# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=774 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 775 --- ## [How to verify integrity of docker image](https://forum.inductiveautomation.com/t/how-to-verify-integrity-of-docker-image/64536)
**Author:** [@declan.mccarthy](https://forum.inductiveautomation.com/u/declan.mccarthy)\ **Replies:** 2\ **Last updated:** [September 28, 2022, 3:55pm UTC](https://forum.inductiveautomation.com/t/how-to-verify-integrity-of-docker-image/64536 "2022-09-28T15:55:43Z")
Is there a way to verify the integrity of the docker image. I know Inductive publishes a sha256 on its digest on Dockerhub but this doesn’t match the image ID within Kubernetes or docker images digest. As per The Challe… --- ## [Lasso Select in perspective view](https://forum.inductiveautomation.com/t/lasso-select-in-perspective-view/64589)
**Author:** [@victor\_lefebvre](https://forum.inductiveautomation.com/u/victor_lefebvre)\ **Replies:** 4\ **Last updated:** [September 28, 2022, 3:20pm UTC](https://forum.inductiveautomation.com/t/lasso-select-in-perspective-view/64589 "2022-09-28T15:20:09Z")
Hello, Is there a way to select several components on a perspective view using a lasso select in the same way we do it in the designer? Thanks --- ## [Upgrading Ignition gateway troubles](https://forum.inductiveautomation.com/t/upgrading-ignition-gateway-troubles/64585)
**Author:** [@adam\_lilienberg](https://forum.inductiveautomation.com/u/adam_lilienberg)\ **Replies:** 1\ **Last updated:** [September 28, 2022, 3:16pm UTC](https://forum.inductiveautomation.com/t/upgrading-ignition-gateway-troubles/64585 "2022-09-28T15:16:55Z")
I have a gateway with redundancy and we recently upgraded this server from 8.1.17 to 8.1.20. I initiated the failover in order to upgrade the master. When the master gateway started all the gateway network connections a… --- ## [\[IGN-1477\] Report Page Numbers Not Working](https://forum.inductiveautomation.com/t/ign-1477-report-page-numbers-not-working/38021)
**Author:** [@benjamin.sperl](https://forum.inductiveautomation.com/u/benjamin.sperl)\ **Replies:** 2\ **Last updated:** [September 28, 2022, 3:02pm UTC](https://forum.inductiveautomation.com/t/ign-1477-report-page-numbers-not-working/38021 "2022-09-28T15:02:04Z")
I have a simple report with a header, a table, and a footer. The footer has the page number. The first page is displaying the footer correctly (“Page 1 of 5”). But all of the following pages show only Page @Page@ of @Pag… --- ## [Number of data exported from a power chart](https://forum.inductiveautomation.com/t/number-of-data-exported-from-a-power-chart/64569)
**Author:** [@JaviJCA](https://forum.inductiveautomation.com/u/JaviJCA)\ **Replies:** 4\ **Last updated:** [September 28, 2022, 2:55pm UTC](https://forum.inductiveautomation.com/t/number-of-data-exported-from-a-power-chart/64569 "2022-09-28T14:55:17Z")
How can I change the number of data exported from a power chart? When I export data, the maximum number of exported data is 601. 601 is the limit? --- ## [Help inserting rows of totals to a dataset from a query](https://forum.inductiveautomation.com/t/help-inserting-rows-of-totals-to-a-dataset-from-a-query/64498)
**Author:** [@zacharyw.larson](https://forum.inductiveautomation.com/u/zacharyw.larson)\ **Replies:** 33\ **Last updated:** [September 28, 2022, 1:21pm UTC](https://forum.inductiveautomation.com/t/help-inserting-rows-of-totals-to-a-dataset-from-a-query/64498 "2022-09-28T13:21:24Z")
How can I merge columns part way through a dataset with an append at the end of each shift in a dataset? Should I make a new post for this one? I know how to create a row using append. I am not sure how create a row t… --- ## [Roster Editing Auditing](https://forum.inductiveautomation.com/t/roster-editing-auditing/64601)
**Author:** [@jacob.ramirez](https://forum.inductiveautomation.com/u/jacob.ramirez)\ **Replies:** 1\ **Last updated:** [September 28, 2022, 2:48pm UTC](https://forum.inductiveautomation.com/t/roster-editing-auditing/64601 "2022-09-28T14:48:38Z")
From the function, system.roster.removeUsers, does Ignition audit that? I can’t find an ‘Action’ for edit/delete/create roster. --- ## [How to restore tag history from one database to another?](https://forum.inductiveautomation.com/t/how-to-restore-tag-history-from-one-database-to-another/64602)
