# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?page=907 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 908 --- ## [Serial Module - List Available Serial Ports](https://forum.inductiveautomation.com/t/serial-module-list-available-serial-ports/7875)
**Author:** [@Malcolm](https://forum.inductiveautomation.com/u/Malcolm)\ **Replies:** 5\ **Last updated:** [January 11, 2022, 7:05pm UTC](https://forum.inductiveautomation.com/t/serial-module-list-available-serial-ports/7875 "2022-01-11T19:05:35Z")
Hi Is there a way to List the available serial ports in a drop down list on the client PC when using the serial module, I could do with a setup page to allow 'engineers' to change the assigned serial port number of a b… --- ## [numberFormat() not display decimals](https://forum.inductiveautomation.com/t/numberformat-not-display-decimals/53944)
**Author:** [@flavien](https://forum.inductiveautomation.com/u/flavien)\ **Replies:** 18\ **Last updated:** [January 11, 2022, 5:46pm UTC](https://forum.inductiveautomation.com/t/numberformat-not-display-decimals/53944 "2022-01-11T17:46:33Z")
Hi, I’m in Ignition 8.1.12. Expression below not works I don’t know why. Result must be 13.8. --- ## [Now() and runScript(script, 5000) errors](https://forum.inductiveautomation.com/t/now-and-runscript-script-5000-errors/54888)
**Author:** [@markusx1094](https://forum.inductiveautomation.com/u/markusx1094)\ **Replies:** 5\ **Last updated:** [January 11, 2022, 5:04pm UTC](https://forum.inductiveautomation.com/t/now-and-runscript-script-5000-errors/54888 "2022-01-11T17:04:47Z")
So I am getting an error saying timer already cancelled quite frequently when trying to use a timer in expression language. The runScript is constant in the error while the now() function throws that error intermittently… --- ## [Perspective step counter](https://forum.inductiveautomation.com/t/perspective-step-counter/54883)
**Author:** [@Christopher\_Smith](https://forum.inductiveautomation.com/u/Christopher_Smith)\ **Replies:** 3\ **Last updated:** [January 11, 2022, 4:46pm UTC](https://forum.inductiveautomation.com/t/perspective-step-counter/54883 "2022-01-11T16:46:54Z")
I am using a button to increase a step count in Perspective. What I want to do is take a tag value, use the button to increment the value and then write the new value to the tag. I have been trying to do this but the t… --- ## [Perspective PDF viewer](https://forum.inductiveautomation.com/t/perspective-pdf-viewer/25711)
**Author:** [@souxifou](https://forum.inductiveautomation.com/u/souxifou)\ **Replies:** 13\ **Last updated:** [January 11, 2022, 3:28pm UTC](https://forum.inductiveautomation.com/t/perspective-pdf-viewer/25711 "2022-01-11T15:28:01Z")
Hi everyone, I have a problem with my PDF viewer (in perspective), when i’m using the path into the PDF viewer of vision is working but on perspective, the coponent tell me : “Failled to load PDF file”. Is this compone… --- ## [Perspective - datatable - script - selection - visible](https://forum.inductiveautomation.com/t/perspective-datatable-script-selection-visible/54875)
**Author:** [@luc.martin](https://forum.inductiveautomation.com/u/luc.martin)\ **Replies:** 0\ **Last updated:** [January 11, 2022, 2:27pm UTC](https://forum.inductiveautomation.com/t/perspective-datatable-script-selection-visible/54875 "2022-01-11T14:27:57Z")
I’m on 8.1.12 Is there a way to force selected row to be visible on screen. I have a datatable with several number of rows so my datable have vertical scrollbar. My script fill the selectedColumn and selectedRow but s… --- ## [Read timed out - Failed to read Tags and devices with loss of connection](https://forum.inductiveautomation.com/t/read-timed-out-failed-to-read-tags-and-devices-with-loss-of-connection/54842)
