# Latest **URL:** https://forum.inductiveautomation.com/latest.md?page=1511 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1512 --- ## [Process signal accumulator best practices?](https://forum.inductiveautomation.com/t/process-signal-accumulator-best-practices/25409)
**Author:** [@paul.nelson](https://forum.inductiveautomation.com/u/paul.nelson)\ **Replies:** 4\ **Last updated:** [May 31, 2019, 8:13pm UTC](https://forum.inductiveautomation.com/t/process-signal-accumulator-best-practices/25409 "2019-05-31T20:13:17Z")
We are using Ignition 7.9.6 as our process historian for a water treatment plant. We also are exploring it for use in our Water Distribution system. There are many uses for accumulation calculations for the utility. Our … --- ## [Ignition 8 String text field- Error\_TypeConversion](https://forum.inductiveautomation.com/t/ignition-8-string-text-field-error-typeconversion/25474)
**Author:** [@brownd18](https://forum.inductiveautomation.com/u/brownd18)\ **Replies:** 0\ **Last updated:** [May 31, 2019, 7:09pm UTC](https://forum.inductiveautomation.com/t/ignition-8-string-text-field-error-typeconversion/25474 "2019-05-31T19:09:25Z")
After upgrading to ignition 8 and going through and getting everything to work correctly there is one thing that doesn’t work like it use to on ignition 7. If I were to assign a label or text field with tag that is a str… --- ## [Change color of line through scripting](https://forum.inductiveautomation.com/t/change-color-of-line-through-scripting/25472)
**Author:** [@bvaldovinos](https://forum.inductiveautomation.com/u/bvaldovinos)\ **Replies:** 1\ **Last updated:** [May 31, 2019, 6:56pm UTC](https://forum.inductiveautomation.com/t/change-color-of-line-through-scripting/25472 "2019-05-31T18:56:53Z")
I have an SVG that I imported to my project. This shape has an outline that I would like to change the width and color of based on a custom property. I can change the width no problem, but how would I change the color of… --- ## [\[BUG-13955\] OPC UA module error](https://forum.inductiveautomation.com/t/bug-13955-opc-ua-module-error/25131)
**Author:** [@khair.aldin.kajjan](https://forum.inductiveautomation.com/u/khair.aldin.kajjan)\ **Replies:** 10\ **Last updated:** [May 31, 2019, 6:16pm UTC](https://forum.inductiveautomation.com/t/bug-13955-opc-ua-module-error/25131 "2019-05-31T18:16:58Z")
I’ve install ignition 8 on fresh Windows 7 64 on Virtualbox VM, the OPC UA module didn’t load with the error : Sting to date unparseable exception with some charters and GMT 00:00:00 value next to it. Any Idea how can I… --- ## [Time Range not strictly enforced on a Tag History binding](https://forum.inductiveautomation.com/t/time-range-not-strictly-enforced-on-a-tag-history-binding/25470)
**Author:** [@chenlu.han](https://forum.inductiveautomation.com/u/chenlu.han)\ **Replies:** 0\ **Last updated:** [May 31, 2019, 5:29pm UTC](https://forum.inductiveautomation.com/t/time-range-not-strictly-enforced-on-a-tag-history-binding/25470 "2019-05-31T17:29:56Z")
Hi All, I am displaying historical data on a XYChart in Perspective. I created a dataSource using Tag History binding. The start date and end date are from two DateTimeInput objects (props.formattedValues.datetime) … --- ## [\[BUG-14072\] iFrame opens Safari when using IgnitionPerspective app (on iPhone)](https://forum.inductiveautomation.com/t/bug-14072-iframe-opens-safari-when-using-ignitionperspective-app-on-iphone/25446)
