# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=77 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 78 --- ## [CANbus driver?](https://forum.inductiveautomation.com/t/canbus-driver/4508)
**Author:** [@marioquark](https://forum.inductiveautomation.com/u/marioquark)\ **Replies:** 7\ **Last updated:** [February 3, 2026, 10:25pm UTC](https://forum.inductiveautomation.com/t/canbus-driver/4508 "2026-02-03T22:25:19Z")
Is there any Controller Area Network or CAN-bus driver for Ignition? --- ## [Prevent changing rows on a table and open popup warning](https://forum.inductiveautomation.com/t/prevent-changing-rows-on-a-table-and-open-popup-warning/113738)
**Author:** [@alex.chmelka](https://forum.inductiveautomation.com/u/alex.chmelka)\ **Replies:** 3\ **Last updated:** [February 3, 2026, 9:51pm UTC](https://forum.inductiveautomation.com/t/prevent-changing-rows-on-a-table-and-open-popup-warning/113738 "2026-02-03T21:51:18Z")
Trying to do something on the GUI I don’t even know is possible, and I wanted to ping the forums to get anyone else’s opinion. I have a perspective screen that has a table on it. A user selects a row on the table and ent… --- ## [Add OPC UA Connection Authentication Changes](https://forum.inductiveautomation.com/t/add-opc-ua-connection-authentication-changes/113704)
**Author:** [@r.huisken](https://forum.inductiveautomation.com/u/r.huisken)\ **Replies:** 3\ **Last updated:** [February 3, 2026, 8:35pm UTC](https://forum.inductiveautomation.com/t/add-opc-ua-connection-authentication-changes/113704 "2026-02-03T20:35:03Z")
Ignition 8.3.3 seems to have changed the behavior for system.opcua.addConnection. The previous calls where ‘username” and “password" were supplied now results in Ignition attempting an anonymous connection to the OPC UA … --- ## [Strange problem with tag reads potentially caused by subscription loss](https://forum.inductiveautomation.com/t/strange-problem-with-tag-reads-potentially-caused-by-subscription-loss/109900)
**Author:** [@Kenneth\_Wainwright](https://forum.inductiveautomation.com/u/Kenneth_Wainwright)\ **Replies:** 8\ **Last updated:** [February 3, 2026, 8:12pm UTC](https://forum.inductiveautomation.com/t/strange-problem-with-tag-reads-potentially-caused-by-subscription-loss/109900 "2026-02-03T20:12:58Z")
I have two issues that I thought were unrelated at first but now appear to be related. The symptom: a full loss of tag communication over a gateway network, despite status appearing to be good The cause? The loss of an… --- ## [Form Partial Reset](https://forum.inductiveautomation.com/t/form-partial-reset/113635)
**Author:** [@Samuel\_Howard](https://forum.inductiveautomation.com/u/Samuel_Howard)\ **Replies:** 5\ **Last updated:** [February 3, 2026, 7:18pm UTC](https://forum.inductiveautomation.com/t/form-partial-reset/113635 "2026-02-03T19:18:48Z")
I am trying to set up a form for offline use that does not reset entirely when it is submitted. For my use case, some information is going to remain the same between submissions. It’ll save time and reduce potential for … --- ## [Using S7-1200 driver for Logo! PLCs](https://forum.inductiveautomation.com/t/using-s7-1200-driver-for-logo-plcs/77568)
**Author:** [@Joe\_Biscardi](https://forum.inductiveautomation.com/u/Joe_Biscardi)\ **Replies:** 8\ **Last updated:** [February 3, 2026, 6:56pm UTC](https://forum.inductiveautomation.com/t/using-s7-1200-driver-for-logo-plcs/77568 "2026-02-03T18:56:58Z")
We have a few Logo PLCs from Siemens and one S7-1200 device. I can read from the S7-1200 but not the Logo PLCs. They show as connected but no tags come through. Is there extra configurations that need to be made or shou… --- ## [Driver for protocol IEC 60870-5 101/104](https://forum.inductiveautomation.com/t/driver-for-protocol-iec-60870-5-101-104/92534)
