<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="en">
	<id>https://wiki.tuflow.com/w/index.php?action=history&amp;feed=atom&amp;title=TUFLOW_Message_2246</id>
	<title>TUFLOW Message 2246 - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://wiki.tuflow.com/w/index.php?action=history&amp;feed=atom&amp;title=TUFLOW_Message_2246"/>
	<link rel="alternate" type="text/html" href="https://wiki.tuflow.com/w/index.php?title=TUFLOW_Message_2246&amp;action=history"/>
	<updated>2026-05-15T07:58:40Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.8</generator>
	<entry>
		<id>https://wiki.tuflow.com/w/index.php?title=TUFLOW_Message_2246&amp;diff=44912&amp;oldid=prev</id>
		<title>Abrar.Alttahir at 01:43, 23 September 2025</title>
		<link rel="alternate" type="text/html" href="https://wiki.tuflow.com/w/index.php?title=TUFLOW_Message_2246&amp;diff=44912&amp;oldid=prev"/>
		<updated>2025-09-23T01:43:02Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 11:43, 23 September 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{TUFLOW_Message&lt;/div&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{TUFLOW_Message&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|tuflow_message=ERROR 2246 - Weirs are not implemented for Chezy Coeffs.&lt;/div&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|tuflow_message=ERROR 2246 - Weirs are not implemented for Chezy Coeffs.&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|alt_msg=&lt;/div&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|alt_msg=&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;NA&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|type=[[ERROR]]&amp;lt;br&amp;gt;&lt;/div&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|type=[[ERROR]]&amp;lt;br&amp;gt;&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|message_desc= Where flow in the 2D domain becomes upstream controlled, TUFLOW Classic automatically switches between either weir flow or upstream controlled friction flow. However, this feature cannot be used if the &amp;lt;tt&amp;gt;&amp;lt;font color=&quot;blue&quot;&amp;gt;Bed Resistance Values&amp;lt;/font&amp;gt;&amp;lt;/tt&amp;gt; is set to &amp;lt;/font&amp;gt;CHEZY&amp;lt;/tt&amp;gt;.&lt;/div&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|message_desc= Where flow in the 2D domain becomes upstream controlled, TUFLOW Classic automatically switches between either weir flow or upstream controlled friction flow. However, this feature cannot be used if the &amp;lt;tt&amp;gt;&amp;lt;font color=&quot;blue&quot;&amp;gt;Bed Resistance Values&amp;lt;/font&amp;gt;&amp;lt;/tt&amp;gt; is set to &amp;lt;/font&amp;gt;CHEZY&amp;lt;/tt&amp;gt;.&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;!-- diff cache key mediawiki:diff:1.41:old-44911:rev-44912:wikidiff2=table:1.14.1:bc2a06be --&gt;
&lt;/table&gt;</summary>
		<author><name>Abrar.Alttahir</name></author>
	</entry>
	<entry>
		<id>https://wiki.tuflow.com/w/index.php?title=TUFLOW_Message_2246&amp;diff=44911&amp;oldid=prev</id>
		<title>ShuangGao: Created page with &quot;{{TUFLOW_Message |tuflow_message=ERROR 2246 - Weirs are not implemented for Chezy Coeffs. |alt_msg= |type=ERROR&lt;br&gt; |message_desc= Where flow in the 2D domain becomes upst...&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.tuflow.com/w/index.php?title=TUFLOW_Message_2246&amp;diff=44911&amp;oldid=prev"/>
		<updated>2025-09-22T04:29:07Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{TUFLOW_Message |tuflow_message=ERROR 2246 - Weirs are not implemented for Chezy Coeffs. |alt_msg= |type=&lt;a href=&quot;/ERROR&quot; title=&quot;ERROR&quot;&gt;ERROR&lt;/a&gt;&amp;lt;br&amp;gt; |message_desc= Where flow in the 2D domain becomes upst...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{TUFLOW_Message&lt;br /&gt;
|tuflow_message=ERROR 2246 - Weirs are not implemented for Chezy Coeffs.&lt;br /&gt;
|alt_msg=&lt;br /&gt;
|type=[[ERROR]]&amp;lt;br&amp;gt;&lt;br /&gt;
|message_desc= Where flow in the 2D domain becomes upstream controlled, TUFLOW Classic automatically switches between either weir flow or upstream controlled friction flow. However, this feature cannot be used if the &amp;lt;tt&amp;gt;&amp;lt;font color=&amp;quot;blue&amp;quot;&amp;gt;Bed Resistance Values&amp;lt;/font&amp;gt;&amp;lt;/tt&amp;gt; is set to &amp;lt;/font&amp;gt;CHEZY&amp;lt;/tt&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
|suggestions= &lt;br /&gt;
Either use &amp;lt;tt&amp;gt;&amp;lt;font color=&amp;quot;blue&amp;quot;&amp;gt;Bed Resistance Values &amp;lt;/font&amp;gt;&amp;lt;font color=&amp;quot;red&amp;quot;&amp;gt;== &amp;lt;/font&amp;gt;MANNING N&amp;lt;/tt&amp;gt;, or switch off the weir flow by setting &amp;lt;tt&amp;gt;&amp;lt;font color=&amp;quot;blue&amp;quot;&amp;gt;Free Overfall &amp;lt;/font&amp;gt;&amp;lt;/tt&amp;gt; to &amp;lt;tt&amp;gt;ON WITHOUT WEIRS&amp;lt;/tt&amp;gt; or &amp;lt;tt&amp;gt;OFF&amp;lt;/tt&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
|uplink=[[2xxx_TUFLOW_Messages|2xxx Messages]]&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>ShuangGao</name></author>
	</entry>
</feed>