# Latest

**URL:** https://forum.inductiveautomation.com/latest.md?page=1499

[Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md)

**Page:** 1500

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## [Converting table headers to PyDataSet](https://forum.inductiveautomation.com/t/converting-table-headers-to-pydataset/26234)

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**Author:** [@Peter.Dmitriev](https://forum.inductiveautomation.com/u/Peter.Dmitriev)\
**Replies:** 8\
**Last updated:** [July 2, 2019, 7:25pm UTC](https://forum.inductiveautomation.com/t/converting-table-headers-to-pydataset/26234 "2019-07-02T19:25:15Z")

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Hello, I have a simple task of writing table column names to PLC tags but it doesn’t want to convert the list to PyDataSet. Here is the code: headerVals = event.source.parent.getComponent(‘Power Table’).data.getColumn…

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## [Issue opening client from WonderWare XML](https://forum.inductiveautomation.com/t/issue-opening-client-from-wonderware-xml/26237)

<div class="topic-metadata">

**Author:** [@bkarabinchak.psi](https://forum.inductiveautomation.com/u/bkarabinchak.psi)\
**Replies:** 2\
**Last updated:** [July 2, 2019, 7:00pm UTC](https://forum.inductiveautomation.com/t/issue-opening-client-from-wonderware-xml/26237 "2019-07-02T19:00:26Z")

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We have two thin clients with WonderWare that have a button that open an Ignition Client. This is targeting a shortcut in the C:\\ to the Ignitition client. One of these works fine, but the second client gives the follo…

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## [Returning Current Year in gateway script](https://forum.inductiveautomation.com/t/returning-current-year-in-gateway-script/26238)

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**Author:** [@wking](https://forum.inductiveautomation.com/u/wking)\
**Replies:** 1\
**Last updated:** [July 2, 2019, 6:52pm UTC](https://forum.inductiveautomation.com/t/returning-current-year-in-gateway-script/26238 "2019-07-02T18:52:33Z")

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Hello, I am trying to return the current year in a gateway script. The following returns a value of 1970. How can I return the current year in “yyyy” format? Thanks for any help! from java.util import Calendar import ja…

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## [Customizing Power Table Headers and Backgrounds](https://forum.inductiveautomation.com/t/customizing-power-table-headers-and-backgrounds/10023)

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**Author:** [@David.Doll](https://forum.inductiveautomation.com/u/David.Doll)\
**Replies:** 5\
**Last updated:** [July 2, 2019, 4:30pm UTC](https://forum.inductiveautomation.com/t/customizing-power-table-headers-and-backgrounds/10023 "2019-07-02T16:30:59Z")

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I have a Power Table that I would like to change the color of the background and foreground(font) of the header row. Also, the table does not always fill the entire area if there are few records returned and while the ba…

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## [\[bug-14023\]8.0.2-rc1 - core - Error configuring tag](https://forum.inductiveautomation.com/t/bug-14023-8-0-2-rc1-core-error-configuring-tag/25362)

<div class="topic-metadata">

**Author:** [@mazeyrat](https://forum.inductiveautomation.com/u/mazeyrat)\
**Replies:** 8\
**Last updated:** [July 2, 2019, 4:10pm UTC](https://forum.inductiveautomation.com/t/bug-14023-8-0-2-rc1-core-error-configuring-tag/25362 "2019-07-02T16:10:07Z")

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when I try to import some tags from a json file I have the following error How to find the tag(s) in error ? core 28May2019 17:11:33 Error configuring tag java.lang.NullPointerException: null at com.inductiveautomatio…

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## [How to set up a conditional blinking background color?](https://forum.inductiveautomation.com/t/how-to-set-up-a-conditional-blinking-background-color/26223)

<div class="topic-metadata">

**Author:** [@bkarabinchak.psi](https://forum.inductiveautomation.com/u/bkarabinchak.psi)\
**Replies:** 5\
**Last updated:** [July 2, 2019, 3:23pm UTC](https://forum.inductiveautomation.com/t/how-to-set-up-a-conditional-blinking-background-color/26223 "2019-07-02T15:23:55Z")

