# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=33 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 34 --- ## [Redundant Failover Http Redirection - Perspective](https://forum.inductiveautomation.com/t/redundant-failover-http-redirection-perspective/37133)
**Author:** [@scott.stamps](https://forum.inductiveautomation.com/u/scott.stamps)\ **Replies:** 11\ **Last updated:** [June 9, 2026, 9:04pm UTC](https://forum.inductiveautomation.com/t/redundant-failover-http-redirection-perspective/37133 "2026-06-09T21:04:46Z")
All - we recently set up and tested our Ignition redundancy (forced a failover). Everything worked very well except for Perspective. We expected inbound requests for Perspective projects to be redirected, yet they were n… --- ## [ClassNotFoundException: org.python.apache.xerces.parsers.SAX](https://forum.inductiveautomation.com/t/classnotfoundexception-org-python-apache-xerces-parsers-sax/5310)
**Author:** [@tduryee](https://forum.inductiveautomation.com/u/tduryee)\ **Replies:** 11\ **Last updated:** [June 9, 2026, 5:16pm UTC](https://forum.inductiveautomation.com/t/classnotfoundexception-org-python-apache-xerces-parsers-sax/5310 "2026-06-09T17:16:53Z")
Hi. I realize this forum isn’t the goto for all python questions, so I’m hoping I can ask this question with focus on the difference between Ignition Designer and Ignition Runtime. I’m using xml.etree.cElementTree to p… --- ## [Dynagraph cards via Autosol](https://forum.inductiveautomation.com/t/dynagraph-cards-via-autosol/100693)
**Author:** [@iboh00](https://forum.inductiveautomation.com/u/iboh00)\ **Replies:** 1\ **Last updated:** [June 9, 2026, 4:56pm UTC](https://forum.inductiveautomation.com/t/dynagraph-cards-via-autosol/100693 "2026-06-09T16:56:24Z")
Has anyone had luck setting up and pulling in Dynagraph cards via Autosol's 8500 driver? No issues setting up and pulling in the parameters, but when I try to pull the Dynagraph cards through the OPC UA connection, setup… --- ## [\[IGN-4098\]Bindings on Input Only Parameters](https://forum.inductiveautomation.com/t/ign-4098-bindings-on-input-only-parameters/115906)
**Author:** [@aafabiano01](https://forum.inductiveautomation.com/u/aafabiano01)\ **Replies:** 1\ **Last updated:** [June 9, 2026, 4:54pm UTC](https://forum.inductiveautomation.com/t/ign-4098-bindings-on-input-only-parameters/115906 "2026-06-09T16:54:53Z")
This might seem like a minor issue, and it's never something you would run into unintentionally, but it's a bad practice/"design trick" we've noticed others doing in some projects. Using bindings like this can make Persp… --- ## [Wildcards in the middle of Tag Change paths: Intentional in 8.3.4?](https://forum.inductiveautomation.com/t/wildcards-in-the-middle-of-tag-change-paths-intentional-in-8-3-4/115907)
**Author:** [@Gustavo\_Cardoso](https://forum.inductiveautomation.com/u/Gustavo_Cardoso)\ **Replies:** 2\ **Last updated:** [June 9, 2026, 4:40pm UTC](https://forum.inductiveautomation.com/t/wildcards-in-the-middle-of-tag-change-paths-intentional-in-8-3-4/115907 "2026-06-09T16:40:45Z")
Hello everyone! I'm developing a custom device driver module and trying to make a tag change script scalable to watch the same tag across multiple devices using a path like this: \[MyDevicesProvider\]\*/ConfirmHandshake/R… --- ## [Momentary Button, or similar](https://forum.inductiveautomation.com/t/momentary-button-or-similar/115806)
**Author:** [@Orion\_Williams](https://forum.inductiveautomation.com/u/Orion_Williams)\ **Replies:** 26\ **Last updated:** [June 9, 2026, 4:38pm UTC](https://forum.inductiveautomation.com/t/momentary-button-or-similar/115806 "2026-06-09T16:38:05Z")
I'm new to Ignition, but not HMI/SCADA. I’ve created a reusable view and embedded it into another view with several Buttons that I’d like the operator to click to display different evaporators. I understand that I can u… --- ## [Kindling - 8.3 backups](https://forum.inductiveautomation.com/t/kindling-8-3-backups/114753)