**Author:** [@mattn1](https://forum.inductiveautomation.com/u/mattn1)\ **Replies:** 3\ **Last updated:** [September 28, 2022, 2:35pm UTC](https://forum.inductiveautomation.com/t/how-to-restore-tag-history-from-one-database-to-another/64602 "2022-09-28T14:35:35Z")
Hey all, I have a customer that had filled a database unexpectedly. My first reaction when I arrived onsite was to start storing current data to another database. I then figured out what was going on with db1, extende… --- ## [Disable Filter Input on a table](https://forum.inductiveautomation.com/t/disable-filter-input-on-a-table/64586)
**Author:** [@Klaus\_Reckefuss](https://forum.inductiveautomation.com/u/Klaus_Reckefuss)\ **Replies:** 4\ **Last updated:** [September 28, 2022, 2:01pm UTC](https://forum.inductiveautomation.com/t/disable-filter-input-on-a-table/64586 "2022-09-28T14:01:27Z")
I want to drive the filter on a table by code. So I want to hide the text input of the filter on the table. Can i hide the text input of the filter? --- ## [How to use custom method to get tag tree browser selected field value?](https://forum.inductiveautomation.com/t/how-to-use-custom-method-to-get-tag-tree-browser-selected-field-value/44479)
**Author:** [@prasath.t](https://forum.inductiveautomation.com/u/prasath.t)\ **Replies:** 21\ **Last updated:** [September 28, 2022, 12:47pm UTC](https://forum.inductiveautomation.com/t/how-to-use-custom-method-to-get-tag-tree-browser-selected-field-value/44479 "2022-09-28T12:47:07Z")
\- script used in list component (custom method i have written this script) In line 18 in my script i don’t know how to call tag tree browser selected tag path to the line - getting this error please help me out g… --- ## [Taking results from SQL Query and sending it to a Session Custom Property](https://forum.inductiveautomation.com/t/taking-results-from-sql-query-and-sending-it-to-a-session-custom-property/64548)
**Author:** [@CMuecke](https://forum.inductiveautomation.com/u/CMuecke)\ **Replies:** 5\ **Last updated:** [September 28, 2022, 12:00pm UTC](https://forum.inductiveautomation.com/t/taking-results-from-sql-query-and-sending-it-to-a-session-custom-property/64548 "2022-09-28T12:00:31Z")
I am able to grab data from a SQL Query and have it show up in a table in Perspective. I am able to take the data from the Table and copy it to a Session Custom Property. Is it possible to do this all in one step? With … --- ## [Easy Chart Selection Line not showing](https://forum.inductiveautomation.com/t/easy-chart-selection-line-not-showing/63963)
**Author:** [@Dharani\_T](https://forum.inductiveautomation.com/u/Dharani_T)\ **Replies:** 3\ **Last updated:** [September 28, 2022, 10:56am UTC](https://forum.inductiveautomation.com/t/easy-chart-selection-line-not-showing/63963 "2022-09-28T10:56:55Z")
Hi, I have two groups in easy chart with multiple parameters. In default, all options are unchecked. For eg: If i click on more than 1 parameter, data with lines are displayed. But when i especially click on Line speed,… --- ## [Bind Engineering unit to a tag inside UDT](https://forum.inductiveautomation.com/t/bind-engineering-unit-to-a-tag-inside-udt/60716)
**Author:** [@Urvish\_Mehta](https://forum.inductiveautomation.com/u/Urvish_Mehta)\ **Replies:** 1\ **Last updated:** [September 28, 2022, 7:15am UTC](https://forum.inductiveautomation.com/t/bind-engineering-unit-to-a-tag-inside-udt/60716 "2022-09-28T07:15:42Z")
Hello Everyone, I have a UDT for VFD. Engineering unit for Speed will change depending on where machine is going, It can be RPM or ft/min. Now PLC have a int tag for the same, like 1=ft/min , 2=RPM etc. Now I created ex… --- ## [Use of JfreeChart](https://forum.inductiveautomation.com/t/use-of-jfreechart/11581)
**Author:** [@Koen](https://forum.inductiveautomation.com/u/Koen)\ **Replies:** 6\ **Last updated:** [September 28, 2022, 4:51am UTC](https://forum.inductiveautomation.com/t/use-of-jfreechart/11581 "2022-09-28T04:51:26Z")
Hi everyone, I realise that the charting object is based on jfreechart.org. Is there a way to use the full range of charting features of the jfreechart package? I was hoping to do some contour plot, or similar, whic… --- ## [Gateway scripting - previous value](https://forum.inductiveautomation.com/t/gateway-scripting-previous-value/64568)
**Author:** [@Alfredo\_Egmo](https://forum.inductiveautomation.com/u/Alfredo_Egmo)\ **Replies:** 5\ **Last updated:** [September 27, 2022, 9:04pm UTC](https://forum.inductiveautomation.com/t/gateway-scripting-previous-value/64568 "2022-09-27T21:04:24Z")
Is there a way to get the Previous Value in a Gateway Event Script? the next line below is not working… thanks --- ## [Can I tie the database name in a tag based script to a memory tag value?](https://forum.inductiveautomation.com/t/can-i-tie-the-database-name-in-a-tag-based-script-to-a-memory-tag-value/64558)