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I have a navbar where currently the only item with a backgruond color is the window selected. We have one window that has messages. We want it such if the person has a message waiting for them, the nav bar blinks that …

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## [\[Feature-14345\]Login/Logout Events For Perspective](https://forum.inductiveautomation.com/t/feature-14345-login-logout-events-for-perspective/26216)

<div class="topic-metadata">

**Author:** [@Chris\_Taylor](https://forum.inductiveautomation.com/u/Chris_Taylor)\
**Replies:** 2\
**Last updated:** [July 2, 2019, 2:21pm UTC](https://forum.inductiveautomation.com/t/feature-14345-login-logout-events-for-perspective/26216 "2019-07-02T14:21:02Z")

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Good Morning Within Perspective, I’d like to run an event when a user logs in, I can see how to run an event when the session starts in Session events but the user info seems not to be available at that time. What am I …

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## [getGatewayAddress() in the gateway scope?](https://forum.inductiveautomation.com/t/getgatewayaddress-in-the-gateway-scope/26218)

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**Author:** [@mazeyrat](https://forum.inductiveautomation.com/u/mazeyrat)\
**Replies:** 6\
**Last updated:** [July 2, 2019, 12:59pm UTC](https://forum.inductiveautomation.com/t/getgatewayaddress-in-the-gateway-scope/26218 "2019-07-02T12:59:43Z")

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The system.util.getGatewayAddress() is only available in the client scope. I would like to obtain the gatewayAddress in the gateway scope ?

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## ["Global name 'world' is not defined" in Client Tag Change script](https://forum.inductiveautomation.com/t/global-name-world-is-not-defined-in-client-tag-change-script/25982)

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**Author:** [@ecan](https://forum.inductiveautomation.com/u/ecan)\
**Replies:** 10\
**Last updated:** [July 2, 2019, 12:39pm UTC](https://forum.inductiveautomation.com/t/global-name-world-is-not-defined-in-client-tag-change-script/25982 "2019-07-02T12:39:14Z")

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Hi, I have a piece of code that works fine in actionPerformed of components. The same exact code leads to “Global name ‘world’ is not defined” in my Client Tag Change script. Any idea why? Code from project.hello impo…

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## [Number of devices](https://forum.inductiveautomation.com/t/number-of-devices/26213)

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**Author:** [@renix](https://forum.inductiveautomation.com/u/renix)\
**Replies:** 1\
**Last updated:** [July 2, 2019, 12:19pm UTC](https://forum.inductiveautomation.com/t/number-of-devices/26213 "2019-07-02T12:19:33Z")

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How many devices can connect to ignition edge enterprise? Any restriction on the number of devices that Edge Enterprise can talk to?

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## [Average per hour? \[Reporting Module\]](https://forum.inductiveautomation.com/t/average-per-hour-reporting-module/12099)

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**Author:** [@DanielFVS](https://forum.inductiveautomation.com/u/DanielFVS)\
**Replies:** 2\
**Last updated:** [July 2, 2019, 3:48am UTC](https://forum.inductiveautomation.com/t/average-per-hour-reporting-module/12099 "2019-07-02T03:48:17Z")

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Hello, I’ve recently finished my course in Eletronics, Automation and Instrumentation and for the first time i’m creating a SCADA project using Ignition. I’m experiencing some issues with my project… I wan’t to create …

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## [Ignition 8 Can't create UDT from an existing](https://forum.inductiveautomation.com/t/ignition-8-cant-create-udt-from-an-existing/26210)

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**Author:** [@seancourtney1](https://forum.inductiveautomation.com/u/seancourtney1)\
**Replies:** 0\
**Last updated:** [July 1, 2019, 9:51pm UTC](https://forum.inductiveautomation.com/t/ignition-8-cant-create-udt-from-an-existing/26210 "2019-07-01T21:51:32Z")

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You used to be able to create a UDT framework from an existing tag. When you try you are asked to select an instance.