**Author:** [@r.lebohec](https://forum.inductiveautomation.com/u/r.lebohec)\ **Replies:** 8\ **Last updated:** [June 9, 2026, 4:08pm UTC](https://forum.inductiveautomation.com/t/kindling-8-3-backups/114753 "2026-06-09T16:08:31Z")
Hi, I just noticed this message in the backup explorer kindling : "8.3 Backups are not yet processed correctly" in the "statistics" section. What does this mean? Is it an error on the integrator's part (incorrect ga… --- ## [Using locks in Jython scripts](https://forum.inductiveautomation.com/t/using-locks-in-jython-scripts/115911)
**Author:** [@paul.longtine](https://forum.inductiveautomation.com/u/paul.longtine)\ **Replies:** 1\ **Last updated:** [June 9, 2026, 4:03pm UTC](https://forum.inductiveautomation.com/t/using-locks-in-jython-scripts/115911 "2026-06-09T16:03:17Z")
Are there any sharp edges and warnings when using a ReentrantLock from java.util.concurrent.locks in a script module? Is there advantages to just using import threading with a threading.RLock? The use case is around loc… --- ## [Limit number of pens in adhoc trends](https://forum.inductiveautomation.com/t/limit-number-of-pens-in-adhoc-trends/115897)
**Author:** [@vappadoo](https://forum.inductiveautomation.com/u/vappadoo)\ **Replies:** 3\ **Last updated:** [June 9, 2026, 12:35pm UTC](https://forum.inductiveautomation.com/t/limit-number-of-pens-in-adhoc-trends/115897 "2026-06-09T12:35:49Z")
Hi, I was wondering if it is possible to limit the number of pens on an ad-hoc trend in Perspective. For e.g. let's say I have 1300 tags, I want to make sure that the operator cannot just drag and drop all 1300 tags at … --- ## [Storing and Retrieving UTC from Database](https://forum.inductiveautomation.com/t/storing-and-retrieving-utc-from-database/115885)
**Author:** [@Zachary\_Kacel1](https://forum.inductiveautomation.com/u/Zachary_Kacel1)\ **Replies:** 18\ **Last updated:** [June 9, 2026, 12:32pm UTC](https://forum.inductiveautomation.com/t/storing-and-retrieving-utc-from-database/115885 "2026-06-09T12:32:32Z")
I have a system than where the Ignition Server is setup in Eastern Time and the Database MSSQL is setup in Eastern Time. I have a project that will run where clients will be in more than one time zone. Due to how many p… --- ## [CSS not works in V 8.3.6](https://forum.inductiveautomation.com/t/css-not-works-in-v-8-3-6/115744)
**Author:** [@alfred.x.wang](https://forum.inductiveautomation.com/u/alfred.x.wang)\ **Replies:** 5\ **Last updated:** [June 9, 2026, 9:53am UTC](https://forum.inductiveautomation.com/t/css-not-works-in-v-8-3-6/115744 "2026-06-09T09:53:27Z")
hi dear I had create a CSS style for my container,and this flex container also bind this style,however this style not works in deed, could you please provide best solution --- ## [Alarm Journal Record Label Not Returning Label - Returns Name Instead](https://forum.inductiveautomation.com/t/alarm-journal-record-label-not-returning-label-returns-name-instead/88150)
**Author:** [@Elizabeth\_Engler](https://forum.inductiveautomation.com/u/Elizabeth_Engler)\ **Replies:** 2\ **Last updated:** [June 9, 2026, 3:22am UTC](https://forum.inductiveautomation.com/t/alarm-journal-record-label-not-returning-label-returns-name-instead/88150 "2026-06-09T03:22:55Z")
from com.inductiveautomation.ignition.common.alarming.config import CommonAlarmProperties startTime = system.date.addHours(system.date.now(), -16) endTime = system.date.now() allAlarmData = system.alarm.queryJ… --- ## [Error when managing tag subscriptions](https://forum.inductiveautomation.com/t/error-when-managing-tag-subscriptions/29541)
