# Latest **URL:** https://forum.inductiveautomation.com/latest.md?page=1253 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1254 --- ## [Checking for serial port open or closed](https://forum.inductiveautomation.com/t/checking-for-serial-port-open-or-closed/6295)
**Author:** [@Brett\_Yeomans](https://forum.inductiveautomation.com/u/Brett_Yeomans)\ **Replies:** 9\ **Last updated:** [December 14, 2020, 2:13am UTC](https://forum.inductiveautomation.com/t/checking-for-serial-port-open-or-closed/6295 "2020-12-14T02:13:45Z")
Hi, Is there a way to see if the serial port is open or closed when using the serial module? I have been closing it to 'empty' the serial buffer rather than take in unwanted data from my serial weigh scales on the next … --- ## [Ignition 7.9: OPC Tag Tree Browser - Error Loading Children - NullPointerException](https://forum.inductiveautomation.com/t/ignition-7-9-opc-tag-tree-browser-error-loading-children-nullpointerexception/41483)
**Author:** [@mark.benedicto](https://forum.inductiveautomation.com/u/mark.benedicto)\ **Replies:** 0\ **Last updated:** [December 13, 2020, 11:41pm UTC](https://forum.inductiveautomation.com/t/ignition-7-9-opc-tag-tree-browser-error-loading-children-nullpointerexception/41483 "2020-12-13T23:41:49Z")
Hi all, I just need some help in regards to the Tag Tree Browser. There are instances where I close the pop-up with this component, then Ignition gives me the error below. What is the best way to catch this? In my under… --- ## [Add variable to Chart Title?](https://forum.inductiveautomation.com/t/add-variable-to-chart-title/41480)
**Author:** [@sungkhum](https://forum.inductiveautomation.com/u/sungkhum)\ **Replies:** 1\ **Last updated:** [December 13, 2020, 6:41pm UTC](https://forum.inductiveautomation.com/t/add-variable-to-chart-title/41480 "2020-12-13T18:41:17Z")
Is there a way to override the chart title in Perspective to include a variable (I want to add the current value of a tag)? --- ## [Transaction Groups Stopped](https://forum.inductiveautomation.com/t/transaction-groups-stopped/41479)
**Author:** [@mcgheeiv](https://forum.inductiveautomation.com/u/mcgheeiv)\ **Replies:** 4\ **Last updated:** [December 13, 2020, 6:32pm UTC](https://forum.inductiveautomation.com/t/transaction-groups-stopped/41479 "2020-12-13T18:32:04Z")
Version 8.1 All my transaction groups stopped at just after midnight today (12:36 AM). They are block transaction groups, scheduled to run every 30 seconds and are triggered on an OPC item when the value is \> 0. Diffe… --- ## [Any way to increase the chart plot curve interpolation?](https://forum.inductiveautomation.com/t/any-way-to-increase-the-chart-plot-curve-interpolation/41472)
**Author:** [@sungkhum](https://forum.inductiveautomation.com/u/sungkhum)\ **Replies:** 2\ **Last updated:** [December 13, 2020, 4:35pm UTC](https://forum.inductiveautomation.com/t/any-way-to-increase-the-chart-plot-curve-interpolation/41472 "2020-12-13T16:35:46Z")
I’m trying to smooth out my chart line, and while curveBasis is a step in the right direction, it barely smooths the chart out with the data I am using. Is there anyway to manually increase the amount it smooths out the … --- ## [Moving Average in Perspective Chart?](https://forum.inductiveautomation.com/t/moving-average-in-perspective-chart/41469)
**Author:** [@sungkhum](https://forum.inductiveautomation.com/u/sungkhum)\ **Replies:** 1\ **Last updated:** [December 13, 2020, 6:21am UTC](https://forum.inductiveautomation.com/t/moving-average-in-perspective-chart/41469 "2020-12-13T06:21:29Z")
What’s the best way to create a moving average from a tag with history enabled in a Perspective Time Series Chart (trying to smooth out the chart line)? --- ## [Chart cubic interpolation](https://forum.inductiveautomation.com/t/chart-cubic-interpolation/35870)