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## [\[Feature-12216\] Table Row heights](https://forum.inductiveautomation.com/t/feature-12216-table-row-heights/21020)

<div class="topic-metadata">

**Author:** [@oisin.gribben](https://forum.inductiveautomation.com/u/oisin.gribben)\
**Replies:** 5\
**Last updated:** [July 1, 2019, 8:40pm UTC](https://forum.inductiveautomation.com/t/feature-12216-table-row-heights/21020 "2019-07-01T20:40:08Z")

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Hi, Am I missing the option to resize the row heights in a table or is it not added yet.

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## [How does the gateway check its connection to the internet?](https://forum.inductiveautomation.com/t/how-does-the-gateway-check-its-connection-to-the-internet/26201)

<div class="topic-metadata">

**Author:** [@gjw\_rfg](https://forum.inductiveautomation.com/u/gjw_rfg)\
**Replies:** 2\
**Last updated:** [July 1, 2019, 12:39pm UTC](https://forum.inductiveautomation.com/t/how-does-the-gateway-check-its-connection-to-the-internet/26201 "2019-07-01T12:39:07Z")

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For the licensing page the gate way says its offline. Windows does have internet. It did activate once about a month ago, I’m not sure what has changed that it doesn’t want to anymore. Windows server. 8.02

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## [Error writing "false" to tag](https://forum.inductiveautomation.com/t/error-writing-false-to-tag/25831)

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**Author:** [@OscarLucas](https://forum.inductiveautomation.com/u/OscarLucas)\
**Replies:** 9\
**Last updated:** [July 1, 2019, 4:10pm UTC](https://forum.inductiveautomation.com/t/error-writing-false-to-tag/25831 "2019-07-01T16:10:50Z")

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I already migrate a edge program from 7.10.9 to 8.0.2 in my UDT when i navigate start to appear this message. What can i do to solve? I have project in read/write mode

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## [Android perspective focus](https://forum.inductiveautomation.com/t/android-perspective-focus/26185)

<div class="topic-metadata">

**Author:** [@craigb](https://forum.inductiveautomation.com/u/craigb)\
**Replies:** 1\
**Last updated:** [July 1, 2019, 3:38pm UTC](https://forum.inductiveautomation.com/t/android-perspective-focus/26185 "2019-07-01T15:38:21Z")

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On an android tablet, everything you click like text, containers etc gets a orange border. Doesn’t seem to do it on ios. Im getting users asking me why that “thing” has an orange border.

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## [\[Feature-14336\]Script Evaluation Error Tooltip Is Not Helpful](https://forum.inductiveautomation.com/t/feature-14336-script-evaluation-error-tooltip-is-not-helpful/26188)

<div class="topic-metadata">

**Author:** [@Katarn](https://forum.inductiveautomation.com/u/Katarn)\
**Replies:** 1\
**Last updated:** [July 1, 2019, 3:28pm UTC](https://forum.inductiveautomation.com/t/feature-14336-script-evaluation-error-tooltip-is-not-helpful/26188 "2019-07-01T15:28:19Z")

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I have a script which is throwing an Error\_ScriptEval warning in the script transform editor, but the tooltip provides only part of a stacktrace which refers to internals instead of my code, so I only know where the erro…

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## [BUG Custom parameters called 'key' disappear](https://forum.inductiveautomation.com/t/bug-custom-parameters-called-key-disappear/26173)

<div class="topic-metadata">

**Author:** [@NorthPoint](https://forum.inductiveautomation.com/u/NorthPoint)\
**Replies:** 3\
**Last updated:** [July 1, 2019, 3:15pm UTC](https://forum.inductiveautomation.com/t/bug-custom-parameters-called-key-disappear/26173 "2019-07-01T15:15:22Z")

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View custom parameters called 'key" still work but disappear.

