# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=141 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 142 --- ## [Is there a way to add range markers to a Power Chart](https://forum.inductiveautomation.com/t/is-there-a-way-to-add-range-markers-to-a-power-chart/73800)
**Author:** [@justinedwards.jle](https://forum.inductiveautomation.com/u/justinedwards.jle)\ **Replies:** 2\ **Last updated:** [September 10, 2025, 3:59pm UTC](https://forum.inductiveautomation.com/t/is-there-a-way-to-add-range-markers-to-a-power-chart/73800 "2025-09-10T15:59:41Z")
What is the best way to go about doing this in a power chart: --- ## [Perspective Workstation User authentication](https://forum.inductiveautomation.com/t/perspective-workstation-user-authentication/110516)
**Author:** [@Tyler\_Judkins](https://forum.inductiveautomation.com/u/Tyler_Judkins)\ **Replies:** 0\ **Last updated:** [September 10, 2025, 3:45pm UTC](https://forum.inductiveautomation.com/t/perspective-workstation-user-authentication/110516 "2025-09-10T15:45:34Z")
I am currently using a AD/internal hybrid user account. The problem I see is when a user is removed from the AD the internal database shows that user deleted as well. But when they badge into a perspective workstation it… --- ## [Table row remains highlighted even after setting selectedRow = -1](https://forum.inductiveautomation.com/t/table-row-remains-highlighted-even-after-setting-selectedrow-1/110515)
**Author:** [@TechEnlive](https://forum.inductiveautomation.com/u/TechEnlive)\ **Replies:** 2\ **Last updated:** [September 10, 2025, 2:55pm UTC](https://forum.inductiveautomation.com/t/table-row-remains-highlighted-even-after-setting-selectedrow-1/110515 "2025-09-10T14:55:42Z")
Hi everyone, I have a Table component in Ignition Perspective. On a button click, I try to clear the table selection by setting: self.getSibling("Table").props.selection.selectedRow = -1 However, even though the prop… --- ## [Text Field focus shows old value after clearing](https://forum.inductiveautomation.com/t/text-field-focus-shows-old-value-after-clearing/110512)
**Author:** [@TechEnlive](https://forum.inductiveautomation.com/u/TechEnlive)\ **Replies:** 7\ **Last updated:** [September 10, 2025, 2:43pm UTC](https://forum.inductiveautomation.com/t/text-field-focus-shows-old-value-after-clearing/110512 "2025-09-10T14:43:06Z")
Hi everyone, I have a Text Field in Perspective that I want to focus when a button is clicked. On the button click, I call a handler that is associated with the Text Field. Inside that handler, I use: self.focus() The… --- ## [system.file.openFile() to open a Folder](https://forum.inductiveautomation.com/t/system-file-openfile-to-open-a-folder/110510)
**Author:** [@danielps1818](https://forum.inductiveautomation.com/u/danielps1818)\ **Replies:** 3\ **Last updated:** [September 10, 2025, 1:22pm UTC](https://forum.inductiveautomation.com/t/system-file-openfile-to-open-a-folder/110510 "2025-09-10T13:22:28Z")
Is there any way of using the popup view that opens when calling system.file.openFile() to select a folder? For some reason if you try you can only click accept if you select a file. I'm trying to select a folder to sa… --- ## [Scanning Barcodes](https://forum.inductiveautomation.com/t/scanning-barcodes/94595)
**Author:** [@Dustin\_VanKeuren](https://forum.inductiveautomation.com/u/Dustin_VanKeuren)\ **Replies:** 10\ **Last updated:** [September 10, 2025, 7:04am UTC](https://forum.inductiveautomation.com/t/scanning-barcodes/94595 "2025-09-10T07:04:45Z")
I know I can scan into an in-focus text field. This works fine. However, I would rather this work without the field being in focus. The operators are not going to like having to click on the field before scanning the … --- ## [Get Tag's Custom Parameter In Gateway Tag Change Script](https://forum.inductiveautomation.com/t/get-tags-custom-parameter-in-gateway-tag-change-script/110473)
