# Ignition

**URL:** https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=1143

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**Page:** 1144

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## [Mobile Perspective User Login Bug](https://forum.inductiveautomation.com/t/mobile-perspective-user-login-bug/37385)

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**Author:** [@nickbartsch](https://forum.inductiveautomation.com/u/nickbartsch)\
**Replies:** 3\
**Last updated:** [August 4, 2020, 10:15pm UTC](https://forum.inductiveautomation.com/t/mobile-perspective-user-login-bug/37385 "2020-08-04T22:15:27Z")

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Hello, I’ve been playing around with the perspective app on iOS and I have come across what seems to be a bug. In my project, I have a button that a user can press in order to login. When the user logs in, however, the …

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## [EAM Module on Backup Redundant Node](https://forum.inductiveautomation.com/t/eam-module-on-backup-redundant-node/37389)

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**Author:** [@Jonathan](https://forum.inductiveautomation.com/u/Jonathan)\
**Replies:** 0\
**Last updated:** [August 4, 2020, 9:07pm UTC](https://forum.inductiveautomation.com/t/eam-module-on-backup-redundant-node/37389 "2020-08-04T21:07:20Z")

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Is there any reason to install the EAM agent module on a backup node of a redundant gateway setup?

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## [SQL Datetime Locale](https://forum.inductiveautomation.com/t/sql-datetime-locale/37378)

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**Author:** [@kaushik.shah](https://forum.inductiveautomation.com/u/kaushik.shah)\
**Replies:** 3\
**Last updated:** [August 4, 2020, 7:56pm UTC](https://forum.inductiveautomation.com/t/sql-datetime-locale/37378 "2020-08-04T19:56:08Z")

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Hello All, We are doing database table read/write thru scripting. Dates were also created in string format when required to add into the database. Hence, the date looked something like 'yyyy-MM-dd hh:mm:ss'. Now, we hav…

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## [Google G Suite sign-on to Ignition](https://forum.inductiveautomation.com/t/google-g-suite-sign-on-to-ignition/20763)

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**Author:** [@rrowe](https://forum.inductiveautomation.com/u/rrowe)\
**Replies:** 7\
**Last updated:** [August 4, 2020, 7:52pm UTC](https://forum.inductiveautomation.com/t/google-g-suite-sign-on-to-ignition/20763 "2020-08-04T19:52:32Z")

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Would it be possible to integrate the sign on process with Google G Suite for Ignition clients?

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## [Upgrading to 8.0.15 data types empty](https://forum.inductiveautomation.com/t/upgrading-to-8-0-15-data-types-empty/37303)

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**Author:** [@m.sanders](https://forum.inductiveautomation.com/u/m.sanders)\
**Replies:** 6\
**Last updated:** [August 4, 2020, 7:45pm UTC](https://forum.inductiveautomation.com/t/upgrading-to-8-0-15-data-types-empty/37303 "2020-08-04T19:45:00Z")

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Hello, I upgraded to 8.0.15 and found that some of my datatypes had lost all of their internal data and are just showing their parameters. Has anyone else experienced this issue?

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## [Search and Replace Adds Tag Folder](https://forum.inductiveautomation.com/t/search-and-replace-adds-tag-folder/37381)

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**Author:** [@davis.tolbert](https://forum.inductiveautomation.com/u/davis.tolbert)\
**Replies:** 0\
**Last updated:** [August 4, 2020, 7:40pm UTC](https://forum.inductiveautomation.com/t/search-and-replace-adds-tag-folder/37381 "2020-08-04T19:40:03Z")

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I am experiencing an issue where I am attempting to perform a search and replace on a tag name and when I press replace, what ends up happening is the tag will remain unchanged, but is placed in a folder with the name. F…

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## [Template Internal Property with Expression](https://forum.inductiveautomation.com/t/template-internal-property-with-expression/37358)

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**Author:** [@Luke.Pascall](https://forum.inductiveautomation.com/u/Luke.Pascall)\
**Replies:** 2\
**Last updated:** [August 4, 2020, 7:30pm UTC](https://forum.inductiveautomation.com/t/template-internal-property-with-expression/37358 "2020-08-04T19:30:50Z")