**Author:** [@Italo\_Araujo](https://forum.inductiveautomation.com/u/Italo_Araujo)\ **Replies:** 3\ **Last updated:** [January 11, 2022, 1:25pm UTC](https://forum.inductiveautomation.com/t/read-timed-out-failed-to-read-tags-and-devices-with-loss-of-connection/54842 "2022-01-11T13:25:46Z")
Hi, Currently our Ignition system has around 15 Devices registered and 70K Tags. We are losing the connection with the Tags registered in Ignition. We have already made a good separation of the Scanclass. The machine… --- ## [Reporting nested charts not showing data properly](https://forum.inductiveautomation.com/t/reporting-nested-charts-not-showing-data-properly/40118)
**Author:** [@tturner](https://forum.inductiveautomation.com/u/tturner)\ **Replies:** 4\ **Last updated:** [January 11, 2022, 1:24pm UTC](https://forum.inductiveautomation.com/t/reporting-nested-charts-not-showing-data-properly/40118 "2022-01-11T13:24:28Z")
Versions: - Ignition - v8.0.16 - Reporting Module - v5.0.16 - \*\* Data is scrubbed, used Simulator for example - This example only has 1 Pump shown for clarity - Indirection is used for that 1 Pump I have been able … --- ## [KeyError with SQL Query](https://forum.inductiveautomation.com/t/keyerror-with-sql-query/54830)
**Author:** [@eren.uyanik](https://forum.inductiveautomation.com/u/eren.uyanik)\ **Replies:** 6\ **Last updated:** [January 11, 2022, 1:07pm UTC](https://forum.inductiveautomation.com/t/keyerror-with-sql-query/54830 "2022-01-11T13:07:33Z")
Hello, When I ran this script, it appears KeyError fault for line 15 and 65 (bold)… What can be problem? File “tagevent:valueChanged”, line 15, in valueChanged File “tagevent:valueChanged”, line 65, in APIcall KeyEr… --- ## [Expression to access an address -Siemens-](https://forum.inductiveautomation.com/t/expression-to-access-an-address-siemens/54445)
**Author:** [@Maria\_P](https://forum.inductiveautomation.com/u/Maria_P)\ **Replies:** 4\ **Last updated:** [January 11, 2022, 1:02pm UTC](https://forum.inductiveautomation.com/t/expression-to-access-an-address-siemens/54445 "2022-01-11T13:02:18Z")
Hi all, I’m trying to access a dynamic address from a 1500 Siemens PLC. It should be something like \[PLCName\]DB50,Real300\*(2+n). Where n is a variable that actually comes from another tag. So: \[PLCName\]DB50,Real(300\*(… --- ## [Adding multiple client tags in one time](https://forum.inductiveautomation.com/t/adding-multiple-client-tags-in-one-time/54835)
**Author:** [@Charles\_ANDRE](https://forum.inductiveautomation.com/u/Charles_ANDRE)\ **Replies:** 9\ **Last updated:** [January 11, 2022, 12:05pm UTC](https://forum.inductiveautomation.com/t/adding-multiple-client-tags-in-one-time/54835 "2022-01-11T12:05:00Z")
Hi, I’m searching a script who can create multiple client tags, but i didn’t find anything. Have you any ideas for how can I do this? Thanks, Best, Charles ANDRE --- ## [Create a Folder in Tag Browser using Scripting](https://forum.inductiveautomation.com/t/create-a-folder-in-tag-browser-using-scripting/54866)
**Author:** [@prasath.t](https://forum.inductiveautomation.com/u/prasath.t)\ **Replies:** 1\ **Last updated:** [January 11, 2022, 9:24am UTC](https://forum.inductiveautomation.com/t/create-a-folder-in-tag-browser-using-scripting/54866 "2022-01-11T09:24:28Z")
Hi , I am using Tag Broswer i want to create folder in default location through scripting Is is it possible create folder using scripting? --- ## [Having a scrollbar on demand in Vision](https://forum.inductiveautomation.com/t/having-a-scrollbar-on-demand-in-vision/45959)