**Author:** [@jakned](https://forum.inductiveautomation.com/u/jakned)\ **Replies:** 8\ **Last updated:** [December 13, 2020, 6:17am UTC](https://forum.inductiveautomation.com/t/chart-cubic-interpolation/35870 "2020-12-13T06:17:28Z")
Hi, I took an example from following site: https://www.chartjs.org/samples/latest/charts/line/interpolation-modes.html and I wonder if chart component offers similar functionality. I have a simple chart with one value … --- ## [Can't use "/" in popup forms](https://forum.inductiveautomation.com/t/cant-use-in-popup-forms/41470)
**Author:** [@ryanjmclaughlin](https://forum.inductiveautomation.com/u/ryanjmclaughlin)\ **Replies:** 0\ **Last updated:** [December 13, 2020, 3:54am UTC](https://forum.inductiveautomation.com/t/cant-use-in-popup-forms/41470 "2020-12-13T03:54:02Z")
Getting the following from a popup form I create that contains a File Upload. It appears that your allowed to use a “/” character in the identifier of the popup (I was using the path to the view) but if you do that, it … --- ## [Error With Node Red Connection](https://forum.inductiveautomation.com/t/error-with-node-red-connection/41466)
**Author:** [@sungkhum](https://forum.inductiveautomation.com/u/sungkhum)\ **Replies:** 6\ **Last updated:** [December 12, 2020, 8:52pm UTC](https://forum.inductiveautomation.com/t/error-with-node-red-connection/41466 "2020-12-12T20:52:37Z")
I’ve installed both https://flows.nodered.org/node/node-red-contrib-ignition-nodes and https://github.com/IgnitionModuleDevelopmentCommunity/IgnitionNode-RED/tree/maker but after creating and entering my API keys and sec… --- ## [Perspective Table Error](https://forum.inductiveautomation.com/t/perspective-table-error/41427)
**Author:** [@thomas.stevic](https://forum.inductiveautomation.com/u/thomas.stevic)\ **Replies:** 2\ **Last updated:** [December 12, 2020, 5:52pm UTC](https://forum.inductiveautomation.com/t/perspective-table-error/41427 "2020-12-12T17:52:38Z")
I have a Perspective table that gets data from a SQL query. Everything seems to be working except I am getting a warning about a column\[0\].key. What is Ignition telling me to fix? --- ## [Perspective projects intranet home page](https://forum.inductiveautomation.com/t/perspective-projects-intranet-home-page/41463)
**Author:** [@Transistor](https://forum.inductiveautomation.com/u/Transistor)\ **Replies:** 1\ **Last updated:** [December 12, 2020, 5:37pm UTC](https://forum.inductiveautomation.com/t/perspective-projects-intranet-home-page/41463 "2020-12-12T17:37:29Z")
Has anyone come up with a sensible home page scheme for their Ignition server? Company DNS should point to server’s IP address. Browsing to that should launch the home page on port 80 (with optional redirect to https). … --- ## [UDT and Easy Chart](https://forum.inductiveautomation.com/t/udt-and-easy-chart/8281)
**Author:** [@Jans\_Wang](https://forum.inductiveautomation.com/u/Jans_Wang)\ **Replies:** 3\ **Last updated:** [December 12, 2020, 5:19pm UTC](https://forum.inductiveautomation.com/t/udt-and-easy-chart/8281 "2020-12-12T17:19:49Z")
Does anyone have video which was talked in viewtopic.php?f=70&t=5316? I do not find this video in that topic. Thanks. Jans --- ## [Scripting - system.tag.configure - Create UDT](https://forum.inductiveautomation.com/t/scripting-system-tag-configure-create-udt/41405)
