# Ignition

**URL:** https://forum.inductiveautomation.com/c/ignition/6.md?page=994

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**Page:** 995

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## [Style Class Override Question](https://forum.inductiveautomation.com/t/style-class-override-question/48546)

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**Author:** [@Bill\_L](https://forum.inductiveautomation.com/u/Bill_L)\
**Replies:** 7\
**Last updated:** [July 8, 2021, 1:03pm UTC](https://forum.inductiveautomation.com/t/style-class-override-question/48546 "2021-07-08T13:03:02Z")

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Background Hello, I have made a few style classes to display the state of an emergency stop button: E-Stop-00-Base - inactive state of button, dimmer colors, outset border (to mimic not being pressed) E-Stop-01-A-Act…

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## [Perspective: onStartup script - reset Table data when a view is loaded](https://forum.inductiveautomation.com/t/perspective-onstartup-script-reset-table-data-when-a-view-is-loaded/48006)

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**Author:** [@Marc.Akoto](https://forum.inductiveautomation.com/u/Marc.Akoto)\
**Replies:** 4\
**Last updated:** [July 8, 2021, 1:02pm UTC](https://forum.inductiveautomation.com/t/perspective-onstartup-script-reset-table-data-when-a-view-is-loaded/48006 "2021-07-08T13:02:56Z")

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8.1.4-rc1 (b2021031812) Hi, I would like to erase the content of a table at each refresh of its parent view. I created this onStartup Event Script on the Table itself, but the data don’t seem to reset on startup. self…

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## [Named Queries syntax error when passing tag path strings](https://forum.inductiveautomation.com/t/named-queries-syntax-error-when-passing-tag-path-strings/48267)

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**Author:** [@r.p](https://forum.inductiveautomation.com/u/r.p)\
**Replies:** 14\
**Last updated:** [June 30, 2021, 9:14am UTC](https://forum.inductiveautomation.com/t/named-queries-syntax-error-when-passing-tag-path-strings/48267 "2021-06-30T09:14:55Z")

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I have a named query in Ignition 8 like the following: SELECT TagId FROM sn\_tags\_and\_items where DomainId = :domainId and TagPath like :tagPath where I pass domainId=99 and a tagPath=/my/tag/path the query works corre…

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## [Can't display Equipment list in OEE after I restart Production model as mes 2.0 training manaul said](https://forum.inductiveautomation.com/t/cant-display-equipment-list-in-oee-after-i-restart-production-model-as-mes-2-0-training-manaul-said/36377)

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**Author:** [@magicqilin](https://forum.inductiveautomation.com/u/magicqilin)\
**Replies:** 1\
**Last updated:** [July 8, 2021, 12:22pm UTC](https://forum.inductiveautomation.com/t/cant-display-equipment-list-in-oee-after-i-restart-production-model-as-mes-2-0-training-manaul-said/36377 "2021-07-08T12:22:34Z")

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I followed steps below, but the equipment list didnot show up , and my detailed info in attached. I think it’s not the version problem, and the plantform is 2.0 also , then why I can’t got the list ? Thanks https://hel…

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## [Accessing content of a site embedded in an IFrame using scripting](https://forum.inductiveautomation.com/t/accessing-content-of-a-site-embedded-in-an-iframe-using-scripting/48579)

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**Author:** [@pandreoli](https://forum.inductiveautomation.com/u/pandreoli)\
**Replies:** 3\
**Last updated:** [July 8, 2021, 6:50am UTC](https://forum.inductiveautomation.com/t/accessing-content-of-a-site-embedded-in-an-iframe-using-scripting/48579 "2021-07-08T06:50:58Z")

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I have a somewhat unique usecase for the IFrame component and I was hoping someone could help me understand if this is realistically possible. Situation: There is an external site that we plan to use often in our day to…

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## [\[BUG- IGN3049\] Decoding json with UTF-8 characters](https://forum.inductiveautomation.com/t/bug-ign3049-decoding-json-with-utf-8-characters/47935)