**Author:** [@Neil\_Carty](https://forum.inductiveautomation.com/u/Neil_Carty)\ **Replies:** 3\ **Last updated:** [September 27, 2022, 7:16pm UTC](https://forum.inductiveautomation.com/t/can-i-tie-the-database-name-in-a-tag-based-script-to-a-memory-tag-value/64558 "2022-09-27T19:16:08Z")
Hello. I am currently using 8.1.17 and am using tag event scripts to write to my database. IT has informed me that we will be changing over our database with a newer one and the tables that I am currently writting to w… --- ## [Ignition Alarm History](https://forum.inductiveautomation.com/t/ignition-alarm-history/64560)
**Author:** [@M\_Sayed](https://forum.inductiveautomation.com/u/M_Sayed)\ **Replies:** 1\ **Last updated:** [September 27, 2022, 6:27pm UTC](https://forum.inductiveautomation.com/t/ignition-alarm-history/64560 "2022-09-27T18:27:21Z")
Hello Everyone, I am brand new in Ignition world and I would like to get some information about the alarm history because I would like to create a weekly report in specific format for the alarm then I will do some analy… --- ## [Ignition Edge as a "Backup" Gateway](https://forum.inductiveautomation.com/t/ignition-edge-as-a-backup-gateway/64551)
**Author:** [@markusx1094](https://forum.inductiveautomation.com/u/markusx1094)\ **Replies:** 1\ **Last updated:** [September 27, 2022, 5:11pm UTC](https://forum.inductiveautomation.com/t/ignition-edge-as-a-backup-gateway/64551 "2022-09-27T17:11:57Z")
Is there an effective way to implement Ignition Edge as a backup “gateway”/project with limited controls in case of a network failure? How should the communications between PLC and gateways be set up? Is it better to hav… --- ## [Regex and barcode scanner help](https://forum.inductiveautomation.com/t/regex-and-barcode-scanner-help/64531)
**Author:** [@apimente](https://forum.inductiveautomation.com/u/apimente)\ **Replies:** 2\ **Last updated:** [September 27, 2022, 5:11pm UTC](https://forum.inductiveautomation.com/t/regex-and-barcode-scanner-help/64531 "2022-09-27T17:11:00Z")
Hi Guys, Please your help with some barcode scanner and the regex. We need to read this kind of code: 31000000009110000150102202255923 The 3100 is the prefix but we don’t have a suffix, so i think we need some regex … --- ## [Session events not opening in designer (8.1)](https://forum.inductiveautomation.com/t/session-events-not-opening-in-designer-8-1/64549)
**Author:** [@Shiv\_Patel](https://forum.inductiveautomation.com/u/Shiv_Patel)\ **Replies:** 3\ **Last updated:** [September 27, 2022, 5:09pm UTC](https://forum.inductiveautomation.com/t/session-events-not-opening-in-designer-8-1/64549 "2022-09-27T17:09:29Z")
There is an issue with opening the session events menu from the Designer, and we are unsure how to solve the issue. Two methods were tested to see if the events open up (1. From Project-\>Session Events button located on … --- ## [SunnyBoy Modbus Registers](https://forum.inductiveautomation.com/t/sunnyboy-modbus-registers/64544)
**Author:** [@Colby\_Desselles](https://forum.inductiveautomation.com/u/Colby_Desselles)\ **Replies:** 1\ **Last updated:** [September 27, 2022, 5:07pm UTC](https://forum.inductiveautomation.com/t/sunnyboy-modbus-registers/64544 "2022-09-27T17:07:14Z")
So I currently have a Sunnyboy inverter up and running but I am having trouble accessing the registers through Ignition OPC tags, has anyone else run into this problem? --- ## [Popup, parameters, named query, part 2](https://forum.inductiveautomation.com/t/popup-parameters-named-query-part-2/64506)
**Author:** [@mdemaris](https://forum.inductiveautomation.com/u/mdemaris)\ **Replies:** 14\ **Last updated:** [September 27, 2022, 4:49pm UTC](https://forum.inductiveautomation.com/t/popup-parameters-named-query-part-2/64506 "2022-09-27T16:49:04Z")
Hello all, Following on the tails of this thread, since I marked it as solved, but came across a different problem: https://forum.inductiveautomation.com/t/popup-view-parameter-stored-procedure/64354/5 If I hard co… --- ## [Modbus TCP devices intermittently disconnecting and reconnecting](https://forum.inductiveautomation.com/t/modbus-tcp-devices-intermittently-disconnecting-and-reconnecting/64541)