**Author:** [@tadeja.saje](https://forum.inductiveautomation.com/u/tadeja.saje)\ **Replies:** 2\ **Last updated:** [February 3, 2026, 6:49pm UTC](https://forum.inductiveautomation.com/t/driver-for-protocol-iec-60870-5-101-104/92534 "2026-02-03T18:49:54Z")
Hello, We need driver for IEC 60870-5 101/104. In europe it is widely used within within communication with switchgears and other electrical devices. We use Ignition 8.1. Will Ignition support this protocol in future… --- ## [What is the advantage of the Ignition S7 driver](https://forum.inductiveautomation.com/t/what-is-the-advantage-of-the-ignition-s7-driver/96083)
**Author:** [@Jerimae\_Williams](https://forum.inductiveautomation.com/u/Jerimae_Williams)\ **Replies:** 8\ **Last updated:** [February 3, 2026, 6:39pm UTC](https://forum.inductiveautomation.com/t/what-is-the-advantage-of-the-ignition-s7-driver/96083 "2026-02-03T18:39:16Z")
Hi Everyone, I am currently testing a project on a Siemens S7 1516 PLC. The PLC is communicating to ignition using the internal OPC/UA server function of the PLC without the ignition S7 driver. The problem is that I ha… --- ## [Powerchart: interpolation "curveStepAfter"](https://forum.inductiveautomation.com/t/powerchart-interpolation-curvestepafter/112003)
**Author:** [@stijn.verhelst](https://forum.inductiveautomation.com/u/stijn.verhelst)\ **Replies:** 10\ **Last updated:** [February 3, 2026, 6:37pm UTC](https://forum.inductiveautomation.com/t/powerchart-interpolation-curvestepafter/112003 "2026-02-03T18:37:55Z")
Hi everyone, We would like to use the interpolation type “curveStepAfter” for our Powerchart. To achieve a true curveStepAfter visualization, we need to set the “pointCount” parameter to -1. D3’s curveStepAfter: G… --- ## [Unable to see Tag Providers using OPC Quick Client](https://forum.inductiveautomation.com/t/unable-to-see-tag-providers-using-opc-quick-client/113726)
**Author:** [@alainia.spencer](https://forum.inductiveautomation.com/u/alainia.spencer)\ **Replies:** 3\ **Last updated:** [February 3, 2026, 6:18pm UTC](https://forum.inductiveautomation.com/t/unable-to-see-tag-providers-using-opc-quick-client/113726 "2026-02-03T18:18:31Z")
I’m running into an issue where I’m unable to view any of the tag providers that are configured in my gateway when I use the OPC Quick Client. I do have the Tag Providers folder listed, however, no folders are listed bel… --- ## [SIEMENS S7-1500 DRIVER PROBLEM (Ignition 7.9.3)](https://forum.inductiveautomation.com/t/siemens-s7-1500-driver-problem-ignition-7-9-3/16650)
**Author:** [@claudio](https://forum.inductiveautomation.com/u/claudio)\ **Replies:** 11\ **Last updated:** [February 3, 2026, 6:13pm UTC](https://forum.inductiveautomation.com/t/siemens-s7-1500-driver-problem-ignition-7-9-3/16650 "2026-02-03T18:13:16Z")
Hello I connected a PLC SIEMENS S7-1500 to Ignition without any problem. I started defining tags using the syntax described in the documentation. I could read int, float and strings without any problem. After that I adde… --- ## [How to display an Ignition project from a computer to a smartphone](https://forum.inductiveautomation.com/t/how-to-display-an-ignition-project-from-a-computer-to-a-smartphone/113723)
**Author:** [@rizkynurrohim06](https://forum.inductiveautomation.com/u/rizkynurrohim06)\ **Replies:** 3\ **Last updated:** [February 3, 2026, 6:06pm UTC](https://forum.inductiveautomation.com/t/how-to-display-an-ignition-project-from-a-computer-to-a-smartphone/113723 "2026-02-03T18:06:18Z")
Good evening, sorry I am still a new Ignition user. I plan to display the project I created from the designer launcher to a smartphone. Does it require SSL/TLS? --- ## [MQTT BROKER.hivemq.com](https://forum.inductiveautomation.com/t/mqtt-broker-hivemq-com/113728)