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## [Touch Screen Issues](https://forum.inductiveautomation.com/t/touch-screen-issues/18326)

<div class="topic-metadata">

**Author:** [@BillS](https://forum.inductiveautomation.com/u/BillS)\
**Replies:** 11\
**Last updated:** [July 1, 2019, 3:03pm UTC](https://forum.inductiveautomation.com/t/touch-screen-issues/18326 "2019-07-01T15:03:57Z")

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Hello, We have a new client that is using touch screens for the clients and I'm noticing some disturbing problems that the lack of a real keyboard and the fact that the client is configured for the whole screen (No Win…

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## [Gateway didn't start](https://forum.inductiveautomation.com/t/gateway-didnt-start/26205)

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**Author:** [@tamerplc](https://forum.inductiveautomation.com/u/tamerplc)\
**Replies:** 4\
**Last updated:** [July 1, 2019, 2:51pm UTC](https://forum.inductiveautomation.com/t/gateway-didnt-start/26205 "2019-07-01T14:51:00Z")

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I am unable to run the gateway and getting below errors. even have changed the port to 8090 but still giving me the same errors. attached Log file INFO | jvm 1 | 2019/07/01 07:32:52 | WrapperSimpleApp: INFO | …

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## [\[13069\] - Write value to Opc item feature for Expression Tags is no longer available in 8.0](https://forum.inductiveautomation.com/t/13069-write-value-to-opc-item-feature-for-expression-tags-is-no-longer-available-in-8-0/23112)

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**Author:** [@andrea.morando](https://forum.inductiveautomation.com/u/andrea.morando)\
**Replies:** 8\
**Last updated:** [July 1, 2019, 1:12pm UTC](https://forum.inductiveautomation.com/t/13069-write-value-to-opc-item-feature-for-expression-tags-is-no-longer-available-in-8-0/23112 "2019-07-01T13:12:36Z")

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Dear all, in the 7.9.x releases, I was used to use the “Write value back to OPC item” feature for Expression Tags. Where do I find this feature in the new tag environment? Thank you.

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## [Problem on Ignition training about gateway network and redundancy](https://forum.inductiveautomation.com/t/problem-on-ignition-training-about-gateway-network-and-redundancy/26199)

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**Author:** [@s.akkrawin](https://forum.inductiveautomation.com/u/s.akkrawin)\
**Replies:** 0\
**Last updated:** [July 1, 2019, 9:59am UTC](https://forum.inductiveautomation.com/t/problem-on-ignition-training-about-gateway-network-and-redundancy/26199 "2019-07-01T09:59:11Z")

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I’m a newbie about this program.i learn a ignition form the inductive university website but i have a problem about the gateway network part. I dont understand how to make a connection between local gateway and remote ga…

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## [Commit value numeric text field in flex repeater before saving](https://forum.inductiveautomation.com/t/commit-value-numeric-text-field-in-flex-repeater-before-saving/26051)

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**Author:** [@indenkleefj](https://forum.inductiveautomation.com/u/indenkleefj)\
**Replies:** 5\
**Last updated:** [July 1, 2019, 8:17am UTC](https://forum.inductiveautomation.com/t/commit-value-numeric-text-field-in-flex-repeater-before-saving/26051 "2019-07-01T08:17:26Z")

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Hi, I have a flex repeater which is showing a flex with a numeric text field in it. The parameters of the flex are in and output parameters and are connected to the numeric text field bidirectional. Below the flex rep…

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## [Ignition 8 retrieval of bound properties](https://forum.inductiveautomation.com/t/ignition-8-retrieval-of-bound-properties/26184)

<div class="topic-metadata">

**Author:** [@mpderbec](https://forum.inductiveautomation.com/u/mpderbec)\
**Replies:** 2\
**Last updated:** [July 1, 2019, 12:44am UTC](https://forum.inductiveautomation.com/t/ignition-8-retrieval-of-bound-properties/26184 "2019-07-01T00:44:23Z")

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I’m trying to figure out how to retrieve the final value of a property that is bound to variables. In Ignition 7, you could just retrieve the property and whether it was bound or not was transparent to you. What’s the eq…

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## [Mqtt Publish script help](https://forum.inductiveautomation.com/t/mqtt-publish-script-help/26187)