**Author:** [@MattUlmer](https://forum.inductiveautomation.com/u/MattUlmer)\ **Replies:** 1\ **Last updated:** [May 31, 2019, 5:24pm UTC](https://forum.inductiveautomation.com/t/bug-14072-iframe-opens-safari-when-using-ignitionperspective-app-on-iphone/25446 "2019-05-31T17:24:10Z")
When using the IgnitionPerspective app (on iPhone), and accessing a page that uses an iFrame, the source of the iFrame opens in a Safari browser, while the iFrame in the page remains blank. I can easily reproduce this on… --- ## [\[Bug-14069\] Keep ruler at top of window in perspective](https://forum.inductiveautomation.com/t/bug-14069-keep-ruler-at-top-of-window-in-perspective/25004)
**Author:** [@grietveld](https://forum.inductiveautomation.com/u/grietveld)\ **Replies:** 1\ **Last updated:** [May 31, 2019, 4:47pm UTC](https://forum.inductiveautomation.com/t/bug-14069-keep-ruler-at-top-of-window-in-perspective/25004 "2019-05-31T16:47:20Z")
A somewhat minor complaint, but one that would be nice to have. If you zoom in on a perspective window that you are working on, and scroll down, the ruler at the top goes away. Made it a bit of a challenge to make sure … --- ## [Invalid after modifying user source](https://forum.inductiveautomation.com/t/invalid-after-modifying-user-source/25457)
**Author:** [@781646229](https://forum.inductiveautomation.com/u/781646229)\ **Replies:** 1\ **Last updated:** [May 31, 2019, 3:20pm UTC](https://forum.inductiveautomation.com/t/invalid-after-modifying-user-source/25457 "2019-05-31T15:20:51Z")
When the perspective page is logged in, the user source of the project is modified to be the local database, but the user who logs in the project is still the default user source. --- ## [Query tag execution mode question](https://forum.inductiveautomation.com/t/query-tag-execution-mode-question/25461)
**Author:** [@wschauer](https://forum.inductiveautomation.com/u/wschauer)\ **Replies:** 1\ **Last updated:** [May 31, 2019, 2:50pm UTC](https://forum.inductiveautomation.com/t/query-tag-execution-mode-question/25461 "2019-05-31T14:50:58Z")
We recently upgraded to ignition 8 and noticed some of our query tags were not updating. I didn’t notice the option in 7.9 but in the new tag properties window the default execution mode was set to “Event”. It seems li… --- ## [SoftLogix Support?](https://forum.inductiveautomation.com/t/softlogix-support/25429)
**Author:** [@wking](https://forum.inductiveautomation.com/u/wking)\ **Replies:** 8\ **Last updated:** [May 31, 2019, 1:45pm UTC](https://forum.inductiveautomation.com/t/softlogix-support/25429 "2019-05-31T13:45:37Z")
Hello all, I am researching Ignition as a potential solution. I have searched here and elsewhere trying to find this answer. I have found some answers but nothing definitive. So I figured I’d ask here. I have 26 Soft Lo… --- ## [\[Feature-12695\]Provide Access To Window Dimensions In Perspective Via Page Props](https://forum.inductiveautomation.com/t/feature-12695-provide-access-to-window-dimensions-in-perspective-via-page-props/25438)
**Author:** [@rschantell](https://forum.inductiveautomation.com/u/rschantell)\ **Replies:** 2\ **Last updated:** [May 31, 2019, 1:40pm UTC](https://forum.inductiveautomation.com/t/feature-12695-provide-access-to-window-dimensions-in-perspective-via-page-props/25438 "2019-05-31T13:40:24Z")
I’m trying to create a project with a docked menu tree on the left that when an item is clicked will either open the view as a popup or open the target as the main view. IE, when the resolution is larger than 800x600, it… --- ## [Serial ASCII Communication with Ignition](https://forum.inductiveautomation.com/t/serial-ascii-communication-with-ignition/25456)