**Author:** [@luc.martin](https://forum.inductiveautomation.com/u/luc.martin)\ **Replies:** 1\ **Last updated:** [December 12, 2020, 10:56am UTC](https://forum.inductiveautomation.com/t/scripting-system-tag-configure-create-udt/41405 "2020-12-12T10:56:08Z")
I’m on 8.1.1 I try to dynamically configure tags, I want to create a UDT… Is there a way to do something like this ? if tagData == "Integer": tagDataType = "Int4" elif tagData == "Long": tagDataType = … --- ## [Vision Bar chart with more than 2 column series?](https://forum.inductiveautomation.com/t/vision-bar-chart-with-more-than-2-column-series/41459)
**Author:** [@davidwc](https://forum.inductiveautomation.com/u/davidwc)\ **Replies:** 0\ **Last updated:** [December 12, 2020, 5:02am UTC](https://forum.inductiveautomation.com/t/vision-bar-chart-with-more-than-2-column-series/41459 "2020-12-12T05:02:29Z")
Bar chart with more than 2 column series? I would like to use a bar chart with a dataset that is \[ 1 R x 3 C \] . For some reason when changing the extract order to extract by column it only shows 2 columns(2 series). Is… --- ## [Transform 5, 2 dimensiona arrays in the PLC to array of UDTs, with another UDT aray inside, in Ignition](https://forum.inductiveautomation.com/t/transform-5-2-dimensiona-arrays-in-the-plc-to-array-of-udts-with-another-udt-aray-inside-in-ignition/41457)
**Author:** [@TheColonel26](https://forum.inductiveautomation.com/u/TheColonel26)\ **Replies:** 0\ **Last updated:** [December 12, 2020, 2:50am UTC](https://forum.inductiveautomation.com/t/transform-5-2-dimensiona-arrays-in-the-plc-to-array-of-udts-with-another-udt-aray-inside-in-ignition/41457 "2020-12-12T02:50:46Z")
So I have 5, 2-dimensional Arrays, they are \[61,22\], in my CompactLogix PLC. I want to map them to this structure Udt\_A\_Instance0 \*\* Udt\_B\_Instance0 \*\*\* Member0 \*\*\* Member1 \*\*\* Member2 \*\*\* Member3 \*\*\* Member4 \*… --- ## [Does os.system in a Perspective view run in the client's browser or on the server?](https://forum.inductiveautomation.com/t/does-os-system-in-a-perspective-view-run-in-the-clients-browser-or-on-the-server/41454)
**Author:** [@Transistor](https://forum.inductiveautomation.com/u/Transistor)\ **Replies:** 1\ **Last updated:** [December 11, 2020, 10:35pm UTC](https://forum.inductiveautomation.com/t/does-os-system-in-a-perspective-view-run-in-the-clients-browser-or-on-the-server/41454 "2020-12-11T22:35:38Z")
I found myself flip-flopping on this. “Browser - 'cos it’s Perspective.” “Server - 'cos it would be unsafe to run code in the browser.” “Browser - it’s Java - or is it?” import os # -n for Windows ping count. -c f… --- ## [Tag quality changes generate alarm](https://forum.inductiveautomation.com/t/tag-quality-changes-generate-alarm/41310)
**Author:** [@nader.chinichian](https://forum.inductiveautomation.com/u/nader.chinichian)\ **Replies:** 6\ **Last updated:** [December 11, 2020, 10:03pm UTC](https://forum.inductiveautomation.com/t/tag-quality-changes-generate-alarm/41310 "2020-12-11T22:03:48Z")
Hi When I have a tag with alarm setting and tag value is in alarm state, changing the tag quality from good to bad and return to good again( by disconnecting and comnecting OPC UA) cause tag regenerate alarm even though… --- ## [Can't get tag.configure to set the datatype](https://forum.inductiveautomation.com/t/cant-get-tag-configure-to-set-the-datatype/41442)
**Author:** [@codersmurf](https://forum.inductiveautomation.com/u/codersmurf)\ **Replies:** 3\ **Last updated:** [December 11, 2020, 9:59pm UTC](https://forum.inductiveautomation.com/t/cant-get-tag-configure-to-set-the-datatype/41442 "2020-12-11T21:59:56Z")
system.tag.configure(’\[default\]’, \[{“name”: “Disabled-” + row\[‘Unit’\]\[‘value’\]}, {“valueSource”: “memory”}, {“dataType”: “String”}, {“value”: val}\]) I’m trying to create a tag and I was told to use configure. I get the… --- ## [Gateway Web Page Security Granular Access](https://forum.inductiveautomation.com/t/gateway-web-page-security-granular-access/41452)
