# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?page=109 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 110 --- ## [Setting up ViewOnly user access](https://forum.inductiveautomation.com/t/setting-up-viewonly-user-access/112212)
**Author:** [@Wade](https://forum.inductiveautomation.com/u/Wade)\ **Replies:** 1\ **Last updated:** [November 16, 2025, 10:26am UTC](https://forum.inductiveautomation.com/t/setting-up-viewonly-user-access/112212 "2025-11-16T10:26:58Z")
I am trying to set up a ViewOnly role which would allow access to all vision windows, but not allow operation of any buttons or controls etc. So managers for example, can monitor a process without any danger of accident… --- ## [Calling Project Library Script in a scheduled gateway event](https://forum.inductiveautomation.com/t/calling-project-library-script-in-a-scheduled-gateway-event/112143)
**Author:** [@jsteele](https://forum.inductiveautomation.com/u/jsteele)\ **Replies:** 5\ **Last updated:** [November 15, 2025, 8:53pm UTC](https://forum.inductiveautomation.com/t/calling-project-library-script-in-a-scheduled-gateway-event/112143 "2025-11-15T20:53:32Z")
I would like to use a gateway scheduled event to look for changes in a db. The scheduled event will run code every minute. When I see a change I would like to use scripts that I have in the Project Library scripts sect… --- ## [PowerChart Component Error when using DB Table Historian](https://forum.inductiveautomation.com/t/powerchart-component-error-when-using-db-table-historian/112146)
**Author:** [@drojas](https://forum.inductiveautomation.com/u/drojas)\ **Replies:** 2\ **Last updated:** [November 15, 2025, 7:50pm UTC](https://forum.inductiveautomation.com/t/powerchart-component-error-when-using-db-table-historian/112146 "2025-11-15T19:50:07Z")
I’m getting a Component Error only when using a DB Table Historian query on the Power Chart. If the date range entered returns no data and you have “pointCount” set to -1 or 0 (which is required to prevent interpolation… --- ## [Ignition Transaction Group Firing More than Once](https://forum.inductiveautomation.com/t/ignition-transaction-group-firing-more-than-once/106050)
**Author:** [@Zachary\_Kacel1](https://forum.inductiveautomation.com/u/Zachary_Kacel1)\ **Replies:** 11\ **Last updated:** [November 15, 2025, 4:36pm UTC](https://forum.inductiveautomation.com/t/ignition-transaction-group-firing-more-than-once/106050 "2025-11-15T16:36:23Z")
I have a transaction group that will track the total gallons used when a counter tag counts up. I seen some anomalies in my data so I looked at the database and I have values that are doubling up. Do i have something set… --- ## [How to get logged in userName in project script library](https://forum.inductiveautomation.com/t/how-to-get-logged-in-username-in-project-script-library/112179)
**Author:** [@Anita.Shinde](https://forum.inductiveautomation.com/u/Anita.Shinde)\ **Replies:** 11\ **Last updated:** [November 15, 2025, 3:26pm UTC](https://forum.inductiveautomation.com/t/how-to-get-logged-in-username-in-project-script-library/112179 "2025-11-15T15:26:06Z")
Hi, I am trying to get logged In username in script library function by using “system.security.getUsername()“ But it is showing error , ‘Object has no attribute getUsername‘. whats wrong here, any other way to get the… --- ## [Targeting a Specific Popup Without Affecting Others in Ignition](https://forum.inductiveautomation.com/t/targeting-a-specific-popup-without-affecting-others-in-ignition/112191)
**Author:** [@asgharbmcproject](https://forum.inductiveautomation.com/u/asgharbmcproject)\ **Replies:** 4\ **Last updated:** [November 15, 2025, 2:40pm UTC](https://forum.inductiveautomation.com/t/targeting-a-specific-popup-without-affecting-others-in-ignition/112191 "2025-11-15T14:40:53Z")
Hi all, When I apply this CSS to the general .ia\_popup class: .ia\_popup { width: auto !important; height: auto !important; max-width: 90vw !important; max-height: 90vh !important; overflow: auto !important; } al… --- ## [What does the black (NOTICES) overlay mean?](https://forum.inductiveautomation.com/t/what-does-the-black-notices-overlay-mean/103348)