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**Author:** [@turgutisa](https://forum.inductiveautomation.com/u/turgutisa)\
**Replies:** 9\
**Last updated:** [July 8, 2021, 6:04am UTC](https://forum.inductiveautomation.com/t/bug-ign3049-decoding-json-with-utf-8-characters/47935 "2021-07-08T06:04:28Z")

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Hello, I am using system.util.jsonDecode() function after getting httpget() request. But when I do that, I am not getting properly some characters in Turkish language. so How can I get that value with correct characters…

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## [Installing Ignition 8 in diferent directories](https://forum.inductiveautomation.com/t/installing-ignition-8-in-diferent-directories/48597)

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**Author:** [@vlay](https://forum.inductiveautomation.com/u/vlay)\
**Replies:** 1\
**Last updated:** [July 8, 2021, 12:03am UTC](https://forum.inductiveautomation.com/t/installing-ignition-8-in-diferent-directories/48597 "2021-07-08T00:03:27Z")

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Hello, I was hoping some could help answer some questions in regards to installing ignition 8.1 in a different directory than the default. I know that there’s the location command line option but specifically I want to b…

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## [PLC stuck in Idle status](https://forum.inductiveautomation.com/t/plc-stuck-in-idle-status/48542)

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**Author:** [@mokam](https://forum.inductiveautomation.com/u/mokam)\
**Replies:** 8\
**Last updated:** [July 7, 2021, 9:17pm UTC](https://forum.inductiveautomation.com/t/plc-stuck-in-idle-status/48542 "2021-07-07T21:17:47Z")

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Hi, I have ignition 8.0.17 and some time some devices are stuck in IDLE. Must of the Contrologix plc. How can I resolve the problem. Thanks.

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## [SQL Report Error: Attempted Action could not complete](https://forum.inductiveautomation.com/t/sql-report-error-attempted-action-could-not-complete/48539)

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**Author:** [@justin.casleton](https://forum.inductiveautomation.com/u/justin.casleton)\
**Replies:** 10\
**Last updated:** [July 7, 2021, 8:07pm UTC](https://forum.inductiveautomation.com/t/sql-report-error-attempted-action-could-not-complete/48539 "2021-07-07T20:07:58Z")

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Ignition 8.1.1 I am trying to send out a weekly report using the reporting module. We have multiple customers so each customer will be sent their own report. This Monday was the first time of sending them out. I noticed…

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## [Ignition Perspective through a sperate Gateway](https://forum.inductiveautomation.com/t/ignition-perspective-through-a-sperate-gateway/48589)

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**Author:** [@cfuta](https://forum.inductiveautomation.com/u/cfuta)\
**Replies:** 2\
**Last updated:** [July 7, 2021, 8:06pm UTC](https://forum.inductiveautomation.com/t/ignition-perspective-through-a-sperate-gateway/48589 "2021-07-07T20:06:40Z")

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I have a perspective project that I have built up initially as a demo on an Ignition Gateway that does not have the perspective module installed for web page viewing but recently got access to another gateway that does h…

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## [Need to pull DINT and RESET from Micro820](https://forum.inductiveautomation.com/t/need-to-pull-dint-and-reset-from-micro820/48073)

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**Author:** [@andrews](https://forum.inductiveautomation.com/u/andrews)\
**Replies:** 23\
**Last updated:** [July 7, 2021, 7:02pm UTC](https://forum.inductiveautomation.com/t/need-to-pull-dint-and-reset-from-micro820/48073 "2021-07-07T19:02:50Z")

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Hello, I’m trying to pull a DINT to display, and a momentary button to reset value. I am using a micro820. I’ve heard modbus is the way to go. but i’m confused because tags in the 820 are not coil 1,2, etc… so I don’t k…

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## [Ignition 8.1.7: Perspective Tree Component - Copy from one Tree to another Tree](https://forum.inductiveautomation.com/t/ignition-8-1-7-perspective-tree-component-copy-from-one-tree-to-another-tree/48512)

