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  <title>Upgrade from 7.3 to 7.4?</title>
  <link rel="self" href="https://liferay.dev/c/message_boards/find_thread?p_l_id=119785294&amp;threadId=121295333" />
  <subtitle>Upgrade from 7.3 to 7.4?</subtitle>
  <id>https://liferay.dev/c/message_boards/find_thread?p_l_id=119785294&amp;threadId=121295333</id>
  <updated>2026-04-05T17:48:54Z</updated>
  <dc:date>2026-04-05T17:48:54Z</dc:date>
  <entry>
    <title>RE: RE: Upgrade from 7.3 to 7.4?</title>
    <link rel="alternate" href="https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121797634" />
    <author>
      <name>Alla Sapozhnikova</name>
    </author>
    <id>https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121797634</id>
    <updated>2023-05-18T20:53:41Z</updated>
    <published>2023-05-18T20:53:40Z</published>
    <summary type="html">&lt;p&gt;Are there upgrade instructions from 7.2 to 7.4?&lt;/p&gt;</summary>
    <dc:creator>Alla Sapozhnikova</dc:creator>
    <dc:date>2023-05-18T20:53:40Z</dc:date>
  </entry>
  <entry>
    <title>RE: RE: Upgrade from 7.3 to 7.4?</title>
    <link rel="alternate" href="https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121797397" />
    <author>
      <name>Arlen del Castillo</name>
    </author>
    <id>https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121797397</id>
    <updated>2023-10-02T12:55:29Z</updated>
    <published>2023-05-18T19:09:13Z</published>
    <summary type="html">&lt;p&gt;@Olaf Kock What are upgrade routines?&lt;/p&gt;</summary>
    <dc:creator>Arlen del Castillo</dc:creator>
    <dc:date>2023-05-18T19:09:13Z</dc:date>
  </entry>
  <entry>
    <title>RE: Upgrade from 7.3 to 7.4?</title>
    <link rel="alternate" href="https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121384217" />
    <author>
      <name>Lee Jordan</name>
    </author>
    <id>https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121384217</id>
    <updated>2022-03-22T20:11:43Z</updated>
    <published>2022-03-22T20:11:42Z</published>
    <summary type="html">&lt;p&gt;My questions about 7.3 to 7.4 mainly revolve around web content.
  There's the potential for a lot of pain there.&lt;/p&gt;</summary>
    <dc:creator>Lee Jordan</dc:creator>
    <dc:date>2022-03-22T20:11:42Z</dc:date>
  </entry>
  <entry>
    <title>RE: RE: Upgrade from 7.3 to 7.4?</title>
    <link rel="alternate" href="https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121378376" />
    <author>
      <name>Aurelien Hatri</name>
    </author>
    <id>https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121378376</id>
    <updated>2022-03-16T18:34:43Z</updated>
    <published>2022-03-16T09:31:32Z</published>
    <summary type="html">&lt;p&gt;Thanks you Olaf for the reply!&lt;/p&gt;
&lt;p&gt;You are totally right of course the development started like 5 years
  ago with it seems some little hacks here and there.&lt;/p&gt;
&lt;p&gt;It's really painful to learn liferay and in the same time to migrate
  &amp;quot;an old project&amp;quot;.&lt;/p&gt;
&lt;p&gt;So to give some feedbacks: I finally decided to start from scratch. I
  made on assumption on some properties to generate the theme to extend
  and I iterated from it with a lot of copy and paste from the orginal
  source code.&lt;/p&gt;
&lt;p&gt;So far I have two issues :&lt;/p&gt;
&lt;p&gt;
  &lt;strong&gt;First)&lt;/strong&gt;&lt;/p&gt;
&lt;p&gt;The store for the document is DB. As I said I dumped the DB, create a
  new one, and I played the &amp;quot;portal-tools-db-upgrade-client&amp;quot;
  on it. I can see my documents but I still have some errors on some
  pages like : &lt;/p&gt;
&lt;pre&gt;
&lt;code&gt;=&amp;gt; request['theme-display']  [in template &amp;quot;20116#20152#1009391&amp;quot; at line 1, column 26]

----
Tip: It's the final [] step that caused this error, not those before it.
----
Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use &amp;lt;#if myOptionalVar??&amp;gt;when-present&amp;lt;#else&amp;gt;when-missing&amp;lt;/#if&amp;gt;. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
----

----
FTL stack trace (&amp;quot;~&amp;quot; means nesting-related):
    - Failed at: #assign images_folder = request[&amp;quot;them...  [in template &amp;quot;20116#20152#1009391&amp;quot; at line 1, column 1]
----&lt;/code&gt;&lt;/pre&gt;
&lt;p&gt;I'm trying to find what is going on but so far I don't have a good lead.&lt;/p&gt;
&lt;p&gt; &lt;/p&gt;
&lt;p&gt;
  &lt;strong&gt;Second)&lt;/strong&gt;&lt;/p&gt;
&lt;p&gt;On the pages configuration we have a custom layout. After migration I
  don't see it anymore, I don't know why.&lt;/p&gt;
&lt;p&gt; &lt;/p&gt;
&lt;p&gt;Any helps on the two issues are welcome.&lt;/p&gt;</summary>
    <dc:creator>Aurelien Hatri</dc:creator>
    <dc:date>2022-03-16T09:31:32Z</dc:date>
  </entry>
  <entry>
    <title>RE: Upgrade from 7.3 to 7.4?</title>
    <link rel="alternate" href="https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121296941" />
    <author>
      <name>Olaf Kock</name>
    </author>
    <id>https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121296941</id>
    <updated>2021-12-14T08:14:10Z</updated>
    <published>2021-12-14T08:14:10Z</published>
    <summary type="html">&lt;p&gt;My expectation: The smaller the steps are, the better the experience.
  Make sure to &lt;em&gt;always&lt;/em&gt;​​​​​​​ upgrade to the latest available GA
  version though: it also contains fixes to upgrade routines&lt;/p&gt;
&lt;p&gt;I've not heard of any problems with the upgrade so far. From gut
  feeling, most of the problems have been in systems that have been
  around for ages, and collected some cruft before upgrading. Not to
  mention those where people manipulated the database manually.&lt;/p&gt;</summary>
    <dc:creator>Olaf Kock</dc:creator>
    <dc:date>2021-12-14T08:14:10Z</dc:date>
  </entry>
  <entry>
    <title>Upgrade from 7.3 to 7.4?</title>
    <link rel="alternate" href="https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121295332" />
    <author>
      <name>Peter Pan</name>
    </author>
    <id>https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&amp;messageId=121295332</id>
    <updated>2021-12-13T18:02:53Z</updated>
    <published>2021-12-13T10:27:28Z</published>
    <summary type="html">&lt;p&gt;First I want to say the upgrade from 7.3.5 to 7.3.7 was super smooth!
  Thanks to the dev team. I had set aside a whole day to troubleshoot
  the db upgrade process but it just worked! Must admit I am a bit
  non-plussed and worried there is something I am missing :)&lt;/p&gt;
&lt;p&gt;Just want to check other peoples experiences going frm 7,3  to 7.4? I
  got the list of breaking changes https://learn.liferay.com/dxp/latest/en/liferay-internals/reference/7-4-breaking-changes.html&lt;/p&gt;
&lt;p&gt;Anything else I should know about?&lt;/p&gt;
&lt;p&gt;thanks&lt;/p&gt;</summary>
    <dc:creator>Peter Pan</dc:creator>
    <dc:date>2021-12-13T10:27:28Z</dc:date>
  </entry>
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