**Author:** [@Ryan\_Deardorff](https://forum.inductiveautomation.com/u/Ryan_Deardorff)\ **Replies:** 3\ **Last updated:** [November 15, 2025, 12:07am UTC](https://forum.inductiveautomation.com/t/what-does-the-black-notices-overlay-mean/103348 "2025-11-15T00:07:10Z")
The red overlays usually linger long enough for me to hover/click and find out more, but whenever I see the black overlay, it always disappears before I get the chance to see what it's trying to tell me. I did manage… --- ## [Touch Screen Problem](https://forum.inductiveautomation.com/t/touch-screen-problem/37136)
**Author:** [@Elijah.Morgan](https://forum.inductiveautomation.com/u/Elijah.Morgan)\ **Replies:** 23\ **Last updated:** [November 14, 2025, 10:08pm UTC](https://forum.inductiveautomation.com/t/touch-screen-problem/37136 "2025-11-14T22:08:27Z")
Hello, We are currently working on an HMI solution for an automation cell we have created. The screen we are using is an Industrial All in One Beckhoff PC and we are encountering a single issue with it as of now. We h… --- ## [Error starting Ignition with Tanuki checksum failed: (Errorcode: 0x800b010a)](https://forum.inductiveautomation.com/t/error-starting-ignition-with-tanuki-checksum-failed-errorcode-0x800b010a/112198)
**Author:** [@WPhan](https://forum.inductiveautomation.com/u/WPhan)\ **Replies:** 0\ **Last updated:** [November 14, 2025, 9:16pm UTC](https://forum.inductiveautomation.com/t/error-starting-ignition-with-tanuki-checksum-failed-errorcode-0x800b010a/112198 "2025-11-14T21:16:33Z")
WARN | wrapper | 2025/11/14 16:08:33 | A signature was found in "D:\\Program Files\\Inductive Automation\\Ignition\\IgnitionGateway.exe", but checksum failed: (Errorcode: 0x800b010a) A certificate chain could not be built… --- ## [Garbage Collection: ~4GB per minute](https://forum.inductiveautomation.com/t/garbage-collection-4gb-per-minute/112192)
**Author:** [@Jacob\_Sanchez](https://forum.inductiveautomation.com/u/Jacob_Sanchez)\ **Replies:** 7\ **Last updated:** [November 14, 2025, 8:54pm UTC](https://forum.inductiveautomation.com/t/garbage-collection-4gb-per-minute/112192 "2025-11-14T20:54:25Z")
Ignition Version: 8.1.31 Host: Debian 12 - Proxmox VM (8 Cores (E5-2650 v2), 4GB Ram, 2GB Allocated to Ignition) G1GC I am having an issue (at least i assume this is an issue) where the GC is collecting ~1GB every 15 … --- ## [How to login to perspective with NFC tags](https://forum.inductiveautomation.com/t/how-to-login-to-perspective-with-nfc-tags/45752)
**Author:** [@gregory.wailliez](https://forum.inductiveautomation.com/u/gregory.wailliez)\ **Replies:** 2\ **Last updated:** [November 14, 2025, 8:33pm UTC](https://forum.inductiveautomation.com/t/how-to-login-to-perspective-with-nfc-tags/45752 "2025-11-14T20:33:00Z")
Hello We want to login to Ignition Perspective by using a NFC tag. We have a ACR122U tag reader and some NFC tags (tag type: iso 14443-3A). In the identity provider we activate the badge option in Authentification meth… --- ## [Reports - Display message instead of empty table](https://forum.inductiveautomation.com/t/reports-display-message-instead-of-empty-table/112195)
**Author:** [@ron.deavers](https://forum.inductiveautomation.com/u/ron.deavers)\ **Replies:** 0\ **Last updated:** [November 14, 2025, 7:55pm UTC](https://forum.inductiveautomation.com/t/reports-display-message-instead-of-empty-table/112195 "2025-11-14T19:55:12Z")
We have reports that, depending on the criteria, will show an empty table. Is there a way to display a message in the table if there is no data to display? --- ## [Perspective Flex Repeater: preferred way to pass per-row data to instances?](https://forum.inductiveautomation.com/t/perspective-flex-repeater-preferred-way-to-pass-per-row-data-to-instances/112190)
**Author:** [@AGOSTINO\_SCLAUZERO](https://forum.inductiveautomation.com/u/AGOSTINO_SCLAUZERO)\ **Replies:** 4\ **Last updated:** [November 14, 2025, 7:38pm UTC](https://forum.inductiveautomation.com/t/perspective-flex-repeater-preferred-way-to-pass-per-row-data-to-instances/112190 "2025-11-14T19:38:08Z")
Hi, I have a Flex Repeater in Ignition Perspective (ignition platform version: 8.1.43). The parent view runs one query and gets a dataset. The repeater should create one instance per row. Possible ways to pass the ro… --- ## [Vision video player MJPEG via websocket](https://forum.inductiveautomation.com/t/vision-video-player-mjpeg-via-websocket/112164)