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Hello all, I’m using a template with an internal property based on some passed in opc tags. When I update the project some of the templates will show bad expressions: Once I physically toggle the sensor tied to the …

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## [onMessageReceived local variable 'payload' referenced before assignment](https://forum.inductiveautomation.com/t/onmessagereceived-local-variable-payload-referenced-before-assignment/37371)

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**Author:** [@Jonathan](https://forum.inductiveautomation.com/u/Jonathan)\
**Replies:** 3\
**Last updated:** [August 4, 2020, 6:25pm UTC](https://forum.inductiveautomation.com/t/onmessagereceived-local-variable-payload-referenced-before-assignment/37371 "2020-08-04T18:25:01Z")

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I am running version 8.0.15 and on my message handler I am receiving the following message. def onMessageReceived(self, payload): """ This method will be called when a message with the matching type code arrives at t…

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## [Error: Could not purge old metrics:database disk image is malformed](https://forum.inductiveautomation.com/t/error-could-not-purge-old-metrics-database-disk-image-is-malformed/14611)

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**Author:** [@fourholesn1](https://forum.inductiveautomation.com/u/fourholesn1)\
**Replies:** 4\
**Last updated:** [August 4, 2020, 6:24pm UTC](https://forum.inductiveautomation.com/t/error-could-not-purge-old-metrics-database-disk-image-is-malformed/14611 "2020-08-04T18:24:37Z")

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I have a Gateway Event Script set up to run on a timer. The script runs fine when executed as the click event of a button but gives this error in the MetricHistoryManager logger running as a Gateway Event Script: Could n…

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## [Outgoing Gateway Connection to Redundant Pair](https://forum.inductiveautomation.com/t/outgoing-gateway-connection-to-redundant-pair/37367)

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**Author:** [@Jonathan](https://forum.inductiveautomation.com/u/Jonathan)\
**Replies:** 0\
**Last updated:** [August 4, 2020, 3:47pm UTC](https://forum.inductiveautomation.com/t/outgoing-gateway-connection-to-redundant-pair/37367 "2020-08-04T15:47:39Z")

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When I setup a outgoing Gateway Network Connection to a gateway that is setup in redundancy do I need to make a separate connection going to the master and to the backup? Or do I just make a single connection going to th…

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## [Perspective Table Headers](https://forum.inductiveautomation.com/t/perspective-table-headers/37362)

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**Author:** [@ShaneH](https://forum.inductiveautomation.com/u/ShaneH)\
**Replies:** 0\
**Last updated:** [August 4, 2020, 2:50pm UTC](https://forum.inductiveautomation.com/t/perspective-table-headers/37362 "2020-08-04T14:50:22Z")

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When using a Perspective table component, if the dataset is empty, the table header is not displayed. I’d like to have the header always displayed. Is there an easy option for this? I have a workaround with scripting…

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## [Counter Gateway Tag Change Script Issue](https://forum.inductiveautomation.com/t/counter-gateway-tag-change-script-issue/37361)

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**Author:** [@vasilevdim](https://forum.inductiveautomation.com/u/vasilevdim)\
**Replies:** 0\
**Last updated:** [August 4, 2020, 2:46pm UTC](https://forum.inductiveautomation.com/t/counter-gateway-tag-change-script-issue/37361 "2020-08-04T14:46:30Z")

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Hello, I have the following Gateway Tag Change Script on a tag “Counter”: ‘’’ if not initialChange: currentValue = event.getCurrentValue().getValue() previousValue = event.getPreviousValue().getValue() if…

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## [Configure Expression Binding](https://forum.inductiveautomation.com/t/configure-expression-binding/37356)

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**Author:** [@Alejandro01r](https://forum.inductiveautomation.com/u/Alejandro01r)\
**Replies:** 2\
**Last updated:** [August 4, 2020, 2:21pm UTC](https://forum.inductiveautomation.com/t/configure-expression-binding/37356 "2020-08-04T14:21:43Z")