**Author:** [@dcarpenter](https://forum.inductiveautomation.com/u/dcarpenter)\ **Replies:** 7\ **Last updated:** [September 10, 2025, 12:24am UTC](https://forum.inductiveautomation.com/t/get-tags-custom-parameter-in-gateway-tag-change-script/110473 "2025-09-10T00:24:29Z")
I am trying to read a UDT’s custom parameter in the Gateway Tag Change Script. I have tried both system.tag.getConfiguration(tagPath)\[0\]\[‘parameters’\]\[‘CommandName’\].value system.tag.readBlocking(tagPath + “.Parameter… --- ## [Sparkline Component - Do Not Display Bad Quality Data](https://forum.inductiveautomation.com/t/sparkline-component-do-not-display-bad-quality-data/110505)
**Author:** [@Liam\_Dietrich](https://forum.inductiveautomation.com/u/Liam_Dietrich)\ **Replies:** 0\ **Last updated:** [September 9, 2025, 11:00pm UTC](https://forum.inductiveautomation.com/t/sparkline-component-do-not-display-bad-quality-data/110505 "2025-09-09T23:00:36Z")
Hi, I am looking to display the past 4 hours of historical data using the Sparkline component. When the data is bad quality, I want the Sparkline to show nothing during that time frame. Is this possible? Or does the Sp… --- ## [OPC tag value change upon opening a perspective session](https://forum.inductiveautomation.com/t/opc-tag-value-change-upon-opening-a-perspective-session/110499)
**Author:** [@Sweetz](https://forum.inductiveautomation.com/u/Sweetz)\ **Replies:** 9\ **Last updated:** [September 9, 2025, 8:02pm UTC](https://forum.inductiveautomation.com/t/opc-tag-value-change-upon-opening-a-perspective-session/110499 "2025-09-09T20:02:33Z")
Hello… In a project I inherited, we have this partcount INT tag configured with a COUNT query binding (SQL) populating the tag. I monitor that tag in the PLC to do other stuff. Whenever the perspective session is opene… --- ## [Timer script executing multiple times](https://forum.inductiveautomation.com/t/timer-script-executing-multiple-times/110492)
**Author:** [@Varsha\_Gottipati1](https://forum.inductiveautomation.com/u/Varsha_Gottipati1)\ **Replies:** 4\ **Last updated:** [September 9, 2025, 7:36pm UTC](https://forum.inductiveautomation.com/t/timer-script-executing-multiple-times/110492 "2025-09-09T19:36:00Z")
Hello All, I tried reaching out to Ignition technical support but looks like they don’t support 7.7.1 anymore. We are having issues with some timer scripts. We run Batch Program on multiple tanks. The active Tank recipe… --- ## [View missing from session; code cannot be compiled](https://forum.inductiveautomation.com/t/view-missing-from-session-code-cannot-be-compiled/88921)
**Author:** [@mdemaris](https://forum.inductiveautomation.com/u/mdemaris)\ **Replies:** 3\ **Last updated:** [September 9, 2025, 7:33pm UTC](https://forum.inductiveautomation.com/t/view-missing-from-session-code-cannot-be-compiled/88921 "2025-09-09T19:33:39Z")
Hi all, I recently started getting this message (on the gateway) after saving changes to my project: View 'Page/ctr/SourceBay\_Emb04@C$0:1:1' restarted but missing from session. View 'Page/ctr/SourceBay\_Emb04@C$0:1:0' r… --- ## [Indirect bindings resolve order in regards to templates and historian](https://forum.inductiveautomation.com/t/indirect-bindings-resolve-order-in-regards-to-templates-and-historian/108391)