**Author:** [@ott.sellis](https://forum.inductiveautomation.com/u/ott.sellis)\ **Replies:** 10\ **Last updated:** [January 11, 2022, 6:30am UTC](https://forum.inductiveautomation.com/t/having-a-scrollbar-on-demand-in-vision/45959 "2022-01-11T06:30:22Z")
Hi, Is there a way to have a scrollbar appear, if my components do not fit to the window in some resolutions. In this case, the bottom-most component cannot be seen and I cannot use the vertical space, since otherwise w… --- ## [Validating if image present in a Image Library in Perspective](https://forum.inductiveautomation.com/t/validating-if-image-present-in-a-image-library-in-perspective/54849)
**Author:** [@tpile](https://forum.inductiveautomation.com/u/tpile)\ **Replies:** 5\ **Last updated:** [January 11, 2022, 5:54am UTC](https://forum.inductiveautomation.com/t/validating-if-image-present-in-a-image-library-in-perspective/54849 "2022-01-11T05:54:17Z")
I have an image library that is suppose contain an .jpg image for every users that can run my Perspective Project. I am using a Property binding with a Transform Script for the source to which evaluates to “/system/image… --- ## [\[SOLVED\] How to use parameters in an alarm expression on a UDT?](https://forum.inductiveautomation.com/t/solved-how-to-use-parameters-in-an-alarm-expression-on-a-udt/54839)
**Author:** [@bmeyers](https://forum.inductiveautomation.com/u/bmeyers)\ **Replies:** 1\ **Last updated:** [January 10, 2022, 10:28pm UTC](https://forum.inductiveautomation.com/t/solved-how-to-use-parameters-in-an-alarm-expression-on-a-udt/54839 "2022-01-10T22:28:01Z")
Good morning, I can’t seem to solve this problem. I have a UDT with 100 instances of my tag and each tag has some string and integer parameters. I add an alarm Expression that uses the parameters. #Source is a string … --- ## [Alarm Runtime Properties](https://forum.inductiveautomation.com/t/alarm-runtime-properties/54843)
**Author:** [@jfan](https://forum.inductiveautomation.com/u/jfan)\ **Replies:** 5\ **Last updated:** [January 10, 2022, 10:19pm UTC](https://forum.inductiveautomation.com/t/alarm-runtime-properties/54843 "2022-01-10T22:19:51Z")
Hi All, Is there a way to bind or reference the alarm properties from the alarm event to a tag? The following screenshot shows all the available alarm properties for an alarm event. The reason why I wanted to acces… --- ## [PowerTable Highlight different value than Row above](https://forum.inductiveautomation.com/t/powertable-highlight-different-value-than-row-above/54783)
**Author:** [@gregory.sachs](https://forum.inductiveautomation.com/u/gregory.sachs)\ **Replies:** 2\ **Last updated:** [January 10, 2022, 7:58pm UTC](https://forum.inductiveautomation.com/t/powertable-highlight-different-value-than-row-above/54783 "2022-01-10T19:58:34Z")
I’ve got a power table that gives me a list of orders and material needed for assembly. I’d like to use configurecell to change the color of a cell that is different from the value immediately above that, but I cannot … --- ## [Report Viewer print XLSX](https://forum.inductiveautomation.com/t/report-viewer-print-xlsx/54831)
**Author:** [@kaushik.shah](https://forum.inductiveautomation.com/u/kaushik.shah)\ **Replies:** 3\ **Last updated:** [January 10, 2022, 4:40pm UTC](https://forum.inductiveautomation.com/t/report-viewer-print-xlsx/54831 "2022-01-10T16:40:11Z")
Hello Everyone, I am having strange issue with trying to print report in excel. It used to work while testing a month ago and all the sudden has stopped working. The pages I am trying to print in excel looks something l… --- ## [Slow Easy Chart](https://forum.inductiveautomation.com/t/slow-easy-chart/54723)