**Author:** [@rizkynurrohim06](https://forum.inductiveautomation.com/u/rizkynurrohim06)\ **Replies:** 4\ **Last updated:** [February 3, 2026, 5:46pm UTC](https://forum.inductiveautomation.com/t/mqtt-broker-hivemq-com/113728 "2026-02-03T17:46:09Z")
I I cannot connect the broker .hivemq.com to Ignition --- ## [New release fixes - is there a way to find out more info about a fix?](https://forum.inductiveautomation.com/t/new-release-fixes-is-there-a-way-to-find-out-more-info-about-a-fix/113721)
**Author:** [@tgarrison](https://forum.inductiveautomation.com/u/tgarrison)\ **Replies:** 2\ **Last updated:** [February 3, 2026, 5:31pm UTC](https://forum.inductiveautomation.com/t/new-release-fixes-is-there-a-way-to-find-out-more-info-about-a-fix/113721 "2026-02-03T17:31:40Z")
I'm interested in knowing more about IGN-15155: Deadlock in Modbus Driver We've got an 8.3 install that is talking to a lot of Modicons, and one of them randomly decides to stop talking. Rebooting the PLC fixes the iss… --- ## [Filtering DB Alarm Journal by Provider](https://forum.inductiveautomation.com/t/filtering-db-alarm-journal-by-provider/113727)
**Author:** [@bmueller](https://forum.inductiveautomation.com/u/bmueller)\ **Replies:** 1\ **Last updated:** [February 3, 2026, 4:59pm UTC](https://forum.inductiveautomation.com/t/filtering-db-alarm-journal-by-provider/113727 "2026-02-03T16:59:40Z")
I have multiple Ignition Edge Gateways all linked to one central gateway. I have them all linked by gateway network and they all have their own real-time tag providers on the main gateway. Each remote gateway has alarms … --- ## [When to use system.tag.writeAsync instead of system.tag.writeBlocking?](https://forum.inductiveautomation.com/t/when-to-use-system-tag-writeasync-instead-of-system-tag-writeblocking/102008)
**Author:** [@tyler.bennett](https://forum.inductiveautomation.com/u/tyler.bennett)\ **Replies:** 9\ **Last updated:** [February 3, 2026, 4:47pm UTC](https://forum.inductiveautomation.com/t/when-to-use-system-tag-writeasync-instead-of-system-tag-writeblocking/102008 "2026-02-03T16:47:54Z")
Should the system.tag.writeAsync function always/generally be preferred over the system.tag.writeBlocking function when doing a scripted tag write and the remaining script execution does not read or otherwise depend on t… --- ## [Anyone interested in a pure-Java Beckhoff ADS driver for Ignition?](https://forum.inductiveautomation.com/t/anyone-interested-in-a-pure-java-beckhoff-ads-driver-for-ignition/107508)
**Author:** [@christofer.dutz](https://forum.inductiveautomation.com/u/christofer.dutz)\ **Replies:** 27\ **Last updated:** [February 3, 2026, 3:40pm UTC](https://forum.inductiveautomation.com/t/anyone-interested-in-a-pure-java-beckhoff-ads-driver-for-ignition/107508 "2026-02-03T15:40:08Z")
Hi all, After quite a bit of thinking about it ... I've actually started working on an ADS Driver for Ignition. The connection is already working ... currently working on making the tag-information available to the Desi… --- ## [OAuth2 Clients. Getting Access Token](https://forum.inductiveautomation.com/t/oauth2-clients-getting-access-token/88321)
**Author:** [@Sasi\_Rai](https://forum.inductiveautomation.com/u/Sasi_Rai)\ **Replies:** 7\ **Last updated:** [February 3, 2026, 3:34pm UTC](https://forum.inductiveautomation.com/t/oauth2-clients-getting-access-token/88321 "2026-02-03T15:34:45Z")
Gents, I have setup an OAuth2 Client and successfully tested getting a token (Client Credential type). Now, how can I use this in Vision? I would like to get a fresh token when needed, I would also like to read the s… --- ## [Horizontal Menu - Navigation, Session Visual Bug](https://forum.inductiveautomation.com/t/horizontal-menu-navigation-session-visual-bug/113668)
