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  <title>Variable sediment thickness</title>
  <link rel="self" href="https://dlt-acc.firelay.cloud/c/message_boards/find_thread?p_l_id=4041874&amp;threadId=4892144" />
  <subtitle>Variable sediment thickness</subtitle>
  <id>https://dlt-acc.firelay.cloud/c/message_boards/find_thread?p_l_id=4041874&amp;threadId=4892144</id>
  <updated>2026-05-12T15:03:43Z</updated>
  <dc:date>2026-05-12T15:03:43Z</dc:date>
  <entry>
    <title>Variable sediment thickness</title>
    <link rel="alternate" href="https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=4041874&amp;messageId=4892143" />
    <author>
      <name>Victoria Venturini</name>
    </author>
    <id>https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=4041874&amp;messageId=4892143</id>
    <updated>2022-02-18T17:16:26Z</updated>
    <published>2022-02-18T17:16:26Z</published>
    <summary type="html">Hello, &lt;br /&gt;&lt;br /&gt;I am using Delft3D FM version 2020.02 and I am trying to run a morpho model with combined flows and waves. &lt;br /&gt;&lt;br /&gt;The flow and wave module are running without issues. However, when I try to run the morpho module with variable initial sediment thickness, I keep getting this error:&lt;br /&gt;** ERROR  : RDMORLYR Error reading samples (not covering full grid) Sand_IniSedThick.xyz at location (x,y)=(175981.077,**********).&lt;br /&gt;&lt;br /&gt;I have checked the grid and the *xyz points files multiple times and the grid is fully covered. I have tried building the variable thickness file using polygons, and points, and also filling the grid using the &amp;#34;overwrite where missing&amp;#34;. When I check the model using the &amp;#34;validate&amp;#34; tool, it shows no errors. However, when I start the run I always get the above error.&lt;br /&gt;&lt;br /&gt;Has anyone had a similar problem and could provide some guidance on how to solve this issue, please?&lt;br /&gt;&lt;br /&gt;Thank you in advance for your time and help&lt;br /&gt;&lt;br /&gt;Best regards,&lt;br /&gt;Victoria</summary>
    <dc:creator>Victoria Venturini</dc:creator>
    <dc:date>2022-02-18T17:16:26Z</dc:date>
  </entry>
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