<div class="topic-metadata">

**Author:** [@chris.havenga](https://forum.inductiveautomation.com/u/chris.havenga)\
**Replies:** 0\
**Last updated:** [June 30, 2019, 11:33am UTC](https://forum.inductiveautomation.com/t/mqtt-publish-script-help/26187 "2019-06-30T11:33:47Z")

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Is it possible to script so that the machine number changes dynamically according to a defined custom property. I am using tag event scripts to publish the value of the tag to a mqtt topic: system.cirruslink.engine.pu…

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## [Cloud Hosting Ignition for Cust. Demo](https://forum.inductiveautomation.com/t/cloud-hosting-ignition-for-cust-demo/5578)

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**Author:** [@scott\_stc](https://forum.inductiveautomation.com/u/scott_stc)\
**Replies:** 6\
**Last updated:** [June 30, 2019, 3:19am UTC](https://forum.inductiveautomation.com/t/cloud-hosting-ignition-for-cust-demo/5578 "2019-06-30T03:19:17Z")

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We would like to set up an instance of Ignition on a cloud server, but we have some initial questions: 1) You use Amazon EC2, do you like it? 2) Which AMI do you use, and in retrospect would you stay with the same AMI,…

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## [Module upgrade from 7 to 8: "Can't instantiate page using constructor"](https://forum.inductiveautomation.com/t/module-upgrade-from-7-to-8-cant-instantiate-page-using-constructor/26182)

<div class="topic-metadata">

**Author:** [@mpderbec](https://forum.inductiveautomation.com/u/mpderbec)\
**Replies:** 0\
**Last updated:** [June 29, 2019, 8:12pm UTC](https://forum.inductiveautomation.com/t/module-upgrade-from-7-to-8-cant-instantiate-page-using-constructor/26182 "2019-06-29T20:12:56Z")

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This is a public service announcement for anyone that is upgrading a module to work with Ignition 8 and they have a gateway component with a settings page. If you receive an Internal error when you navigate to your sett…

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## [getRPCHandler usage in Ignition 8.0](https://forum.inductiveautomation.com/t/getrpchandler-usage-in-ignition-8-0/25028)

<div class="topic-metadata">

**Author:** [@mazeyrat](https://forum.inductiveautomation.com/u/mazeyrat)\
**Replies:** 5\
**Last updated:** [June 29, 2019, 5:06pm UTC](https://forum.inductiveautomation.com/t/getrpchandler-usage-in-ignition-8-0/25028 "2019-06-29T17:06:19Z")

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Since I upgrade some module to Ignition 8.0, I need to suppress @Override annotation for getRPCHandler. Is it normal ??? to avaid the error : Method doesnot override method from its super class public class GatewayHook…

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## [Multi-Monitor Client - Not all windows deploy to indexed monitors solution](https://forum.inductiveautomation.com/t/multi-monitor-client-not-all-windows-deploy-to-indexed-monitors-solution/26175)

<div class="topic-metadata">

**Author:** [@momoore](https://forum.inductiveautomation.com/u/momoore)\
**Replies:** 0\
**Last updated:** [June 29, 2019, 3:25am UTC](https://forum.inductiveautomation.com/t/multi-monitor-client-not-all-windows-deploy-to-indexed-monitors-solution/26175 "2019-06-29T03:25:36Z")

</div>

Hi, writing this in hopes it helps others save some time in the future. I have a 4 monitor solution using the Multi-Monitor Client function built into Ignition as of 7.9.9. We love this function and it works well. We re…

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## [Easy chart as part of template on the popup](https://forum.inductiveautomation.com/t/easy-chart-as-part-of-template-on-the-popup/26154)

<div class="topic-metadata">

**Author:** [@asap13](https://forum.inductiveautomation.com/u/asap13)\
**Replies:** 1\
**Last updated:** [June 28, 2019, 9:43pm UTC](https://forum.inductiveautomation.com/t/easy-chart-as-part-of-template-on-the-popup/26154 "2019-06-28T21:43:29Z")

</div>

There is a template based on UDT tag. Template includes Easy Chart for analog trending. Template is used on the popup. How to configure Easy Chart in the template for dynamic reference on the popup in runtime?

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