**Author:** [@gbclark](https://forum.inductiveautomation.com/u/gbclark)\ **Replies:** 9\ **Last updated:** [June 8, 2026, 8:35pm UTC](https://forum.inductiveautomation.com/t/error-when-managing-tag-subscriptions/29541 "2026-06-08T20:35:50Z")
We are getting this error logged frequently in the Gateway log. Ignition 8.0.2 Detail is: java.lang.NullPointerException: null at com.inductiveautomation.ignition.gateway.tags.runtime.nodes.ext.AbstractPropertySetNode… --- ## [Store and forward - old data from 2014](https://forum.inductiveautomation.com/t/store-and-forward-old-data-from-2014/115878)
**Author:** [@vahelduvool](https://forum.inductiveautomation.com/u/vahelduvool)\ **Replies:** 4\ **Last updated:** [June 8, 2026, 6:27pm UTC](https://forum.inductiveautomation.com/t/store-and-forward-old-data-from-2014/115878 "2026-06-08T18:27:32Z")
I have problem where old data is popping up in database table. I think tag values are right but time stamps are way in the past. I have managed to pinpoint issue in database, table with name "sqlt\_data\_1\_20140407". In th… --- ## [Logger usage clarification](https://forum.inductiveautomation.com/t/logger-usage-clarification/102717)
**Author:** [@Eugene49](https://forum.inductiveautomation.com/u/Eugene49)\ **Replies:** 13\ **Last updated:** [June 8, 2026, 3:14pm UTC](https://forum.inductiveautomation.com/t/logger-usage-clarification/102717 "2026-06-08T15:14:04Z")
Hi Forum, I did my testing below: Clarification: The purpose of logging is, I want to log message every time, such that, when glitch happened in the past, I can go thru the log message to see what was going on that… --- ## [uSwitch CS Modbus TCP Weirdness](https://forum.inductiveautomation.com/t/uswitch-cs-modbus-tcp-weirdness/115892)
**Author:** [@dion.botha](https://forum.inductiveautomation.com/u/dion.botha)\ **Replies:** 1\ **Last updated:** [June 8, 2026, 2:51pm UTC](https://forum.inductiveautomation.com/t/uswitch-cs-modbus-tcp-weirdness/115892 "2026-06-08T14:51:18Z")
Hello, I have this device connected to Ignition using the Modbus TCP driver with all default settings. Among other things, it has 2 general purpose input points and 2 relay outputs. If I try to address, the first relay … --- ## [Edge Data Sync Not syncing data to Standard Ignition](https://forum.inductiveautomation.com/t/edge-data-sync-not-syncing-data-to-standard-ignition/115868)
**Author:** [@Jbrownen](https://forum.inductiveautomation.com/u/Jbrownen)\ **Replies:** 5\ **Last updated:** [June 8, 2026, 2:41pm UTC](https://forum.inductiveautomation.com/t/edge-data-sync-not-syncing-data-to-standard-ignition/115868 "2026-06-08T14:41:47Z")
Hello, I have a gateway network set up, 1 edge node with a redundant node, attempting to send tag data back to Standard Ignition gateway historian. The issue is I can't get the historian on my standard gateway to log an… --- ## [Badge login issue when it contain letters](https://forum.inductiveautomation.com/t/badge-login-issue-when-it-contain-letters/99106)
**Author:** [@Gustavo\_Cardoso](https://forum.inductiveautomation.com/u/Gustavo_Cardoso)\ **Replies:** 5\ **Last updated:** [June 8, 2026, 2:22pm UTC](https://forum.inductiveautomation.com/t/badge-login-issue-when-it-contain-letters/99106 "2026-06-08T14:22:49Z")
Hello, everyone! I'm trying to change the way the users do the authentication challenge, changing from username + password method to badge method. At first, it went well by: Creating an identity provider with "badge"… --- ## [Siemens s7 200 SMART](https://forum.inductiveautomation.com/t/siemens-s7-200-smart/39888)