**Author:** [@dferrie1](https://forum.inductiveautomation.com/u/dferrie1)\ **Replies:** 1\ **Last updated:** [December 11, 2020, 9:34pm UTC](https://forum.inductiveautomation.com/t/gateway-web-page-security-granular-access/41452 "2020-12-11T21:34:22Z")
Are you able to add roles the limit users on to specific configuration sections? Such as a role for Users, Roles editing and another for OPC connections? Thanks. --- ## [How Filter Unacked Alarm in Journal Alarm Table](https://forum.inductiveautomation.com/t/how-filter-unacked-alarm-in-journal-alarm-table/41451)
**Author:** [@nader.chinichian](https://forum.inductiveautomation.com/u/nader.chinichian)\ **Replies:** 0\ **Last updated:** [December 11, 2020, 9:25pm UTC](https://forum.inductiveautomation.com/t/how-filter-unacked-alarm-in-journal-alarm-table/41451 "2020-12-11T21:25:08Z")
Hi I’d like to filter Journal Alarm Table to show only Unacked Alarm (both ActiveUnacked and CleareUnacked). I can do this simply in Live Status Alarm Table but the filtering option in Journal Alarm Table doesn’t have … --- ## [\[Bug - IGN-846\] Report parameter calculation glitch](https://forum.inductiveautomation.com/t/bug-ign-846-report-parameter-calculation-glitch/39608)
**Author:** [@Brian](https://forum.inductiveautomation.com/u/Brian)\ **Replies:** 3\ **Last updated:** [December 8, 2020, 7:04pm UTC](https://forum.inductiveautomation.com/t/bug-ign-846-report-parameter-calculation-glitch/39608 "2020-12-08T19:04:23Z")
So, I was running my shiny new payroll attendance report today and happened across a weird glitch. I’m running 7.9.6 if that helps troubleshoot this. I have a table group setup with a parent table that is tied to a lis… --- ## [Transpose List of Objects](https://forum.inductiveautomation.com/t/transpose-list-of-objects/41430)
**Author:** [@valerie.garciakutlu](https://forum.inductiveautomation.com/u/valerie.garciakutlu)\ **Replies:** 6\ **Last updated:** [December 11, 2020, 8:43pm UTC](https://forum.inductiveautomation.com/t/transpose-list-of-objects/41430 "2020-12-11T20:43:10Z")
Hello. I am new to Ignition and I have a question; how do I transpose the columns/rows of a table. I have a list objects that I am trying to display in the table. . --- ## [When does the Delete Records task of an SQL Transaction Group run?](https://forum.inductiveautomation.com/t/when-does-the-delete-records-task-of-an-sql-transaction-group-run/41446)
**Author:** [@peter](https://forum.inductiveautomation.com/u/peter)\ **Replies:** 2\ **Last updated:** [December 11, 2020, 8:26pm UTC](https://forum.inductiveautomation.com/t/when-does-the-delete-records-task-of-an-sql-transaction-group-run/41446 "2020-12-11T20:26:45Z")
I’m experimenting with Transaction groups. I have data being logged to a table at the rate of 1 sample per second. I noted that with the “Delete records older than” option that: When the limit was set to older than … --- ## [Label size for SimpleGauge component](https://forum.inductiveautomation.com/t/label-size-for-simplegauge-component/41443)
**Author:** [@edward.rousseau](https://forum.inductiveautomation.com/u/edward.rousseau)\ **Replies:** 0\ **Last updated:** [December 11, 2020, 7:28pm UTC](https://forum.inductiveautomation.com/t/label-size-for-simplegauge-component/41443 "2020-12-11T19:28:15Z")
With the Ignition 8.1.1 update, il is not possible anymore to specify the size of the label of the simplegauge component in terms of ‘vh’. (I don’t know it it was ‘supported’ before, but it worked) Is there another way … --- ## [Siemens S7-1200 tags stop communicating even though device is connected](https://forum.inductiveautomation.com/t/siemens-s7-1200-tags-stop-communicating-even-though-device-is-connected/41325)