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Hello guys, I am trying to display different “strings” for a label to display states. Using - Configure Expression Binding. Maybe this is the incorrect way to do it? I could use some help. IF ( ({\[default\]Line 3 Fil…

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## [Transaction Group Stops Recording No Edits](https://forum.inductiveautomation.com/t/transaction-group-stops-recording-no-edits/37257)

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**Author:** [@davis.tolbert](https://forum.inductiveautomation.com/u/davis.tolbert)\
**Replies:** 4\
**Last updated:** [August 4, 2020, 12:38pm UTC](https://forum.inductiveautomation.com/t/transaction-group-stops-recording-no-edits/37257 "2020-08-04T12:38:14Z")

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Ignition 8.0.14 MSSQL Hi all. I had a mysterious issue occur where a transaction group ceased recording data somewhat randomly. I can confirm that the transaction group was working prior, and that no one on my team mad…

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## [MQTT Sparkplug - Optimizing bandwith at JSON "transfer"](https://forum.inductiveautomation.com/t/mqtt-sparkplug-optimizing-bandwith-at-json-transfer/37348)

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**Author:** [@tordvd](https://forum.inductiveautomation.com/u/tordvd)\
**Replies:** 2\
**Last updated:** [August 4, 2020, 10:10am UTC](https://forum.inductiveautomation.com/t/mqtt-sparkplug-optimizing-bandwith-at-json-transfer/37348 "2020-08-04T10:10:37Z")

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Hi, Anyone knows what is the most efficient way in terms of communication bandwith, to transfer a complete JSON object from point A to B using Sparkplug? For now I cast a JSON object as a string, and use sparkplug type…

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## [Perspective Alarm Status Table hide or display columns](https://forum.inductiveautomation.com/t/perspective-alarm-status-table-hide-or-display-columns/37349)

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**Author:** [@Brett\_Yeomans](https://forum.inductiveautomation.com/u/Brett_Yeomans)\
**Replies:** 0\
**Last updated:** [August 4, 2020, 9:53am UTC](https://forum.inductiveautomation.com/t/perspective-alarm-status-table-hide-or-display-columns/37349 "2020-08-04T09:53:34Z")

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Is there a way to toggle columns in the alarm status table through script/expression? I tried an expression in the ‘columns’,‘active’ and for the test ‘priority’, ‘enabled’. Toggling this bit in designer works but not …

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## [Vision force client or component to freeze updates/repaints](https://forum.inductiveautomation.com/t/vision-force-client-or-component-to-freeze-updates-repaints/37347)

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**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\
**Replies:** 0\
**Last updated:** [August 4, 2020, 8:17am UTC](https://forum.inductiveautomation.com/t/vision-force-client-or-component-to-freeze-updates-repaints/37347 "2020-08-04T08:17:04Z")

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Is there any way to stop clients or an individual component from repainting/updating? I have a script that runs on the alarm status table when I click on the magnifying glass to view alarm details, that updates the disp…

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## [Perspective numeric entry - how to accept change after inc drec with arrow buttons](https://forum.inductiveautomation.com/t/perspective-numeric-entry-how-to-accept-change-after-inc-drec-with-arrow-buttons/37311)

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**Author:** [@Brett\_Yeomans](https://forum.inductiveautomation.com/u/Brett_Yeomans)\
**Replies:** 3\
**Last updated:** [August 4, 2020, 7:08am UTC](https://forum.inductiveautomation.com/t/perspective-numeric-entry-how-to-accept-change-after-inc-drec-with-arrow-buttons/37311 "2020-08-04T07:08:32Z")

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When using the NumericEntryField in Perspective with direct mode I can use the up and down arrows to change the value but how do I enter this value? If I press enter on the keyboard the field reverts to the old value an…

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## [Gateway Event Scripts - Stored Procedure](https://forum.inductiveautomation.com/t/gateway-event-scripts-stored-procedure/37345)