**Author:** [@Thomas\_Putteman](https://forum.inductiveautomation.com/u/Thomas_Putteman)\ **Replies:** 6\ **Last updated:** [January 10, 2022, 4:37pm UTC](https://forum.inductiveautomation.com/t/slow-easy-chart/54723 "2022-01-10T16:37:17Z")
Hi everybody, We are using Ignition 8.1.9 and have a project running in Vision. We are also using the easy chart template that can be found in the Ignition Exchange. When the user wants to create graphs, everything see… --- ## [\[IGN-2890\]Report Pie chart component - the legend does not look good](https://forum.inductiveautomation.com/t/ign-2890-report-pie-chart-component-the-legend-does-not-look-good/54823)
**Author:** [@lachguerabdallah](https://forum.inductiveautomation.com/u/lachguerabdallah)\ **Replies:** 1\ **Last updated:** [January 10, 2022, 3:25pm UTC](https://forum.inductiveautomation.com/t/ign-2890-report-pie-chart-component-the-legend-does-not-look-good/54823 "2022-01-10T15:25:21Z")
Hi all I have a pie chart component in my report, but sometimes the legend does not look good, it is clipped and a part of the legend is not visible as seen in the image below. I am using version 8.1.12 --- ## [Understanding the historian on a driven tag](https://forum.inductiveautomation.com/t/understanding-the-historian-on-a-driven-tag/54832)
**Author:** [@Rusty](https://forum.inductiveautomation.com/u/Rusty)\ **Replies:** 0\ **Last updated:** [January 10, 2022, 3:22pm UTC](https://forum.inductiveautomation.com/t/understanding-the-historian-on-a-driven-tag/54832 "2022-01-10T15:22:23Z")
Hello, I am using Ignition Vision 8.1 and am looking for a way to only save periodic tag data to the historian only when a condition is met. Please let me know if I am doing this correctly: Setup a tag group, “Machin… --- ## [Value changed store to db](https://forum.inductiveautomation.com/t/value-changed-store-to-db/54818)
**Author:** [@lyhkch](https://forum.inductiveautomation.com/u/lyhkch)\ **Replies:** 2\ **Last updated:** [January 10, 2022, 2:05pm UTC](https://forum.inductiveautomation.com/t/value-changed-store-to-db/54818 "2022-01-10T14:05:32Z")
Hi，I have a issue that: when a floating number changes, then stores the new value to database, but in the database, i found many records, the same tag, different time, small changes in floating point numbers; So, how to… --- ## [Time Zone setting (value of System tag)](https://forum.inductiveautomation.com/t/time-zone-setting-value-of-system-tag/54829)
**Author:** [@Aditya\_Patil](https://forum.inductiveautomation.com/u/Aditya_Patil)\ **Replies:** 0\ **Last updated:** [January 10, 2022, 1:30pm UTC](https://forum.inductiveautomation.com/t/time-zone-setting-value-of-system-tag/54829 "2022-01-10T13:30:39Z")
If we check on the gateway status its showing the correct Time with Time zone matching with the servers time and Zone But in System \>\> Current time tag its showing the local System time and time zone hence giving an tim… --- ## [First Project Hardware Details: Ignition Edge (Machine HMI), OnLogic, Hope Industrial Touch Screen](https://forum.inductiveautomation.com/t/first-project-hardware-details-ignition-edge-machine-hmi-onlogic-hope-industrial-touch-screen/54179)
**Author:** [@brians.laptop](https://forum.inductiveautomation.com/u/brians.laptop)\ **Replies:** 4\ **Last updated:** [January 10, 2022, 11:48am UTC](https://forum.inductiveautomation.com/t/first-project-hardware-details-ignition-edge-machine-hmi-onlogic-hope-industrial-touch-screen/54179 "2022-01-10T11:48:29Z")
I started my Winter project today, and I’m trying to make good hardware choices for Ignition Edge hardware without any experience. I’d like to place an order for the OnLogic computer and the Hope Industrial Touch Screen … --- ## [Template Canvas Set Property Value In Template Through Scripts](https://forum.inductiveautomation.com/t/template-canvas-set-property-value-in-template-through-scripts/54811)