**Author:** [@alex.ferrell](https://forum.inductiveautomation.com/u/alex.ferrell)\ **Replies:** 18\ **Last updated:** [November 14, 2025, 6:58pm UTC](https://forum.inductiveautomation.com/t/vision-video-player-mjpeg-via-websocket/112164 "2025-11-14T18:58:56Z")
We have a Vision project that has pop-up windows with the video player component showing live video stream from an industrial camera. We recently changed cameras to a new one with better resolution and image capture. How… --- ## [ControlLogix MSG (Class 3) Utilization Swings Widely, Why?](https://forum.inductiveautomation.com/t/controllogix-msg-class-3-utilization-swings-widely-why/86910)
**Author:** [@Josh\_Connell](https://forum.inductiveautomation.com/u/Josh_Connell)\ **Replies:** 42\ **Last updated:** [November 14, 2025, 5:56pm UTC](https://forum.inductiveautomation.com/t/controllogix-msg-class-3-utilization-swings-widely-why/86910 "2025-11-14T17:56:08Z")
In Ignition, I have multiple tag groups with different sample rates. Most of my tags are polled at the slowest rate through a leased group. Ignition indicates around 222 requests a second overall, and around 103/s for th… --- ## [Modyfing the acknowledge note of an active-acked alarm](https://forum.inductiveautomation.com/t/modyfing-the-acknowledge-note-of-an-active-acked-alarm/56422)
**Author:** [@mohamad.tayara](https://forum.inductiveautomation.com/u/mohamad.tayara)\ **Replies:** 4\ **Last updated:** [November 14, 2025, 4:27pm UTC](https://forum.inductiveautomation.com/t/modyfing-the-acknowledge-note-of-an-active-acked-alarm/56422 "2025-11-14T16:27:38Z")
Hi, Is it possible to modify/update the ackNote of an alarm? the system.alarm.acknowledge function does not seem to update the ackNote when invoked on an Active - Acked alarm (acknowledgment with an existing UUID and a … --- ## [FastAPI POST endpoint returning "Field required" when sending dictionary from Jython](https://forum.inductiveautomation.com/t/fastapi-post-endpoint-returning-field-required-when-sending-dictionary-from-jython/111141)
**Author:** [@galeman](https://forum.inductiveautomation.com/u/galeman)\ **Replies:** 11\ **Last updated:** [November 14, 2025, 4:24pm UTC](https://forum.inductiveautomation.com/t/fastapi-post-endpoint-returning-field-required-when-sending-dictionary-from-jython/111141 "2025-11-14T16:24:26Z")
Hi everyone, I'm trying to use a POST method: h = {"accept": "application/json", "Content-Type": "application/json"} client = system.net.httpClient() response = client.post(url, data=data, headers=h) response.json d… --- ## [Perspective Table Column Editable](https://forum.inductiveautomation.com/t/perspective-table-column-editable/112178)
**Author:** [@TechEnlive](https://forum.inductiveautomation.com/u/TechEnlive)\ **Replies:** 7\ **Last updated:** [November 14, 2025, 4:02pm UTC](https://forum.inductiveautomation.com/t/perspective-table-column-editable/112178 "2025-11-14T16:02:24Z")
Hi Team, I am trying to make the table editable as per the client’s requirements. I have set editable = True for the column “order”, but I am still unable to edit it in the view. props.data is bind with query. Could s… --- ## [Float Exponent Conversion](https://forum.inductiveautomation.com/t/float-exponent-conversion/112183)
**Author:** [@warren](https://forum.inductiveautomation.com/u/warren)\ **Replies:** 2\ **Last updated:** [November 14, 2025, 3:59pm UTC](https://forum.inductiveautomation.com/t/float-exponent-conversion/112183 "2025-11-14T15:59:17Z")
Hello, I have an analog gauge feeding into my PLC as an input. I have to plug this raw data into an mathematical expression in order to convert voltage into a “raw pressure” As an example, I have an image showing that … --- ## [Medium priority alarms un-filterable in status table and queryStatus](https://forum.inductiveautomation.com/t/medium-priority-alarms-un-filterable-in-status-table-and-querystatus/112185)