**Author:** [@harigobu.gb](https://forum.inductiveautomation.com/u/harigobu.gb)\ **Replies:** 6\ **Last updated:** [June 8, 2026, 1:48pm UTC](https://forum.inductiveautomation.com/t/siemens-s7-200-smart/39888 "2026-06-08T13:48:02Z")
In one our plant we do have few S7 200 SMART plc’s. Is it possible to use any of the available Ignition device drivers for communicating with this PLC. --- ## [Simple Table in Reports Visibility Dynamic Binding](https://forum.inductiveautomation.com/t/simple-table-in-reports-visibility-dynamic-binding/115887)
**Author:** [@samadiannima](https://forum.inductiveautomation.com/u/samadiannima)\ **Replies:** 0\ **Last updated:** [June 8, 2026, 1:21pm UTC](https://forum.inductiveautomation.com/t/simple-table-in-reports-visibility-dynamic-binding/115887 "2026-06-08T13:21:46Z")
Version 8.3 In reports, when trying to bind a simple table's visibility parameter to a dynamic key(boolean value in a query) the binding wont work and the table shows regardless, even when it shouldn't. I tested the dyn… --- ## [Alarm Pipeline Notify Block only sends email to first user in dynamic roster](https://forum.inductiveautomation.com/t/alarm-pipeline-notify-block-only-sends-email-to-first-user-in-dynamic-roster/115826)
**Author:** [@marco.handle](https://forum.inductiveautomation.com/u/marco.handle)\ **Replies:** 4\ **Last updated:** [June 8, 2026, 10:56am UTC](https://forum.inductiveautomation.com/t/alarm-pipeline-notify-block-only-sends-email-to-first-user-in-dynamic-roster/115826 "2026-06-08T10:56:49Z")
Hi everyone, I am using an Ignition Alarm Pipeline and want to send email notifications using the Notify block. The roster is built dynamically by a script: logger = system.util.getLogger("sendMail") recievers = syste… --- ## [Sync two ignition sever with an ignition Edge](https://forum.inductiveautomation.com/t/sync-two-ignition-sever-with-an-ignition-edge/115876)
**Author:** [@narimannejadm](https://forum.inductiveautomation.com/u/narimannejadm)\ **Replies:** 2\ **Last updated:** [June 8, 2026, 9:57am UTC](https://forum.inductiveautomation.com/t/sync-two-ignition-sever-with-an-ignition-edge/115876 "2026-06-08T09:57:42Z")
Hi everyone. We have setup at site 1 Edge device installed version 8.3.3 which connected with two other standard ignition systems (version 8.3.3) through gateway network. Is it possible to sync historian data from Edge d… --- ## [Alarm metrics Bad\_NotFound](https://forum.inductiveautomation.com/t/alarm-metrics-bad-notfound/115884)
**Author:** [@ext-smejkald](https://forum.inductiveautomation.com/u/ext-smejkald)\ **Replies:** 0\ **Last updated:** [June 8, 2026, 9:33am UTC](https://forum.inductiveautomation.com/t/alarm-metrics-bad-notfound/115884 "2026-06-08T09:33:18Z")
I have found an issue with Alarm Metrics. I have a folder of tags, and there is Alarm Metrics for this folder. When I open the Alarm Metrics I can see a lot of values about my active alarms for all the tags in the folder… --- ## [Perspective xy chart - y axes](https://forum.inductiveautomation.com/t/perspective-xy-chart-y-axes/115883)
**Author:** [@Maria\_P](https://forum.inductiveautomation.com/u/Maria_P)\ **Replies:** 0\ **Last updated:** [June 8, 2026, 7:51am UTC](https://forum.inductiveautomation.com/t/perspective-xy-chart-y-axes/115883 "2026-06-08T07:51:50Z")
Hi, I'm using a perspective XY chart to plot results from query. It is a dataset with date and 5 series (Answer1 to 5). Plotted as stacked barchart. (Not all 5 series are always in use, it's dynamic, in following exampl… --- ## [Get URL of current page](https://forum.inductiveautomation.com/t/get-url-of-current-page/103609)
