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            <title>
									How-to &amp; Troubleshooting - twinControls Forum				            </title>
            <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/</link>
            <description>twinControls  Discussion Board</description>
            <language>en-US</language>
            <lastBuildDate>Wed, 22 Apr 2026 23:39:09 +0000</lastBuildDate>
            <generator>wpForo</generator>
            <ttl>60</ttl>
							                    <item>
                        <title>How to connect to the Beckhoff HMI server via a WLAN Access Point</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/how-to-connect-to-the-beckhoff-hmi-server-via-a-wlan-access-point/</link>
                        <pubDate>Thu, 01 May 2025 08:46:55 +0000</pubDate>
                        <description><![CDATA[Hello
I have a Beckhoff C6017 IPC with an HMI server running on it. The server address is
A USB Wi-Fi adapter is connected to the IPC, and a virtual WLAN access point is running on it. The ...]]></description>
                        <content:encoded><![CDATA[<p>Hello</p>
<p>I have a Beckhoff C6017 IPC with an HMI server running on it. The server address is:<br /><strong><a href="https://192.172.1.30:2020/" target="_blank" rel="noopener" data-saferedirecturl="https://www.google.com/url?q=https://192.172.1.30:2020/&amp;source=gmail&amp;ust=1746170037479000&amp;usg=AOvVaw2dXbneIpVQDdcOT-axz9XB">https://192.172.1.30:2020/</a></strong></p>
<p>A USB Wi-Fi adapter is connected to the IPC, and a<span> </span><strong>virtual WLAN access point</strong><span> </span>is running on it. The<span> </span><strong>host IP address</strong><span> </span>of the access point is:<br /><strong>192.168.137.1</strong></p>
<p>I can successfully connect my<span> </span><strong>tablet PC</strong><span> </span>to the Beckhoff WLAN access point.<br />However, I<span> </span><strong>cannot access</strong><span> </span>the HMI server via the browser by entering the address:<br /><strong><a href="https://192.172.1.30:2020/" target="_blank" rel="noopener" data-saferedirecturl="https://www.google.com/url?q=https://192.172.1.30:2020&amp;source=gmail&amp;ust=1746170037479000&amp;usg=AOvVaw1NzrJ6of5rH0VQLzRPM7yA">https://192.172.1.30:2020</a></strong></p>
<p>How can I establish a working connection from the tablet to the HMI server?</p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>deividasn</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/how-to-connect-to-the-beckhoff-hmi-server-via-a-wlan-access-point/</guid>
                    </item>
				                    <item>
                        <title>Usage of LDAP Extension - against SAMBA4</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/usage-of-ldap-extension-against-samba4/</link>
                        <pubDate>Sat, 12 Aug 2023 12:08:10 +0000</pubDate>
                        <description><![CDATA[Hey guys,
my first post and instant not the easiest task, I think :-)I am right now testing the LDAP Extension for the TF2000 HMI System, but I can connect the HMI Server with the Server bu...]]></description>
                        <content:encoded><![CDATA[<p>Hey guys,</p>
<p>my first post and instant not the easiest task, I think :-)<br />I am right now testing the LDAP Extension for the TF2000 HMI System, but I can connect the HMI Server with the Server but no chance for logging in on HMI Login.<br />The Username and password are verified by windows test login, but HMI is logging everytime "Wrong Login" in the Server Log File.<br /><br />In my Samba Log files I cannot find any attempt to login (audit already activated in Log)<br /><br />I am using a freshly installed SAMBA LDAP Service for testing, I will test it against a Windows AD too for reference.<br /><br />Anyone already did something like this / LDAP Setup?<br /><br />Best Regards<br />nobrainder-de</p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>nobrainer-de</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/usage-of-ldap-extension-against-samba4/</guid>
                    </item>
				                    <item>
                        <title>transfert program</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/transfert-program/</link>
                        <pubDate>Tue, 01 Aug 2023 12:37:44 +0000</pubDate>
                        <description><![CDATA[Hi all,
I am new in Beckhoff world and I dont know how to solve my probleme. I would like to know how to tranfert/backup an IPC hmi server with a broken screen in a new one. The IPC with th...]]></description>
                        <content:encoded><![CDATA[<p>Hi all,</p>
<p>I am new in Beckhoff world and I dont know how to solve my probleme. I would like to know how to tranfert/backup an IPC hmi server with a broken screen in a new one. The IPC with the broken screen can be turn on and work perfectely.</p>
<p>Thanks</p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>ibrahima.fall</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/transfert-program/</guid>
                    </item>
				                    <item>
                        <title>How to Create dynamicly a user control inside another user control</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/how-to-create-dynamicly-a-user-control-inside-another-user-control/</link>
                        <pubDate>Tue, 28 Mar 2023 22:36:10 +0000</pubDate>
                        <description><![CDATA[Hey guys
 