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**Author:** [@lbuckley](https://forum.inductiveautomation.com/u/lbuckley)\
**Replies:** 1\
**Last updated:** [August 4, 2020, 6:49am UTC](https://forum.inductiveautomation.com/t/gateway-event-scripts-stored-procedure/37345 "2020-08-04T06:49:03Z")

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Hi there, Is it possible to execute stored procedures in a gateway event script on tag change? Thanks, Liam

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## [Ignition and Raspberry Pi GPIO](https://forum.inductiveautomation.com/t/ignition-and-raspberry-pi-gpio/37306)

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**Author:** [@iluntasun](https://forum.inductiveautomation.com/u/iluntasun)\
**Replies:** 3\
**Last updated:** [August 4, 2020, 6:38am UTC](https://forum.inductiveautomation.com/t/ignition-and-raspberry-pi-gpio/37306 "2020-08-04T06:38:21Z")

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Hello all, With Maker Edition out, I finally decided to play with the Pi and Ignition. The first thing I thought of was to do a small test and try a button to light up an LED with the built-in GPIO. Not so easy. First,…

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## [\[Bug-8454\]Vision Cylindrical Tank - Cant Change Value Without Binding to Tag and Changing Tags Value](https://forum.inductiveautomation.com/t/bug-8454-vision-cylindrical-tank-cant-change-value-without-binding-to-tag-and-changing-tags-value/37340)

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**Author:** [@dion.botha](https://forum.inductiveautomation.com/u/dion.botha)\
**Replies:** 2\
**Last updated:** [August 4, 2020, 5:43am UTC](https://forum.inductiveautomation.com/t/bug-8454-vision-cylindrical-tank-cant-change-value-without-binding-to-tag-and-changing-tags-value/37340 "2020-08-04T05:43:20Z")

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Hi Guys, I am trying to get more engineers up to speed with developing using Ignition's Vision. The first thing a new guy tried was placing a Cylindrical Tank component on a window and setup a set of buttons to change …

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## [How to Acknowledge alarm using physical input from PLC?](https://forum.inductiveautomation.com/t/how-to-acknowledge-alarm-using-physical-input-from-plc/37321)

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**Author:** [@p.tamilarasaan](https://forum.inductiveautomation.com/u/p.tamilarasaan)\
**Replies:** 4\
**Last updated:** [August 4, 2020, 3:20am UTC](https://forum.inductiveautomation.com/t/how-to-acknowledge-alarm-using-physical-input-from-plc/37321 "2020-08-04T03:20:05Z")

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Hi All, I’m looking for some help with alarm. I like to Acknowledge alarm using physical input from PLC. I don’t know if that is possible. Thanks in advance

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## [Dini Argeo Weighing Scale to Ignition](https://forum.inductiveautomation.com/t/dini-argeo-weighing-scale-to-ignition/34063)

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**Author:** [@vincent.canda](https://forum.inductiveautomation.com/u/vincent.canda)\
**Replies:** 4\
**Last updated:** [August 4, 2020, 1:39am UTC](https://forum.inductiveautomation.com/t/dini-argeo-weighing-scale-to-ignition/34063 "2020-08-04T01:39:44Z")

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Can i get info about connecting Dini Argeo Weighing Scale to Ignition without using PLC? Because the scale can connect direct to the Computer (PC) thru LAN or Bluetooth connection. Is there a way to get the data direct…

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## [Web Browser Component: Login Popup Not Shown](https://forum.inductiveautomation.com/t/web-browser-component-login-popup-not-shown/37331)

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**Author:** [@dkhayes117](https://forum.inductiveautomation.com/u/dkhayes117)\
**Replies:** 1\
**Last updated:** [August 3, 2020, 6:57pm UTC](https://forum.inductiveautomation.com/t/web-browser-component-login-popup-not-shown/37331 "2020-08-03T18:57:28Z")

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I’m trying to access an intranet page that requires credentials entered into a login popup. Does the web browser component not support login popups?