**Author:** [@Gilberto\_Diaz](https://forum.inductiveautomation.com/u/Gilberto_Diaz)\ **Replies:** 7\ **Last updated:** [June 8, 2026, 4:59am UTC](https://forum.inductiveautomation.com/t/get-url-of-current-page/103609 "2026-06-08T04:59:31Z")
My use case is to configure a page with a route with the primary component. When that component loads, I need to get the URL value I set in the configuration. I have been looking at system.perspective.getProjectInfo() an… --- ## [Equivalent to system.device.setHostname for opc](https://forum.inductiveautomation.com/t/equivalent-to-system-device-sethostname-for-opc/115819)
**Author:** [@SWoollett](https://forum.inductiveautomation.com/u/SWoollett)\ **Replies:** 2\ **Last updated:** [June 6, 2026, 8:51pm UTC](https://forum.inductiveautomation.com/t/equivalent-to-system-device-sethostname-for-opc/115819 "2026-06-06T20:51:39Z")
I'm was going to implement redundancy for my OPC-DA connections as discussed here by updating the hostname in the gateway configuration directly. However, found that as the OPC-DA connections don't appear in system.dev… --- ## [Ignition Designer two different version install in the same pc?](https://forum.inductiveautomation.com/t/ignition-designer-two-different-version-install-in-the-same-pc/115872)
**Author:** [@taohongyu88](https://forum.inductiveautomation.com/u/taohongyu88)\ **Replies:** 1\ **Last updated:** [June 6, 2026, 2:43am UTC](https://forum.inductiveautomation.com/t/ignition-designer-two-different-version-install-in-the-same-pc/115872 "2026-06-06T02:43:07Z")
I install Ignition Version 8.1.24 in my PC ; I install Ignition Version 8.3.6 in my Docker as testing ; How to install two different version Designer? When I download Designer in Version 8.3.6, next install jump to t… --- ## [UDT Expression Tag with Alarm If statement to compare Tag Parameters and Tag](https://forum.inductiveautomation.com/t/udt-expression-tag-with-alarm-if-statement-to-compare-tag-parameters-and-tag/115734)
**Author:** [@Tyler\_Dixon](https://forum.inductiveautomation.com/u/Tyler_Dixon)\ **Replies:** 18\ **Last updated:** [June 5, 2026, 11:28pm UTC](https://forum.inductiveautomation.com/t/udt-expression-tag-with-alarm-if-statement-to-compare-tag-parameters-and-tag/115734 "2026-06-05T23:28:56Z")
I have a bunch of UDT's set up for different device manufacturers. I would like to set up a umbrella Expression Tag to house all my alarms for each manufacturer UDT (would be better if I could do this above all UDT's if … --- ## [Stored procedure call not using default database?](https://forum.inductiveautomation.com/t/stored-procedure-call-not-using-default-database/115854)
**Author:** [@eaolson](https://forum.inductiveautomation.com/u/eaolson)\ **Replies:** 5\ **Last updated:** [June 5, 2026, 8:54pm UTC](https://forum.inductiveautomation.com/t/stored-procedure-call-not-using-default-database/115854 "2026-06-05T20:54:21Z")
I've been fighting with a stored procedure this afternoon. The tag change script I'm writing preps the call, registers the in/out parameters, then executes it. The prepare statement looked like: call = system.db.createS… --- ## [OPC uncertain\_lastknownvalue but all reads are good](https://forum.inductiveautomation.com/t/opc-uncertain-lastknownvalue-but-all-reads-are-good/115865)
**Author:** [@Leor\_Fishman](https://forum.inductiveautomation.com/u/Leor_Fishman)\ **Replies:** 3\ **Last updated:** [June 5, 2026, 6:13pm UTC](https://forum.inductiveautomation.com/t/opc-uncertain-lastknownvalue-but-all-reads-are-good/115865 "2026-06-05T18:13:43Z")
I'm trying to connect to a nonlocal opc server, and the connection is forming (says connected in the admin page), quick client reads look good, but quick client subscriptions and actual opc tag subscriptions all give unc… [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=32) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=34)