**Author:** [@Rendi.Yohanes](https://forum.inductiveautomation.com/u/Rendi.Yohanes)\ **Replies:** 5\ **Last updated:** [May 31, 2019, 12:55pm UTC](https://forum.inductiveautomation.com/t/serial-ascii-communication-with-ignition/25456 "2019-05-31T12:55:27Z")
Dear all, I am trying to integrate a check weigher instrument with Ignition. The check weigher native communication protocol is RS485 with ASCII format. In previous project, I used to create a Windows application/serv… --- ## [Script editor hotkeys, navigation, etc](https://forum.inductiveautomation.com/t/script-editor-hotkeys-navigation-etc/4831)
**Author:** [@markdobtech](https://forum.inductiveautomation.com/u/markdobtech)\ **Replies:** 1\ **Last updated:** [July 17, 2012, 3:50pm UTC](https://forum.inductiveautomation.com/t/script-editor-hotkeys-navigation-etc/4831 "2012-07-17T15:50:54Z")
Is there a place in the manual or elsewhere describing editor navigation hotkeys, etc.? Also, what is the hotkey to dropdown scripting or expression functions for selection, or, should this be automatic as the function n… --- ## [Trigger script Tag value change](https://forum.inductiveautomation.com/t/trigger-script-tag-value-change/25452)
**Author:** [@pawel.kondol](https://forum.inductiveautomation.com/u/pawel.kondol)\ **Replies:** 2\ **Last updated:** [May 31, 2019, 10:48am UTC](https://forum.inductiveautomation.com/t/trigger-script-tag-value-change/25452 "2019-05-31T10:48:00Z")
Hello, I have script to generate xml file: from xml.etree.ElementTree import ElementTree from xml.etree.ElementTree import Element import xml.etree.ElementTree as etree import xml.etree.cElementTree as ET value1 = … --- ## [web-API to read/write tags json](https://forum.inductiveautomation.com/t/web-api-to-read-write-tags-json/19038)
**Author:** [@GreggCava](https://forum.inductiveautomation.com/u/GreggCava)\ **Replies:** 46\ **Last updated:** [May 31, 2019, 10:43am UTC](https://forum.inductiveautomation.com/t/web-api-to-read-write-tags-json/19038 "2019-05-31T10:43:27Z")
I found this old thread http://forum.inductiveautomation.com/t/simple-api-to-read-and-write-to-ignition-tags/2171 with a similar request. Basically we want use a simple webcall passing "tagpath" to get a json with eac… --- ## [Ignition 8.0.2-rc1 - Unexpected error executing expression/db tag](https://forum.inductiveautomation.com/t/ignition-8-0-2-rc1-unexpected-error-executing-expression-db-tag/25397)
**Author:** [@mazeyrat](https://forum.inductiveautomation.com/u/mazeyrat)\ **Replies:** 3\ **Last updated:** [May 31, 2019, 12:03am UTC](https://forum.inductiveautomation.com/t/ignition-8-0-2-rc1-unexpected-error-executing-expression-db-tag/25397 "2019-05-31T00:03:25Z")
During the creation of udt tags instance, I have the following error in the gateway tags.execution.actors.expr expr 29May2019 15:15:22 Unexpected error executing expression/db tag. java.lang.NullPointerException: null … --- ## [Default table view at bottom](https://forum.inductiveautomation.com/t/default-table-view-at-bottom/25418)
**Author:** [@mriederer](https://forum.inductiveautomation.com/u/mriederer)\ **Replies:** 6\ **Last updated:** [May 30, 2019, 9:59pm UTC](https://forum.inductiveautomation.com/t/default-table-view-at-bottom/25418 "2019-05-30T21:59:46Z")
Hi, I am looking for a way to have the default view of a Power Table be focused to the last row of a table. The table is pulling data from a SQL table and I currently have the default Selected Row to be: SELECT COUNT(\*… --- ## [Vision Client Launcher - Shortcut Error](https://forum.inductiveautomation.com/t/vision-client-launcher-shortcut-error/25417)