**Author:** [@robertm](https://forum.inductiveautomation.com/u/robertm)\ **Replies:** 10\ **Last updated:** [September 9, 2025, 4:30pm UTC](https://forum.inductiveautomation.com/t/indirect-bindings-resolve-order-in-regards-to-templates-and-historian/108391 "2025-09-09T16:30:17Z")
Vision 8.1.38 More of a nuisance, but if there's a simple solution, I'd like to know, or if I'm doing something wrong: I have a template with a sparkline that resolves to an indirect partial path passed to the template… --- ## [Inline Frame - what does allowFullScreen do?](https://forum.inductiveautomation.com/t/inline-frame-what-does-allowfullscreen-do/110488)
**Author:** [@Transistor](https://forum.inductiveautomation.com/u/Transistor)\ **Replies:** 2\ **Last updated:** [September 9, 2025, 4:19pm UTC](https://forum.inductiveautomation.com/t/inline-frame-what-does-allowfullscreen-do/110488 "2025-09-09T16:19:30Z")
Perspective - Inline Frame | Ignition User Manual says: allowFullScreen Whether or not to allow embedded webpage to display full screen. Default is false. What is it supposed to do? Related: I have a view, half of… --- ## [Reverse Proxy Authentication in designer](https://forum.inductiveautomation.com/t/reverse-proxy-authentication-in-designer/110470)
**Author:** [@Bieito\_de\_la\_Fuente](https://forum.inductiveautomation.com/u/Bieito_de_la_Fuente)\ **Replies:** 4\ **Last updated:** [September 9, 2025, 3:44pm UTC](https://forum.inductiveautomation.com/t/reverse-proxy-authentication-in-designer/110470 "2025-09-09T15:44:55Z")
Hi folks, I have a situation where I have to put an ignition gateway behind a reverse proxy that requires authentication. At this time, the proxy is just using basic http auth, so when accessing the GW page or Perspectiv… --- ## [Perspective PowerChart component penControl styling](https://forum.inductiveautomation.com/t/perspective-powerchart-component-pencontrol-styling/110487)
**Author:** [@urvish.rathi](https://forum.inductiveautomation.com/u/urvish.rathi)\ **Replies:** 0\ **Last updated:** [September 9, 2025, 3:10pm UTC](https://forum.inductiveautomation.com/t/perspective-powerchart-component-pencontrol-styling/110487 "2025-09-09T15:10:37Z")
Is there a way to change the color scheme of the pen control table that is a part of the PowerChart? I have already configured the background color of the powerchart PROPS.styleto be dark but this does not seem to apply … --- ## [Behavior of Threads in Client Timer Event Script](https://forum.inductiveautomation.com/t/behavior-of-threads-in-client-timer-event-script/110481)
**Author:** [@wingram](https://forum.inductiveautomation.com/u/wingram)\ **Replies:** 14\ **Last updated:** [September 9, 2025, 1:31pm UTC](https://forum.inductiveautomation.com/t/behavior-of-threads-in-client-timer-event-script/110481 "2025-09-09T13:31:46Z")
I am currently working in a pretty archaic system, that is using a client event timer script at 50 ms to call the main() function in the scripting module. Currently there is no thread safety to this procedure and is lead… --- ## [Perspective URL Parameter-\>session property (Or alternate approach)](https://forum.inductiveautomation.com/t/perspective-url-parameter-session-property-or-alternate-approach/110343)
**Author:** [@gregory.sachs](https://forum.inductiveautomation.com/u/gregory.sachs)\ **Replies:** 8\ **Last updated:** [September 9, 2025, 12:57pm UTC](https://forum.inductiveautomation.com/t/perspective-url-parameter-session-property-or-alternate-approach/110343 "2025-09-09T12:57:31Z")
I’m trying to be able to define an identifier for each session of a set of pages that will be used in multiple locations, for the same task. My thought was to use a URL parameter to identify the location, and then map t… --- ## [Automatic Popup trigger](https://forum.inductiveautomation.com/t/automatic-popup-trigger/110403)