**Author:** [@aiyer](https://forum.inductiveautomation.com/u/aiyer)\ **Replies:** 5\ **Last updated:** [December 11, 2020, 7:10pm UTC](https://forum.inductiveautomation.com/t/siemens-s7-1200-tags-stop-communicating-even-though-device-is-connected/41325 "2020-12-11T19:10:54Z")
A facility we work with is using an older version of ignition v7.7 and is being used to connect to S7-1200 PLC tags. There are instances where the tags stop communicating and start reporting null values even though the … --- ## [Tabs width in a Tab Container](https://forum.inductiveautomation.com/t/tabs-width-in-a-tab-container/30623)
**Author:** [@bharghavi.balagopal](https://forum.inductiveautomation.com/u/bharghavi.balagopal)\ **Replies:** 5\ **Last updated:** [December 11, 2020, 6:55pm UTC](https://forum.inductiveautomation.com/t/tabs-width-in-a-tab-container/30623 "2020-12-11T18:55:20Z")
Is there a way we can change the width of each Tabs in a Tab Container? I have 6 Tabs, where one Tab label overlaps the other --- ## [Passing a parameter from the parent window](https://forum.inductiveautomation.com/t/passing-a-parameter-from-the-parent-window/41435)
**Author:** [@darren.sisco](https://forum.inductiveautomation.com/u/darren.sisco)\ **Replies:** 2\ **Last updated:** [December 11, 2020, 6:49pm UTC](https://forum.inductiveautomation.com/t/passing-a-parameter-from-the-parent-window/41435 "2020-12-11T18:49:35Z")
Hello, I have a template with a button on it. This button is a navigation button. When this button is pressed at the template repeater, I need it to pick up 3 parameters and pass them. I have the root container of th… --- ## [Tab Size Width (Tab Container) in Perspective](https://forum.inductiveautomation.com/t/tab-size-width-tab-container-in-perspective/41434)
**Author:** [@kumar.chellappan](https://forum.inductiveautomation.com/u/kumar.chellappan)\ **Replies:** 2\ **Last updated:** [December 11, 2020, 6:32pm UTC](https://forum.inductiveautomation.com/t/tab-size-width-tab-container-in-perspective/41434 "2020-12-11T18:32:45Z")
Hi, Does the tab size on the tab container can go only to 160? Is there a way to increase the tab width? Not sure if this is a bug in 8.1.1 Could someone point me in the right direction? Thank you. --- ## [SystemPropertiesRecord Warning/Error in Logs](https://forum.inductiveautomation.com/t/systempropertiesrecord-warning-error-in-logs/41425)
**Author:** [@Devin](https://forum.inductiveautomation.com/u/Devin)\ **Replies:** 2\ **Last updated:** [December 11, 2020, 6:24pm UTC](https://forum.inductiveautomation.com/t/systempropertiesrecord-warning-error-in-logs/41425 "2020-12-11T18:24:47Z")
Has anyone ever seen a warning/error similar to this one in the logs? Seems to happen every few minutes, but doesn’t really give me any information on how to track it down, so I’m not even sure where to start. Runn… --- ## [Bind parameter to attribute in a Data Type](https://forum.inductiveautomation.com/t/bind-parameter-to-attribute-in-a-data-type/41436)
**Author:** [@informatica](https://forum.inductiveautomation.com/u/informatica)\ **Replies:** 0\ **Last updated:** [December 11, 2020, 6:21pm UTC](https://forum.inductiveautomation.com/t/bind-parameter-to-attribute-in-a-data-type/41436 "2020-12-11T18:21:18Z")
Good afternoon. I remember that in Ignition 7 it was possible to bind a parameter of a Data Type to an attribute of the Data Type itself. But in Ignition 8, this doesn’t work. Data Type: When I create the ins… [Previous page](https://forum.inductiveautomation.com/latest.md?page=1252) [Next page](https://forum.inductiveautomation.com/latest.md?page=1254)