I have an usercontrol that has all the controls of my motor, and now I made an usercontrol to control the configuration of the motor. I want to create it dynamic, so the hole ap...]]></description>
                        <content:encoded><![CDATA[<p>Hey guys</p>
<p> </p>
<p>I have an usercontrol that has all the controls of my motor, and now I made an usercontrol to control the configuration of the motor. I want to create it dynamic, so the hole application runs better on the IHM. I will share how I'm doing the code and explain line by line.</p>
<pre contenteditable="false">novoPopUp = TcHmi.ControlFactory.createEx( // create the configuration usercontrol
        'TcHmi.Controls.System.TcHmiUserControlHost', //says its a usercontrol type
         nome +'.Config',// the name of it
        {
            'data-tchmi-target-user-control':  
            "UserControl/Popup/Motor/ucPopUpMotoresConfig.usercontrol",
            'data-tchmi-top': 15,
            'data-tchmi-left': 30,
            'data-tchmi-width': 710,
            'data-tchmi-height': 420
        }
        ,objetoTC //  the father object
	);
	
      
	var desktop = TcHmi.Controls.get('Desktop');   // show in the desktop</pre>
<p> </p>
<p>With this code, I can create a new usercontrol and show it. My problem now is that I want it to be inside the already created usercontrol (the objetoTC one).</p>
<p>Does anyone know how to do it?</p>
<p>Or even if it's possible to do it?</p>
<p> </p>
<p> </p>
<p> </p>
<p> </p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>Tiago29A</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/how-to-create-dynamicly-a-user-control-inside-another-user-control/</guid>
                    </item>
				                    <item>
                        <title>Textblock Data Binding</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/textblock-data-binding/</link>
                        <pubDate>Wed, 08 Feb 2023 05:45:56 +0000</pubDate>
                        <description><![CDATA[Greetings!
 
I had difficulties when working with Textblock.
Here&#039;s what I&#039;m trying to achieve. I have roughly around 150+ (most likely will increase in future to 300+) instrument tag tha...]]></description>
                        <content:encoded><![CDATA[<p>Greetings!</p>
<p> </p>
<p>I had difficulties when working with Textblock.</p>
<p>Here's what I'm trying to achieve. I have roughly around 150+ (most likely will increase in future to 300+) instrument tag that I need to incorporate in my HMI. Rather than changing the text manually page by page, I plan to map it to an array of string so that if there's any changes to the tag it would be easier to change. I tried and it doesn't work. Is there any limitation with textblock? Previously tried to bind textblock to real-time data (INT) and it works.</p>
<p> </p>
<p> </p>
<p>TagNo : ARRAY OF STRING;</p>
<p>----------------------------------------</p>
<p>TagNo:='MLP-BMBA-789-001';</p>
<p>TagNo:='MLP-BMBA-789-002';</p>
<p>TagNo:='MDP-BMBA-789-003';</p>
<p>.</p>
<p>.</p>
<p>TagNo:='MKP-BMBA-789-150';</p>
<p> </p>
<p>Regards</p>
<p>AdexP</p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>AdexP</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/textblock-data-binding/</guid>
                    </item>
				                    <item>
                        <title>permission on the TcHmiNavigation</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/permission-on-the-tchminavigation/</link>
                        <pubDate>Mon, 16 Jan 2023 17:32:26 +0000</pubDate>
                        <description><![CDATA[Heyy
I&#039;ve start using the navigation bar, and so far so good. But I created a page that have all the configurations, and I want the operator not be able to see it. On the navigation structu...]]></description>
                        <content:encoded><![CDATA[<p>Heyy</p>
<p>I've start using the navigation bar, and so far so good. But I created a page that have all the configurations, and I want the operator not be able to see it. On the navigation structure, I tried to change the user access of an individual, but I could not make it work. Have anyone make it work?</p>
733
<p>This is how it configured now. I have a group called operacao</p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>Tiago29A</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/permission-on-the-tchminavigation/</guid>
                    </item>
				                    <item>
                        <title>Adjust EventGrid and EventLine controls from Tc3_Eventlogger</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/adjust-eventgrid-and-eventline-controls-from-tc3_eventlogger/</link>
                        <pubDate>Wed, 21 Dec 2022 20:43:13 +0000</pubDate>
                        <description><![CDATA[Hi,do any of you know how I can customize the contents of individual columns in EventGrid? Specifically, I would like to do the following:- Adjust resolution of times, e.g. only 22:12 instea...]]></description>
                        <content:encoded><![CDATA[<p>Hi,<br />do any of you know how I can customize the contents of individual columns in EventGrid? <br />Specifically, I would like to do the following:<br />- Adjust resolution of times, e.g. only 22:12 instead of 22:12:39.807 <br />- Currently, I use Customs Columns to output the error number. However, this is displayed in decimal format. Is it possible to change the display to hex?<br />- Can I output the severity as text instead of or in addition to the symbol?<br /><br />Is it possible to change the content and order of the output in the EventLine?</p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>flowks</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/adjust-eventgrid-and-eventline-controls-from-tc3_eventlogger/</guid>
                    </item>
				                    <item>
                        <title>TwinCAT 3 PLC HMI Web - Web Visualization configuration</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/twincat-3-plc-hmi-web-web-visualization-configuration/</link>
                        <pubDate>Wed, 21 Dec 2022 09:14:09 +0000</pubDate>
                        <description><![CDATA[Dear All,
 
