>> ranges = new ArrayList<>();
                         long first = -1;