**Author:** [@bauer1brad](https://forum.inductiveautomation.com/u/bauer1brad)\ **Replies:** 4\ **Last updated:** [February 3, 2026, 3:09pm UTC](https://forum.inductiveautomation.com/t/horizontal-menu-navigation-session-visual-bug/113668 "2026-02-03T15:09:01Z")
Has anybody ran into this issue using the horizontal menu navigation component. I have it in a docked view, and while in a session it seems like it disappears (as if display=False) whenever you open the submenu items. Th… --- ## [OPC connection displays tags from the wrong OPC server](https://forum.inductiveautomation.com/t/opc-connection-displays-tags-from-the-wrong-opc-server/113722)
**Author:** [@Andrea\_Salmaso](https://forum.inductiveautomation.com/u/Andrea_Salmaso)\ **Replies:** 4\ **Last updated:** [February 3, 2026, 2:52pm UTC](https://forum.inductiveautomation.com/t/opc-connection-displays-tags-from-the-wrong-opc-server/113722 "2026-02-03T14:52:18Z")
Hi, I recently came across a really strange issue with one of my OPC connections (MACHINE01, fantasy name). The OPC server endpoint is opc.tcp://MACHINE01:4840 At some point, when browsing the tags of this connecti… --- ## [Compass - Ignition Perspective](https://forum.inductiveautomation.com/t/compass-ignition-perspective/80565)
**Author:** [@Sameer\_Ambegaonkar](https://forum.inductiveautomation.com/u/Sameer_Ambegaonkar)\ **Replies:** 3\ **Last updated:** [February 3, 2026, 2:11pm UTC](https://forum.inductiveautomation.com/t/compass-ignition-perspective/80565 "2026-02-03T14:11:34Z")
What is the best way of implementing a compass in Ignition Perspective 8.1? Vision had a standard component but missing in perspective. Regards, Sameer --- ## [Required suggestions on detecting number of affected rows by update name query](https://forum.inductiveautomation.com/t/required-suggestions-on-detecting-number-of-affected-rows-by-update-name-query/113716)
**Author:** [@Ujwal\_Wankhede](https://forum.inductiveautomation.com/u/Ujwal_Wankhede)\ **Replies:** 4\ **Last updated:** [February 3, 2026, 1:57pm UTC](https://forum.inductiveautomation.com/t/required-suggestions-on-detecting-number-of-affected-rows-by-update-name-query/113716 "2026-02-03T13:57:34Z")
The manual states that system.db.runNamedQuery() returns “an integer representing the number of rows affected when set to Update Query.” My question is: If an update/insert fails due to a database error (for example, a… --- ## [Rescale instances to fit Flex Repeater](https://forum.inductiveautomation.com/t/rescale-instances-to-fit-flex-repeater/78035)
**Author:** [@Eugene49](https://forum.inductiveautomation.com/u/Eugene49)\ **Replies:** 12\ **Last updated:** [February 3, 2026, 1:52pm UTC](https://forum.inductiveautomation.com/t/rescale-instances-to-fit-flex-repeater/78035 "2026-02-03T13:52:35Z")
Is there The Other Way Around to this: Where Flex Repeater size remain constant. Element's width height is reduced for all instances to fit. If there is no easy way to do this, I am ok with doing it the hard way. Ha… --- ## [Floating Bar Chart / Non-additive Stacking?](https://forum.inductiveautomation.com/t/floating-bar-chart-non-additive-stacking/113485)
**Author:** [@Robert\_McIlvenna](https://forum.inductiveautomation.com/u/Robert_McIlvenna)\ **Replies:** 7\ **Last updated:** [February 3, 2026, 1:40pm UTC](https://forum.inductiveautomation.com/t/floating-bar-chart-non-additive-stacking/113485 "2026-02-03T13:40:34Z")
Hello, I’m trying to make a bar chart in perspective using the XY Chart, similar to the XY Chart Example - Gantt Chart | Ignition User Manual, but vertical and using values instead of time. I have flipped the axis on t… --- ## [\[BUG\]"columnNames" Parameter Not Working for Tag History](https://forum.inductiveautomation.com/t/bug-columnnames-parameter-not-working-for-tag-history/112402)