I am trying to build  a small application to just display some variables on a web browser using Twincat3  PLC HMI web function.
I think I followed all the steps as mentioned o...]]></description>
                        <content:encoded><![CDATA[<p>Dear All,</p>
<p> </p>
<p>I am trying to build  a small application to just display some variables on a web browser using Twincat3  PLC HMI web function.</p>
<p>I think I followed all the steps as mentioned on inofsys but still I am not able to browse HMI. </p>
<p> </p>
<p>My target is Local and platform is TwinCAT RT x64. </p>
<p>I have installed TF1800, TF1810 ,TF2000. </p>
<p>Also on manual of tf1810 the 1st step is not clear to me</p>
<p><strong>Step 1: Configure Internet Information Services (IIS)</strong></p>
<p>The PLC HMI Web uses the Microsoft IIS as web server. The IIS has to be configured accordingly. The configuration is handled by the<a href="https://www.beckhoff.com/tf1810" target="_blank" rel="noopener">TF1810 | TC3 PLC HMI Web</a><span> </span>installation, which is available for download from the Beckhoff website.</p>
<p>Is there anything I need to do something here or just the installation is enough ? </p>
<p>I tried to browse HMI at following address</p>
<p><span>https://localhost/Tc3PlcHmiWeb/Port_851/Visu/webvisu.htm</span></p>
<p>also here </p>
<p><span>https://127.0.0.1/Tc3PlcHmiWeb/Port_851/Visu/webvisu.htm</span></p>
<p> and I get message </p>
<h1><span>This site can’t be reached</span></h1>
<p><strong>127.0.0.1</strong><span> </span>refused to connect.</p>
<p>Can someone please share his experience or provide some guidelines. </p>
<p> </p>
<p>Thank you </p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>Rizwan</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/twincat-3-plc-hmi-web-web-visualization-configuration/</guid>
                    </item>
				                    <item>
                        <title>TwinCAT HMI Live View - The resource cannot be found issue</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/twincat-hmi-live-view-the-resource-cannot-be-found-issue/</link>
                        <pubDate>Mon, 12 Dec 2022 20:12:59 +0000</pubDate>
                        <description><![CDATA[Hi everyone,
Has anyone experienced the issue below when trying to start the TwinCAT HMI Live-View ? 

I also can&#039;t open the Desktop.view. I get the error below: 

Thanks for the help!!...]]></description>
                        <content:encoded><![CDATA[<p>Hi everyone,</p>
<p>Has anyone experienced the issue below when trying to start the TwinCAT HMI Live-View ? </p>
698
<p>I also can't open the Desktop.view. I get the error below: </p>
699
<p>Thanks for the help!!!</p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>IOTea</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/twincat-hmi-live-view-the-resource-cannot-be-found-issue/</guid>
                    </item>
				                    <item>
                        <title>Combobox Issues</title>
                        <link>https://twincontrols.com/community/twincat-hmi-troubleshooting/combobox-issues/</link>
                        <pubDate>Mon, 31 Oct 2022 17:27:55 +0000</pubDate>
                        <description><![CDATA[All,I am having issues with implementing a Combobox on a Content area in a TwinCAT HMI project. I am unsure as to what I am doing wrong, but I have a combobox where I select the color I want...]]></description>
                        <content:encoded><![CDATA[<p>All,<br /><br />I am having issues with implementing a Combobox on a Content area in a TwinCAT HMI project. I am unsure as to what I am doing wrong, but I have a combobox where I select the color I want my car to be. <br /><br />I have created data for the combobox as shown and data bound a mapped variable back in the PLC program:</p>
595
596
<p><br />It just does not change at all. I don't know if this has to do with the use of the combobox on a content panel instead of an actual view?</p>
597
<p><br /><br />-Evan H.</p>]]></content:encoded>
						                            <category domain="https://twincontrols.com/community/twincat-hmi-troubleshooting/">How-to &amp; Troubleshooting</category>                        <dc:creator>ehixenbaugh</dc:creator>
                        <guid isPermaLink="true">https://twincontrols.com/community/twincat-hmi-troubleshooting/combobox-issues/</guid>
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