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## [Upgrading Gateway and JDBC Drivers](https://forum.inductiveautomation.com/t/upgrading-gateway-and-jdbc-drivers/37326)

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**Author:** [@Jonathan](https://forum.inductiveautomation.com/u/Jonathan)\
**Replies:** 1\
**Last updated:** [August 3, 2020, 6:14pm UTC](https://forum.inductiveautomation.com/t/upgrading-gateway-and-jdbc-drivers/37326 "2020-08-03T18:14:20Z")

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After upgrading my gateway from 8.0.12 to 8.0.15. I noticed that my jdbc directory now has the MS SQL jdbc driver jar that ships with ignition and also the MS SQL jdbc driver I had upgraded to when the gateway was 8.0.12…

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## [Sudo service commands do not work on 8.0.15 CentOs](https://forum.inductiveautomation.com/t/sudo-service-commands-do-not-work-on-8-0-15-centos/37292)

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**Author:** [@Rick.Schendel](https://forum.inductiveautomation.com/u/Rick.Schendel)\
**Replies:** 3\
**Last updated:** [August 3, 2020, 4:42pm UTC](https://forum.inductiveautomation.com/t/sudo-service-commands-do-not-work-on-8-0-15-centos/37292 "2020-08-03T16:42:02Z")

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I just did a fresh install of Ignition 8.0.15 on CentOS 7.8.2003. It installed and I can access the Gatweay Web page. However the usual LInux service commands do not work. For example: sudo service ignition status or…

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## [Pull cell data from perspective table](https://forum.inductiveautomation.com/t/pull-cell-data-from-perspective-table/37233)

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**Author:** [@dholt](https://forum.inductiveautomation.com/u/dholt)\
**Replies:** 3\
**Last updated:** [August 3, 2020, 4:39pm UTC](https://forum.inductiveautomation.com/t/pull-cell-data-from-perspective-table/37233 "2020-08-03T16:39:15Z")

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Hello, I have a JSON formatted table that I'm trying to read a value from a specific column, on the selected row and write that value back to a tag that is failing. Current event script: def runAction(self, event): …

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## [Right Click Popup on Power Table Not Working](https://forum.inductiveautomation.com/t/right-click-popup-on-power-table-not-working/11978)

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**Author:** [@dginther94](https://forum.inductiveautomation.com/u/dginther94)\
**Replies:** 4\
**Last updated:** [August 3, 2020, 3:58pm UTC](https://forum.inductiveautomation.com/t/right-click-popup-on-power-table-not-working/11978 "2020-08-03T15:58:00Z")

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Hey all, New to Ignition here in these recent couple weeks, and I'm at a loss for ideas as to why my power table suddenly stopped allowing me to right click it, when it's the same as two others in different windows, an…

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## [AdHoc Trend Template](https://forum.inductiveautomation.com/t/adhoc-trend-template/17828)

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**Author:** [@CJVR](https://forum.inductiveautomation.com/u/CJVR)\
**Replies:** 7\
**Last updated:** [August 3, 2020, 1:03pm UTC](https://forum.inductiveautomation.com/t/adhoc-trend-template/17828 "2020-08-03T13:03:37Z")

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The AdHoc Trend Template on the cloud is great. But it seems a number of tables need to be set up in the database to handle saved graphs, annotations, etc. Are there instructions floating around on how to set up the back…

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## [Siemens S7-1500 OPC UA Struct with TON Member](https://forum.inductiveautomation.com/t/siemens-s7-1500-opc-ua-struct-with-ton-member/37247)

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**Author:** [@deon.korb](https://forum.inductiveautomation.com/u/deon.korb)\
**Replies:** 10\
**Last updated:** [August 3, 2020, 12:50pm UTC](https://forum.inductiveautomation.com/t/siemens-s7-1500-opc-ua-struct-with-ton-member/37247 "2020-08-03T12:50:32Z")

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Hi We use the built in OPC UA server of the Siemens S7-1500 and want to read entire structures into document tags. It seems a TON member trips it up. I don’t know if this is a bug or just a limitation. This is the DB,…

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