**Author:** [@ananyamohanty0175](https://forum.inductiveautomation.com/u/ananyamohanty0175)\ **Replies:** 4\ **Last updated:** [September 9, 2025, 12:55pm UTC](https://forum.inductiveautomation.com/t/automatic-popup-trigger/110403 "2025-09-09T12:55:31Z")
Using Perspective, I need to trigger a popup. Explanation: I have a set of tags, including: startTime endTime stdTime (e.g., Hr – 5, 6, …) Its not a Tag Based on stdHR, I need to trigger the popup: Start… --- ## [Bulk Modbus Tags Adding](https://forum.inductiveautomation.com/t/bulk-modbus-tags-adding/110475)
**Author:** [@Allen\_Thomas](https://forum.inductiveautomation.com/u/Allen_Thomas)\ **Replies:** 1\ **Last updated:** [September 9, 2025, 12:50pm UTC](https://forum.inductiveautomation.com/t/bulk-modbus-tags-adding/110475 "2025-09-09T12:50:10Z")
I’m working with MODBUS TCP to communicate with different PLC that contains approximately 30,000 registers. I need to bring these registers into Ignition as tags, but I’m running into a couple of challenges: The regis… --- ## [Writing to a tag via system.opc.write\* through Remote Tag Providers](https://forum.inductiveautomation.com/t/writing-to-a-tag-via-system-opc-write-through-remote-tag-providers/110474)
**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Replies:** 1\ **Last updated:** [September 9, 2025, 12:47pm UTC](https://forum.inductiveautomation.com/t/writing-to-a-tag-via-system-opc-write-through-remote-tag-providers/110474 "2025-09-09T12:47:54Z")
I want to be able to write to OPC tags via system.opc.write\* functions which is easy when you have a single gateway, however to write a wrapper function that allows for more complex gateway networks with remote tag provi… --- ## [.json to tags error](https://forum.inductiveautomation.com/t/json-to-tags-error/110379)
**Author:** [@Thomas\_MUSSO](https://forum.inductiveautomation.com/u/Thomas_MUSSO)\ **Replies:** 1\ **Last updated:** [September 9, 2025, 11:55am UTC](https://forum.inductiveautomation.com/t/json-to-tags-error/110379 "2025-09-09T11:55:10Z")
Hello everyone, Here’s my problem. I want the content of a .json file to automatically feed a tag using a scheduled task. Here is my .json file: {"timestamp": "2025-09-04T16:16:40+02:00", "topic": "data/moxa-tbedb1004… --- ## [Query coding with Dynamic Column naming](https://forum.inductiveautomation.com/t/query-coding-with-dynamic-column-naming/110471)
**Author:** [@Bill\_Huang](https://forum.inductiveautomation.com/u/Bill_Huang)\ **Replies:** 6\ **Last updated:** [September 9, 2025, 8:54am UTC](https://forum.inductiveautomation.com/t/query-coding-with-dynamic-column-naming/110471 "2025-09-09T08:54:26Z")
Hi guys, I’m trying to get the contents in a certain column referring to the name of the row in a table. My code is following: def valueChanged(tag, tagPath, previousValue, currentValue, initialChange, missedEvents): … --- ## [Writing UserName to a PLC Tag](https://forum.inductiveautomation.com/t/writing-username-to-a-plc-tag/110461)
**Author:** [@Alfred\_Thayer](https://forum.inductiveautomation.com/u/Alfred_Thayer)\ **Replies:** 9\ **Last updated:** [September 9, 2025, 8:17am UTC](https://forum.inductiveautomation.com/t/writing-username-to-a-plc-tag/110461 "2025-09-09T08:17:01Z")
How do I write the System/User/Username to a Tag in a ControlLogix? --- ## [Passed parameters not pulling current tag status popup when set bi-directional](https://forum.inductiveautomation.com/t/passed-parameters-not-pulling-current-tag-status-popup-when-set-bi-directional/110466)