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**Author:** [@mudbay](https://forum.inductiveautomation.com/u/mudbay)\
**Replies:** 3\
**Last updated:** [July 7, 2021, 6:11pm UTC](https://forum.inductiveautomation.com/t/ignition-8-1-7-perspective-tree-component-copy-from-one-tree-to-another-tree/48512 "2021-07-07T18:11:21Z")

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Was wondering if any of the gurus in Python might know of a novel way to do the following between two (2) Tree components in Perspective: Select some random branches within one tree (Source Tree) Copy the selected bran…

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## [Limitations for project ressources names are matching windows OS, not gateway OS](https://forum.inductiveautomation.com/t/limitations-for-project-ressources-names-are-matching-windows-os-not-gateway-os/48574)

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**Author:** [@Plantformance](https://forum.inductiveautomation.com/u/Plantformance)\
**Replies:** 3\
**Last updated:** [July 7, 2021, 4:47pm UTC](https://forum.inductiveautomation.com/t/limitations-for-project-ressources-names-are-matching-windows-os-not-gateway-os/48574 "2021-07-07T16:47:20Z")

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Hello guys We migrated a client today, after reviewing manuals 7.9 to 8.0, and 7.9 to 8.1 to make a perfect preparation. Unfortunately we found out exactly the consequence bug-13518, not being prepared to that (and had…

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## [\[Bug\] Vision Client soft-locks if updated with error box open and resized](https://forum.inductiveautomation.com/t/bug-vision-client-soft-locks-if-updated-with-error-box-open-and-resized/48576)

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**Author:** [@Cory.grube](https://forum.inductiveautomation.com/u/Cory.grube)\
**Replies:** 0\
**Last updated:** [July 7, 2021, 3:44pm UTC](https://forum.inductiveautomation.com/t/bug-vision-client-soft-locks-if-updated-with-error-box-open-and-resized/48576 "2021-07-07T15:44:39Z")

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Version 8.1.7 I just discovered that if you have an error box open when you update a Vision Client, the client can end up soft-locked. The update popup is modal, but the error box retains visual focus. If you’ve resized…

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## [refreshBinding not working on flex repeater props.instances](https://forum.inductiveautomation.com/t/refreshbinding-not-working-on-flex-repeater-props-instances/45208)

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**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\
**Replies:** 20\
**Last updated:** [July 7, 2021, 2:47pm UTC](https://forum.inductiveautomation.com/t/refreshbinding-not-working-on-flex-repeater-props-instances/45208 "2021-07-07T14:47:58Z")

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I have a flex repeater with a query binding on its props.instances property, and I’m trying to refresh it on button click, but it doesn’t appear to do anything when I run: self.getSibling('FlexRepeater').refreshBinding(…

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## [Opening a 'window' in a specific 'desktop'](https://forum.inductiveautomation.com/t/opening-a-window-in-a-specific-desktop/48552)

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**Author:** [@amin.akbarinakhjavan](https://forum.inductiveautomation.com/u/amin.akbarinakhjavan)\
**Replies:** 4\
**Last updated:** [July 7, 2021, 1:18pm UTC](https://forum.inductiveautomation.com/t/opening-a-window-in-a-specific-desktop/48552 "2021-07-07T13:18:58Z")

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I’m making changes to a very old project, I’m trying write a script to a button that opens a “window” in a different “desktop” than the one containing the button.

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## [Kymera module failed to load the data templates](https://forum.inductiveautomation.com/t/kymera-module-failed-to-load-the-data-templates/48558)

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**Author:** [@elijah.puga](https://forum.inductiveautomation.com/u/elijah.puga)\
**Replies:** 1\
**Last updated:** [July 7, 2021, 1:03pm UTC](https://forum.inductiveautomation.com/t/kymera-module-failed-to-load-the-data-templates/48558 "2021-07-07T13:03:13Z")

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I am using a third part module called Kymera. I have already set a few data templates: However I tried to run the vision client and sometimes, the data templates would not load and will return this error: 12:38:26.41…

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## [Modbus TCP Read Write](https://forum.inductiveautomation.com/t/modbus-tcp-read-write/48556)