**Author:** [@eckman.tech](https://forum.inductiveautomation.com/u/eckman.tech)\ **Replies:** 5\ **Last updated:** [January 10, 2022, 6:44am UTC](https://forum.inductiveautomation.com/t/template-canvas-set-property-value-in-template-through-scripts/54811 "2022-01-10T06:44:54Z")
Hopefully an easy answer to this question. I am trying to set different property values in templates that are in a Canvas. So far I can do this using the following: print 'FIRST BLOCK OF CODE' canvas = event.source.pare… --- ## [How would I add a pen json to a power chart](https://forum.inductiveautomation.com/t/how-would-i-add-a-pen-json-to-a-power-chart/54175)
**Author:** [@codersmurf](https://forum.inductiveautomation.com/u/codersmurf)\ **Replies:** 6\ **Last updated:** [January 10, 2022, 1:37am UTC](https://forum.inductiveautomation.com/t/how-would-i-add-a-pen-json-to-a-power-chart/54175 "2022-01-10T01:37:10Z")
So I copy and pasted the json from on of the pens and modded it so i can add a new pen through script. It’s not working, python is complaining about true. Am I going about this the correct way?Thanks, Jake --- ## [Report module multi select charts](https://forum.inductiveautomation.com/t/report-module-multi-select-charts/40614)
**Author:** [@michael2](https://forum.inductiveautomation.com/u/michael2)\ **Replies:** 8\ **Last updated:** [January 9, 2022, 10:02pm UTC](https://forum.inductiveautomation.com/t/report-module-multi-select-charts/40614 "2022-01-09T22:02:27Z")
I have several charts on a report that I would like to align and space evenly, is it possible to select multiple charts on a report? --- ## [Allow user admin - overlay error](https://forum.inductiveautomation.com/t/allow-user-admin-overlay-error/54738)
**Author:** [@PRAMANJ](https://forum.inductiveautomation.com/u/PRAMANJ)\ **Replies:** 7\ **Last updated:** [January 9, 2022, 5:03am UTC](https://forum.inductiveautomation.com/t/allow-user-admin-overlay-error/54738 "2022-01-09T05:03:27Z")
Hi I have selected the "Allow User Admin" option from "gateway\>config\>security\>general\>allow user admin". Despite that I get an overlay error on my user admin component in my client! I have the nexessary permissions to … --- ## [Infobox/ Tooltip on Timeseries chart](https://forum.inductiveautomation.com/t/infobox-tooltip-on-timeseries-chart/48926)
**Author:** [@sathianandan.dharmas](https://forum.inductiveautomation.com/u/sathianandan.dharmas)\ **Replies:** 9\ **Last updated:** [January 8, 2022, 7:39am UTC](https://forum.inductiveautomation.com/t/infobox-tooltip-on-timeseries-chart/48926 "2022-01-08T07:39:01Z")
Hi All Is it possible to customize the infobox under xTrace property for a time series chart. I want to be able to do an expression transform for an axis (not time) value and display a string instead of an integer in th… --- ## [\[Feature\] Add start/endDate keyword args to system.alarm.queryStatus](https://forum.inductiveautomation.com/t/feature-add-start-enddate-keyword-args-to-system-alarm-querystatus/54792)
**Author:** [@dustin.cooper](https://forum.inductiveautomation.com/u/dustin.cooper)\ **Replies:** 0\ **Last updated:** [January 8, 2022, 12:00am UTC](https://forum.inductiveautomation.com/t/feature-add-start-enddate-keyword-args-to-system-alarm-querystatus/54792 "2022-01-08T00:00:07Z")
Idea post here I would like to be able to limit the size (and increase the performance of) this query function when run in a gateway script by limiting the time range, the same way that we can with the system.alarm.quer… [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?page=906) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?page=908)