**Author:** [@mjadams](https://forum.inductiveautomation.com/u/mjadams)\ **Replies:** 9\ **Last updated:** [February 3, 2026, 12:36pm UTC](https://forum.inductiveautomation.com/t/bug-columnnames-parameter-not-working-for-tag-history/112402 "2026-02-03T12:36:13Z")
Issue Description: When defining the “columnNames” parameter for the “system.historian.queryAggregatedPoints” function, the resulting dataset does not use the value of “columnNames” for its headers but instead the defau… --- ## [How to prevent a later onClick Action from executing in Perspective?](https://forum.inductiveautomation.com/t/how-to-prevent-a-later-onclick-action-from-executing-in-perspective/113696)
**Author:** [@Jasper\_Clauwaert](https://forum.inductiveautomation.com/u/Jasper_Clauwaert)\ **Replies:** 6\ **Last updated:** [February 3, 2026, 10:01am UTC](https://forum.inductiveautomation.com/t/how-to-prevent-a-later-onclick-action-from-executing-in-perspective/113696 "2026-02-03T10:01:12Z")
Hi, I have several onClick Actions on a component in Ignition Perspective. The first action is a Script Action, and after that I have a Popup action. Depending on a certain parameter in the project, I want to prevent … --- ## [How to make custom fonts work offline in Ignition Edge Perspective (8.1.47)](https://forum.inductiveautomation.com/t/how-to-make-custom-fonts-work-offline-in-ignition-edge-perspective-8-1-47/113013)
**Author:** [@bismaylla](https://forum.inductiveautomation.com/u/bismaylla)\ **Replies:** 1\ **Last updated:** [February 3, 2026, 4:47am UTC](https://forum.inductiveautomation.com/t/how-to-make-custom-fonts-work-offline-in-ignition-edge-perspective-8-1-47/113013 "2026-02-03T04:47:31Z")
Hi everyone, I’m using Ignition Edge 8.1.47 with Perspective and I’m trying to use a custom font (Open Sans) in an offline environment (no internet access).My questions are: What is the recommended way to load and use… --- ## [Requirement: Search and Filter Functionality for 500+ Device Dashboard](https://forum.inductiveautomation.com/t/requirement-search-and-filter-functionality-for-500-device-dashboard/113691)
**Author:** [@venkatesan.a](https://forum.inductiveautomation.com/u/venkatesan.a)\ **Replies:** 2\ **Last updated:** [February 3, 2026, 4:23am UTC](https://forum.inductiveautomation.com/t/requirement-search-and-filter-functionality-for-500-device-dashboard/113691 "2026-02-03T04:23:30Z")
Hi, In Ignition Perspective, I need to create a device overview screen that displays a large number of devices (e.g., Device 1 to Device 500). I require a filtering feature so that if a user only wants to see Device 100… --- ## [Generate Diagnostic Bundle Clock Drift](https://forum.inductiveautomation.com/t/generate-diagnostic-bundle-clock-drift/113706)
**Author:** [@gregoryh](https://forum.inductiveautomation.com/u/gregoryh)\ **Replies:** 4\ **Last updated:** [February 2, 2026, 11:15pm UTC](https://forum.inductiveautomation.com/t/generate-diagnostic-bundle-clock-drift/113706 "2026-02-02T23:15:33Z")
Is it normal for a clock drift to occur between 3 and 4 seconds long when generating a diagnostic bundle? The bundle is currently not set to generate a heap dump. --- ## [onEditCellStart doesn't appear to fire for boolean types in Perspective Table](https://forum.inductiveautomation.com/t/oneditcellstart-doesnt-appear-to-fire-for-boolean-types-in-perspective-table/68741)
**Author:** [@Dean\_McClure](https://forum.inductiveautomation.com/u/Dean_McClure)\ **Replies:** 3\ **Last updated:** [February 2, 2026, 10:07pm UTC](https://forum.inductiveautomation.com/t/oneditcellstart-doesnt-appear-to-fire-for-boolean-types-in-perspective-table/68741 "2026-02-02T22:07:39Z")
Running Version: 8.1.22 (b2022110109) onEditCellStart doesn't appear to fire for boolean types in Perspective Table I want to fire a script when you click on the cell with a boolean value in the table but it doesn't ap… [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=76) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=78)