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**Author:** [@Gaurav.Shitole](https://forum.inductiveautomation.com/u/Gaurav.Shitole)\
**Replies:** 2\
**Last updated:** [July 7, 2021, 12:58pm UTC](https://forum.inductiveautomation.com/t/modbus-tcp-read-write/48556 "2021-07-07T12:58:51Z")

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Hello there, I read posts from other users for read/write Modbus and found they either had issue writing in multiple registers or writing into bit of single register. In my case I am able to read 32 bit signed real val…

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## [System.tag.browse seems slower than it was in v7?](https://forum.inductiveautomation.com/t/system-tag-browse-seems-slower-than-it-was-in-v7/42727)

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**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\
**Replies:** 1\
**Last updated:** [July 7, 2021, 12:06pm UTC](https://forum.inductiveautomation.com/t/system-tag-browse-seems-slower-than-it-was-in-v7/42727 "2021-07-07T12:06:10Z")

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v8.1.0 I don’t know if it’s just me, but the system.tag.browse functions seems a lot slower now to return than it did in v8 if you use recursive calls… Is it just me? It took 76s to browse a sub-folder recursively (20,0…

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## [Alarm event partitioning and indexing](https://forum.inductiveautomation.com/t/alarm-event-partitioning-and-indexing/48555)

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**Author:** [@nicholas.robinson](https://forum.inductiveautomation.com/u/nicholas.robinson)\
**Replies:** 0\
**Last updated:** [July 7, 2021, 12:34am UTC](https://forum.inductiveautomation.com/t/alarm-event-partitioning-and-indexing/48555 "2021-07-07T00:34:06Z")

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In the name of controlling overall DB size and having quick query speeds, has IA ever considered auto partitioning of alarm events per month like tag history does? This would allow for a retention policy to be enacted w…

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## [PRTG Network Monitor API usage](https://forum.inductiveautomation.com/t/prtg-network-monitor-api-usage/48501)

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**Author:** [@0sm0](https://forum.inductiveautomation.com/u/0sm0)\
**Replies:** 2\
**Last updated:** [July 6, 2021, 11:38pm UTC](https://forum.inductiveautomation.com/t/prtg-network-monitor-api-usage/48501 "2021-07-06T23:38:45Z")

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Hey Guys, Just wondering if anyone out there has successfully hooked ignition up to the PRTG API to pull sensor probe data? cheers

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## [writeFile Error](https://forum.inductiveautomation.com/t/writefile-error/48549)

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**Author:** [@jramirez3](https://forum.inductiveautomation.com/u/jramirez3)\
**Replies:** 3\
**Last updated:** [July 6, 2021, 8:56pm UTC](https://forum.inductiveautomation.com/t/writefile-error/48549 "2021-07-06T20:56:48Z")

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Can someone tell me why I’m getting this error when running this scripting function? system.file.writeFile, isn’t it supposed to create the file if it doesn’t exist? IOError: The system cannot find the path specified

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## [Perspective Power Chart with Remote Provider](https://forum.inductiveautomation.com/t/perspective-power-chart-with-remote-provider/43886)

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**Author:** [@mleefers](https://forum.inductiveautomation.com/u/mleefers)\
**Replies:** 5\
**Last updated:** [July 6, 2021, 8:22pm UTC](https://forum.inductiveautomation.com/t/perspective-power-chart-with-remote-provider/43886 "2021-07-06T20:22:06Z")

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Is there a way to access remote tag providers history with the Perspective power chart if the history access is set to Gateway Network?

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## [The connection is locked and the client needs to be restarted](https://forum.inductiveautomation.com/t/the-connection-is-locked-and-the-client-needs-to-be-restarted/48533)

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**Author:** [@FLoudet](https://forum.inductiveautomation.com/u/FLoudet)\
**Replies:** 9\
**Last updated:** [July 6, 2021, 7:35pm UTC](https://forum.inductiveautomation.com/t/the-connection-is-locked-and-the-client-needs-to-be-restarted/48533 "2021-07-06T19:35:55Z")

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Hello everybody. I have problems with one of the scadas that are in the factory, in the gateway there are 3 projects, luckily it only happens in one of them. When the error occurs, the scada hangs or disconnects, havin…