**Author:** [@hodgins.e](https://forum.inductiveautomation.com/u/hodgins.e)\ **Replies:** 2\ **Last updated:** [May 30, 2019, 8:42pm UTC](https://forum.inductiveautomation.com/t/vision-client-launcher-shortcut-error/25417 "2019-05-30T20:42:49Z")
For some reason the shortcut for one of our projects isn’t working. I’m not sure what would cause that or what would’ve changed. It was working. But the error I get is: Launch Error Project could not be found on the… --- ## [System.tag.read isn't working since updating to 8.0.2](https://forum.inductiveautomation.com/t/system-tag-read-isnt-working-since-updating-to-8-0-2/25436)
**Author:** [@mitchell-ACS](https://forum.inductiveautomation.com/u/mitchell-ACS)\ **Replies:** 3\ **Last updated:** [May 30, 2019, 6:42pm UTC](https://forum.inductiveautomation.com/t/system-tag-read-isnt-working-since-updating-to-8-0-2/25436 "2019-05-30T18:42:46Z")
I have a script transform that was working fine in 8.0.1, but after updating to 8.0.2rc1 I get the following error: --- ## [Raspberry Pi 3 B+ Raspbian](https://forum.inductiveautomation.com/t/raspberry-pi-3-b-raspbian/22611)
**Author:** [@dion.botha](https://forum.inductiveautomation.com/u/dion.botha)\ **Replies:** 12\ **Last updated:** [May 30, 2019, 6:22pm UTC](https://forum.inductiveautomation.com/t/raspberry-pi-3-b-raspbian/22611 "2019-05-30T18:22:04Z")
Hi Guys, I am trying to run an Ignition client on a Raspberry Pi 3 B+ running the Raspbian OS. If I navigate to the gateway home page and try launch a project it downloads the .jnlp file as normal but when i try to ope… --- ## [Tab Strip Cursor](https://forum.inductiveautomation.com/t/tab-strip-cursor/1257)
**Author:** [@Pat](https://forum.inductiveautomation.com/u/Pat)\ **Replies:** 2\ **Last updated:** [May 30, 2019, 6:10pm UTC](https://forum.inductiveautomation.com/t/tab-strip-cursor/1257 "2019-05-30T18:10:37Z")
I am unable to set the Cursor to anything other than Default. I'm trying to switch it to Hand but it always reverts back to Default. --- ## [Auditing Configuration](https://forum.inductiveautomation.com/t/auditing-configuration/25440)
**Author:** [@nathan.hooper](https://forum.inductiveautomation.com/u/nathan.hooper)\ **Replies:** 2\ **Last updated:** [May 30, 2019, 5:22pm UTC](https://forum.inductiveautomation.com/t/auditing-configuration/25440 "2019-05-30T17:22:58Z")
I am trying to setup an Audit Profile and then view the changes made to it when I make a change to a tag, but somehow its not working. I followed the instructions on how to set it up in the user manual, but so far the o… --- ## [Map pins from map tool not showing up in mobile client](https://forum.inductiveautomation.com/t/map-pins-from-map-tool-not-showing-up-in-mobile-client/25433)
**Author:** [@Steve\_Laubach](https://forum.inductiveautomation.com/u/Steve_Laubach)\ **Replies:** 2\ **Last updated:** [May 30, 2019, 5:02pm UTC](https://forum.inductiveautomation.com/t/map-pins-from-map-tool-not-showing-up-in-mobile-client/25433 "2019-05-30T17:02:54Z")
Running 8.01 but I didn’t see patch notes where this was fixed. I have a screen on a Perspective app that uses the map tool and has pins that mark various things on the system. The pins show up fine in edge, chrome and… --- ## [Edit nested udt parameter - Ignition 7.9.10](https://forum.inductiveautomation.com/t/edit-nested-udt-parameter-ignition-7-9-10/25439)
**Author:** [@guipinper](https://forum.inductiveautomation.com/u/guipinper)\ **Replies:** 0\ **Last updated:** [May 30, 2019, 4:39pm UTC](https://forum.inductiveautomation.com/t/edit-nested-udt-parameter-ignition-7-9-10/25439 "2019-05-30T16:39:04Z")
Hi, so I have a script to import PLC channels addresses (stored in a db) into nested udts parameters. For that I use the system.tag.editTag scripting function. I manage to get this working in Ignition 7.9.7 by putting t… --- ## [Ignition Java Print Windows 10 Error](https://forum.inductiveautomation.com/t/ignition-java-print-windows-10-error/25234)