**Author:** [@GaryL](https://forum.inductiveautomation.com/u/GaryL)\ **Replies:** 3\ **Last updated:** [September 9, 2025, 2:45am UTC](https://forum.inductiveautomation.com/t/passed-parameters-not-pulling-current-tag-status-popup-when-set-bi-directional/110466 "2025-09-09T02:45:52Z")
I have a popup with a radio button im attempting to bi-directionally pull and push the current setting of the radio button for a clockwise and counter clockwise running of a motor writing to a single BOOL tag (1 = CW 0 =… --- ## [WebDev error log?](https://forum.inductiveautomation.com/t/webdev-error-log/110453)
**Author:** [@Transistor](https://forum.inductiveautomation.com/u/Transistor)\ **Replies:** 7\ **Last updated:** [September 8, 2025, 11:08pm UTC](https://forum.inductiveautomation.com/t/webdev-error-log/110453 "2025-09-08T23:08:46Z")
I'm working remotely on an Ignition installation and using WebDev to retrieve some PDFs in an iFrame. The system is running on a Windows server and I don't have access to the OS. I've got WebDev and the iFrame working o… --- ## [Power Chart Pen Name Display](https://forum.inductiveautomation.com/t/power-chart-pen-name-display/110468)
**Author:** [@keefe\_delacruz](https://forum.inductiveautomation.com/u/keefe_delacruz)\ **Replies:** 0\ **Last updated:** [September 8, 2025, 10:32pm UTC](https://forum.inductiveautomation.com/t/power-chart-pen-name-display/110468 "2025-09-08T22:32:10Z")
Hey All, Just wondering if there is anyway to display the Power Chart pen names to the left of the graph instead of along the bottom? --- ## [Tags export-import bug?](https://forum.inductiveautomation.com/t/tags-export-import-bug/110467)
**Author:** [@gabor.baroczi](https://forum.inductiveautomation.com/u/gabor.baroczi)\ **Replies:** 0\ **Last updated:** [September 8, 2025, 10:09pm UTC](https://forum.inductiveautomation.com/t/tags-export-import-bug/110467 "2025-09-08T22:09:45Z")
Hi! Trying to create tag folder structure by importing modified json export. However… it seems like if there is no “name” under a folder, it’s recognized as UDT See the picture below, tried to capture improtant step i… --- ## [Reducing Real Tag format](https://forum.inductiveautomation.com/t/reducing-real-tag-format/110465)
**Author:** [@warren](https://forum.inductiveautomation.com/u/warren)\ **Replies:** 2\ **Last updated:** [September 8, 2025, 9:31pm UTC](https://forum.inductiveautomation.com/t/reducing-real-tag-format/110465 "2025-09-08T21:31:12Z")
Hello, I have some real tags that I need to illustrate on the HMI. These are global data block “real” on my PLC, and transferred as an OPC tag into Ignition, displayed on a basic textbox: These appear in the tag … --- ## [Dataset getValueAt Row Where Column Equals](https://forum.inductiveautomation.com/t/dataset-getvalueat-row-where-column-equals/110463)
**Author:** [@amarks](https://forum.inductiveautomation.com/u/amarks)\ **Replies:** 6\ **Last updated:** [September 8, 2025, 9:08pm UTC](https://forum.inductiveautomation.com/t/dataset-getvalueat-row-where-column-equals/110463 "2025-09-08T21:08:35Z")
Is there a way to get the value at a cell if I know the value of another cell in one specific column, but maybe not what the row index is? For instance, I have one column “name” that is 0, 1, 2, 10, 3, 5. I want to get … --- ## [Warning-Ignition 7.7.1](https://forum.inductiveautomation.com/t/warning-ignition-7-7-1/110464)
**Author:** [@Varsha\_Gottipati1](https://forum.inductiveautomation.com/u/Varsha_Gottipati1)\ **Replies:** 1\ **Last updated:** [September 8, 2025, 8:58pm UTC](https://forum.inductiveautomation.com/t/warning-ignition-7-7-1/110464 "2025-09-08T20:58:37Z")
Any idea what this could be. This is Version 7.7.1 [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=140) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=142)