**Author:** [@Dustin\_Kwok](https://forum.inductiveautomation.com/u/Dustin_Kwok)\ **Replies:** 1\ **Last updated:** [September 27, 2022, 3:46pm UTC](https://forum.inductiveautomation.com/t/modbus-tcp-devices-intermittently-disconnecting-and-reconnecting/64541 "2022-09-27T15:46:47Z")
Hi I am working with 3 Modbus TCP devices along with a handful of DNP3 devices. The 3 Modbus TCP would intermittently disconnect and reconnect causing countless alarms. Alarms seem to occur every couple minutes with rand… --- ## [Python typing issues](https://forum.inductiveautomation.com/t/python-typing-issues/64535)
**Author:** [@Chris\_McPherson](https://forum.inductiveautomation.com/u/Chris_McPherson)\ **Replies:** 8\ **Last updated:** [September 27, 2022, 3:29pm UTC](https://forum.inductiveautomation.com/t/python-typing-issues/64535 "2022-09-27T15:29:35Z")
I have been running across strange behavior with data types when passing or returning from functions. In the same script I have run across two issues since the update to 8.1.19 SummaryWhen passing a pyDataSet to a funct… --- ## [Tag Quality/Device connection Problem](https://forum.inductiveautomation.com/t/tag-quality-device-connection-problem/8643)
**Author:** [@c\_hurd](https://forum.inductiveautomation.com/u/c_hurd)\ **Replies:** 10\ **Last updated:** [September 27, 2022, 3:27pm UTC](https://forum.inductiveautomation.com/t/tag-quality-device-connection-problem/8643 "2022-09-27T15:27:57Z")
I am having a timeout problem with my RTU device over TCP. Starting off with a few tags I have no issues of connecting or disconnecting. I get the data that I need and can communicate with the controller easily. I th… --- ## [Ignition Javadocs Location](https://forum.inductiveautomation.com/t/ignition-javadocs-location/20655)
**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Replies:** 3\ **Last updated:** [September 27, 2022, 3:25pm UTC](https://forum.inductiveautomation.com/t/ignition-javadocs-location/20655 "2022-09-27T15:25:09Z")
Is there somewhere on the IA website that has a list of all of the available javadocs sites? The only links I have been able to find are buried away in either the SDK guide which has two outdated links to 7.8 and 7.9.0… --- ## [Reducing Ignition Edge memory footprint](https://forum.inductiveautomation.com/t/reducing-ignition-edge-memory-footprint/64258)
**Author:** [@fshriver](https://forum.inductiveautomation.com/u/fshriver)\ **Replies:** 1\ **Last updated:** [September 27, 2022, 3:21pm UTC](https://forum.inductiveautomation.com/t/reducing-ignition-edge-memory-footprint/64258 "2022-09-27T15:21:48Z")
We’re using Ignition Edge for some field work on devices with a very small compute budget (1GB of RAM or less). Ignition Edge appears to fit on these devices and performs decently, however it takes almost half the availa… --- ## [Recover historical data from remotely connected devices](https://forum.inductiveautomation.com/t/recover-historical-data-from-remotely-connected-devices/64520)
**Author:** [@Michal\_Goralczyk](https://forum.inductiveautomation.com/u/Michal_Goralczyk)\ **Replies:** 3\ **Last updated:** [September 27, 2022, 2:58pm UTC](https://forum.inductiveautomation.com/t/recover-historical-data-from-remotely-connected-devices/64520 "2022-09-27T14:58:05Z")
Hello! I would like to ask what are the possibilities of recovering historical data from devices with which Ignition communicates remotely. I am referring to the example of photovoltaic farms. There are devices there t… --- ## [SQL runScript in expression binding](https://forum.inductiveautomation.com/t/sql-runscript-in-expression-binding/64505)
**Author:** [@craigb](https://forum.inductiveautomation.com/u/craigb)\ **Replies:** 7\ **Last updated:** [September 27, 2022, 1:48pm UTC](https://forum.inductiveautomation.com/t/sql-runscript-in-expression-binding/64505 "2022-09-27T13:48:18Z")
I’m trying to make a quick popup for editing some data in a table So, user selects a row in the table. That unique value is passed to the popup. The pop up has a few labels that will be pre filled with the data by using… --- ## [Euromap 77/83 on Ignition](https://forum.inductiveautomation.com/t/euromap-77-83-on-ignition/57376)
**Author:** [@Rafael\_Matos](https://forum.inductiveautomation.com/u/Rafael_Matos)\ **Replies:** 8\ **Last updated:** [September 27, 2022, 1:30pm UTC](https://forum.inductiveautomation.com/t/euromap-77-83-on-ignition/57376 "2022-09-27T13:30:01Z")
Hello, We are using Ignition to monitor injection machines through Euromap 77/83 Standard. However, we couldn\`t find a way to set a new device and receiving data from it. Could anyone please help us on this subject? T… [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=773) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=775)