**Author:** [@alex.lievens](https://forum.inductiveautomation.com/u/alex.lievens)\ **Replies:** 2\ **Last updated:** [May 30, 2019, 4:07pm UTC](https://forum.inductiveautomation.com/t/ignition-java-print-windows-10-error/25234 "2019-05-30T16:07:52Z")
I am running a print job, and keep getting this error only on my client machines (Windows 10). The same job will run from my local computer (Windows 7 Professional), and the server the gateway is running on (windows ser… --- ## [SMS Consolidation](https://forum.inductiveautomation.com/t/sms-consolidation/12475)
**Author:** [@Chris\_Taylor](https://forum.inductiveautomation.com/u/Chris_Taylor)\ **Replies:** 2\ **Last updated:** [May 30, 2019, 3:28pm UTC](https://forum.inductiveautomation.com/t/sms-consolidation/12475 "2019-05-30T15:28:50Z")
When using consolidation for SMS alarm messages, is there a way of listing the consolidated alarms in the message. I've found that during a major event around 20 or so alarms that would be legitimate individual alarms … --- ## [Ignition 8 can't run on raspberry PI 3 B+](https://forum.inductiveautomation.com/t/ignition-8-cant-run-on-raspberry-pi-3-b/23759)
**Author:** [@nader.chinichian](https://forum.inductiveautomation.com/u/nader.chinichian)\ **Replies:** 14\ **Last updated:** [May 30, 2019, 3:16pm UTC](https://forum.inductiveautomation.com/t/ignition-8-cant-run-on-raspberry-pi-3-b/23759 "2019-05-30T15:16:26Z")
Hi I try to run the ignition 8 on raspberry PI 3 B+. After running ‘./ignition.sh start’ , I can connect to server through my laptop browser and set user and password. At this moment ignition try to startup and fail. … --- ## [Ignition + Apache Kafka =\> Build Massively Scalable Projects - Demo](https://forum.inductiveautomation.com/t/ignition-apache-kafka-build-massively-scalable-projects-demo/19317)
**Author:** [@R.Alamsha](https://forum.inductiveautomation.com/u/R.Alamsha)\ **Replies:** 3\ **Last updated:** [May 30, 2019, 8:53am UTC](https://forum.inductiveautomation.com/t/ignition-apache-kafka-build-massively-scalable-projects-demo/19317 "2019-05-30T08:53:23Z")
What is Apache Kafka? Apache Kafka is an open-source streaming platform that was initially built by LinkedIn. It was later handed over to Apache foundation and open sourced it in 2011. According to Wikipedia: Apache K… --- ## [system.tag.queryTagHistory() always returns 0.0 value](https://forum.inductiveautomation.com/t/system-tag-querytaghistory-always-returns-0-0-value/22088)
**Author:** [@avinashpise](https://forum.inductiveautomation.com/u/avinashpise)\ **Replies:** 2\ **Last updated:** [January 25, 2019, 3:24am UTC](https://forum.inductiveautomation.com/t/system-tag-querytaghistory-always-returns-0-0-value/22088 "2019-01-25T03:24:55Z")
I am using below script to get historical tag values dataset = system.tag.queryTagHistory( paths = \['MSP\_Tags/CCM3/Billet Casting Speed Strand \_3'\], startDate = startTime, endDate = endTime, aggregationMode = 'A… --- ## [Is there a Kafka Client for Ignition?](https://forum.inductiveautomation.com/t/is-there-a-kafka-client-for-ignition/25425)
**Author:** [@tekumatla.shivakumar](https://forum.inductiveautomation.com/u/tekumatla.shivakumar)\ **Replies:** 0\ **Last updated:** [May 30, 2019, 6:51am UTC](https://forum.inductiveautomation.com/t/is-there-a-kafka-client-for-ignition/25425 "2019-05-30T06:51:49Z")
Hello Is there a kafka client module available for Ignition ? I have seen this thread. There is a discussion and possible development of module but I don’t see any update after that . If any of you have any details re… [Previous page](https://forum.inductiveautomation.com/latest.md?page=1510) [Next page](https://forum.inductiveautomation.com/latest.md?page=1512)