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## [Date/time with sytem.date](https://forum.inductiveautomation.com/t/date-time-with-sytem-date/48514)

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**Author:** [@ken.maze](https://forum.inductiveautomation.com/u/ken.maze)\
**Replies:** 3\
**Last updated:** [July 6, 2021, 6:11pm UTC](https://forum.inductiveautomation.com/t/date-time-with-sytem-date/48514 "2021-07-06T18:11:38Z")

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Hi, if I want to create a date, I should use system.date.getDate. Is there a method that I can put in date & time? Best thing I have thought of is using system.date.add\* Hours, Minutes, Seconds, and MIlls to my call o…

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## [When exactly do leased tags of a UDT become active?](https://forum.inductiveautomation.com/t/when-exactly-do-leased-tags-of-a-udt-become-active/45196)

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**Author:** [@ddonco](https://forum.inductiveautomation.com/u/ddonco)\
**Replies:** 4\
**Last updated:** [July 6, 2021, 4:23pm UTC](https://forum.inductiveautomation.com/t/when-exactly-do-leased-tags-of-a-udt-become-active/45196 "2021-07-06T16:23:40Z")

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Getting into the specifics of leased tags on this one. I have a UDT with tags in driven scan classes and others (SQL query tags) in leased scan classes. A couple of the driven scan class tags are used to show equipment s…

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## [\[Bug-16623\]Copying UDT instance within UDT editor and changing instance parameters updates all copies](https://forum.inductiveautomation.com/t/bug-16623-copying-udt-instance-within-udt-editor-and-changing-instance-parameters-updates-all-copies/35106)

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**Author:** [@michael2](https://forum.inductiveautomation.com/u/michael2)\
**Replies:** 6\
**Last updated:** [July 6, 2021, 4:20pm UTC](https://forum.inductiveautomation.com/t/bug-16623-copying-udt-instance-within-udt-editor-and-changing-instance-parameters-updates-all-copies/35106 "2021-07-06T16:20:47Z")

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Not sure if this is intended behaviour or not: Create a udt with some parameters Create a second udt and add an instance of the udt created in step 1 Create 2 copies of the instance and change a parameter of the first …

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## [Bar Chart Target Line](https://forum.inductiveautomation.com/t/bar-chart-target-line/11905)

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**Author:** [@plarochelle](https://forum.inductiveautomation.com/u/plarochelle)\
**Replies:** 2\
**Last updated:** [July 6, 2021, 4:07pm UTC](https://forum.inductiveautomation.com/t/bar-chart-target-line/11905 "2021-07-06T16:07:32Z")

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Is there a way to add a target line(s) to a bar chart in a vision window? Thanks in advance.

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## [Client to show RAM and CPU status](https://forum.inductiveautomation.com/t/client-to-show-ram-and-cpu-status/48534)

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**Author:** [@thiamweekhoo](https://forum.inductiveautomation.com/u/thiamweekhoo)\
**Replies:** 3\
**Last updated:** [July 6, 2021, 4:07pm UTC](https://forum.inductiveautomation.com/t/client-to-show-ram-and-cpu-status/48534 "2021-07-06T16:07:05Z")

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Hello. May I know how can i show the CPU and Memory usage at the client. Is that possible ? Thanks.

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## [\[BUG 1199\] 8.1.0 Vision single-step z-order buttons don't work properly for lines](https://forum.inductiveautomation.com/t/bug-1199-8-1-0-vision-single-step-z-order-buttons-dont-work-properly-for-lines/41080)

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**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\
**Replies:** 8\
**Last updated:** [July 6, 2021, 3:59pm UTC](https://forum.inductiveautomation.com/t/bug-1199-8-1-0-vision-single-step-z-order-buttons-dont-work-properly-for-lines/41080 "2021-07-06T15:59:24Z")

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When you have lines crossing over each other, changing the z-order by one step is super dodgy. See screen capture below. Notes: I’m trying to get the lines below the fat red line to appear on top of the red line I re…

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