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  <title>Compiling on windows 10 virtual machine: error during example</title>
  <link rel="self" href="https://dlt-acc.firelay.cloud/c/message_boards/find_thread?p_l_id=3231581&amp;threadId=3404292" />
  <subtitle>Compiling on windows 10 virtual machine: error during example</subtitle>
  <id>https://dlt-acc.firelay.cloud/c/message_boards/find_thread?p_l_id=3231581&amp;threadId=3404292</id>
  <updated>2026-05-15T15:06:44Z</updated>
  <dc:date>2026-05-15T15:06:44Z</dc:date>
  <entry>
    <title>RE: Compiling on windows 10 virtual machine: error during example</title>
    <link rel="alternate" href="https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&amp;messageId=3404495" />
    <author>
      <name>Adri Mourits</name>
    </author>
    <id>https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&amp;messageId=3404495</id>
    <updated>2018-04-05T18:16:22Z</updated>
    <published>2018-04-05T18:16:22Z</published>
    <summary type="html">Hi Germán,&lt;br /&gt;&lt;br /&gt;The errors in your build log are serious.&lt;br /&gt;&lt;br /&gt;What version of Delft3D are you using? You should start with the latest tagged version, currently https://svn.oss.deltares.nl/repos/delft3d/tags/7545/&lt;br /&gt;&lt;br /&gt;You are compiling in a directory with a white space in the path: &amp;#34;c:\program files\delft3d\delft3d_repository&amp;#34;. Although this should not result in issues anymore, it&amp;#39;s safer to compile in directory without white spaces in the path, e.g. &amp;#34;c:\sourcecode&amp;#34;. And it&amp;#39;s also good to avoid the &amp;#34;c:\program files&amp;#34; directory: Windows uses restricted permissions in there.&lt;br /&gt;&lt;br /&gt;If you also create directory &amp;#34;c:\tmp&amp;#34;, the lex/yacc errors will disapear too.&lt;br /&gt;&lt;br /&gt;There are no issues related to running on Virtual Machines.&lt;br /&gt;&lt;br /&gt;Regards,&lt;br /&gt;&lt;br /&gt;Adri</summary>
    <dc:creator>Adri Mourits</dc:creator>
    <dc:date>2018-04-05T18:16:22Z</dc:date>
  </entry>
  <entry>
    <title>Compiling on windows 10 virtual machine: error during example</title>
    <link rel="alternate" href="https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&amp;messageId=3404291" />
    <author>
      <name>Germán Barrera</name>
    </author>
    <id>https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&amp;messageId=3404291</id>
    <updated>2018-03-27T03:44:22Z</updated>
    <published>2018-03-24T00:38:44Z</published>
    <summary type="html">Hello everyone&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;First of all, thank you for taking the time.... This is my first post on the forum, i&amp;#39;m an undergraduate student and i&amp;#39;m  trying to compile the Delft3D on windows. &lt;br /&gt;&lt;br /&gt;&lt;br /&gt; Now to the point...  im having issues with the compilation, ive already read a lot of the questions of the forum,  it has been a lot of help ...  i get the errors  (flex.exe) and (byacc.exe),  I was notified that flex.exe and byacc.exe was unable to start correctly, but for what  ive read   i can work without them,  so the compilation created a bin folder and so far so good, by the way after these messages i have put my source folder with all permission option ...  &lt;br /&gt;&lt;br /&gt;the next step  according to the Readme.file and the  source code website is to run  some examples, this  is where i get stuck... in the first example &lt;br /&gt;&amp;#34;run_flow2d3d.bat&amp;#34; i have the following message &amp;#34;d_hydro.exe - System error.  The execution of the code cannot  continue because  cannot find libexpat.dll&amp;#39;&amp;#39;.  &lt;br /&gt;&lt;br /&gt;The question here is how can i fix this ? im using the latest tag 7545.&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;My set-up:  Visual Studio Professional 2015&lt;br /&gt;                   Python 3.6.5. x86-64&lt;br /&gt;                   Intel Parallel Studio XE 2016&lt;br /&gt;                   Tortoise 1.9.7&lt;br /&gt;                   Windows 10 (Virtual machine on a mac, 2.4 GHz Intel Core i5, 8 GB 1600 MHz DDR3)&lt;br /&gt;&lt;br /&gt;oh and here is another question, is there  any issue with running the software with a virtual machine?  it seems that it has no problem so far..&lt;br /&gt;&lt;br /&gt;I&amp;#39;ve  attached  the BuildLogs..</summary>
    <dc:creator>Germán Barrera</dc:creator>
    <dc:date>2018-03-24T00:38:44Z</dc:date>
  </entry>
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