**Author:** [@cmgriggs93](https://forum.inductiveautomation.com/u/cmgriggs93)\ **Replies:** 0\ **Last updated:** [November 14, 2025, 3:32pm UTC](https://forum.inductiveautomation.com/t/medium-priority-alarms-un-filterable-in-status-table-and-querystatus/112185 "2025-11-14T15:32:29Z")
Running 8.3.1, I found I am not able to retrieve ActiveAcked alarms of Medium priority in the alarm status table. ActiveUnacked alarms are picked up, but will disappear as soon as a user acknowledges them. The behavior … --- ## [Recommendation on UDTs to Transaction Groups](https://forum.inductiveautomation.com/t/recommendation-on-udts-to-transaction-groups/112172)
**Author:** [@Phillip\_Jackson](https://forum.inductiveautomation.com/u/Phillip_Jackson)\ **Replies:** 4\ **Last updated:** [November 14, 2025, 2:40pm UTC](https://forum.inductiveautomation.com/t/recommendation-on-udts-to-transaction-groups/112172 "2025-11-14T14:40:26Z")
I’m looking for a configuration recommendation. I have a UDT definition that effectively represents a row in a SQL table for some telemetry. The udt has a ‘trigger/enabled’ bool, two identifiers, and a value tag. Sinc… --- ## [How to read properties of existing device connection - Example Code](https://forum.inductiveautomation.com/t/how-to-read-properties-of-existing-device-connection-example-code/111772)
**Author:** [@tyler.bennett](https://forum.inductiveautomation.com/u/tyler.bennett)\ **Replies:** 4\ **Last updated:** [November 14, 2025, 1:38pm UTC](https://forum.inductiveautomation.com/t/how-to-read-properties-of-existing-device-connection-example-code/111772 "2025-11-14T13:38:13Z")
I had often been disappointed that not all device connection properties for existing devices were easily available through supported scripting (system.device.listDevices()) . I recently had cause to develop a methodology… --- ## [Deployment Modes files to sync](https://forum.inductiveautomation.com/t/deployment-modes-files-to-sync/112153)
**Author:** [@hulla](https://forum.inductiveautomation.com/u/hulla)\ **Replies:** 3\ **Last updated:** [November 14, 2025, 9:50am UTC](https://forum.inductiveautomation.com/t/deployment-modes-files-to-sync/112153 "2025-11-14T09:50:32Z")
Hello, i am trying to make a clone environment for new devs to experiment. we are working on a brand new factory and the development is quite fast. So for now, i just want to use git to push one gw (dev) and second gw (… --- ## [\[IGN-2678\] Tag import error when importing empty folder: Exception: Error importing tags: Udt definitions can only be imported in the UDT Definitions tab](https://forum.inductiveautomation.com/t/ign-2678-tag-import-error-when-importing-empty-folder-exception-error-importing-tags-udt-definitions-can-only-be-imported-in-the-udt-definitions-tab/55426)
**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Replies:** 6\ **Last updated:** [November 14, 2025, 9:44am UTC](https://forum.inductiveautomation.com/t/ign-2678-tag-import-error-when-importing-empty-folder-exception-error-importing-tags-udt-definitions-can-only-be-imported-in-the-udt-definitions-tab/55426 "2025-11-14T09:44:39Z")
v8.1.5 I’m trying to copy tags from one gateway to another by export/import tags, but for some reason I’m getting this error when trying to import standard (non-UDT type) tags… There isn’t even a "tagType": "UdtType" in… --- ## [Unable to add data to memory buffer, buffer full](https://forum.inductiveautomation.com/t/unable-to-add-data-to-memory-buffer-buffer-full/7608)
**Author:** [@Custom8](https://forum.inductiveautomation.com/u/Custom8)\ **Replies:** 2\ **Last updated:** [November 14, 2025, 9:15am UTC](https://forum.inductiveautomation.com/t/unable-to-add-data-to-memory-buffer-buffer-full/7608 "2025-11-14T09:15:09Z")
How to address error during group execution: com.inductiveautomation.factorysql.evaluation.EvaluationException: java.lang.Exception: Unable to add data to memory buffer, buffer full. Caused by: java.lang.Exception: Unabl… --- ## [How to detect the item that was expanded/collapsed in a Tree component?](https://forum.inductiveautomation.com/t/how-to-detect-the-item-that-was-expanded-collapsed-in-a-tree-component/112150)
**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Replies:** 8\ **Last updated:** [November 14, 2025, 12:31am UTC](https://forum.inductiveautomation.com/t/how-to-detect-the-item-that-was-expanded-collapsed-in-a-tree-component/112150 "2025-11-14T00:31:46Z")
I don’t know if I’m wasting my time.. but I’m attempting to create a historical tag tree browser with filtering ability. I’ve got a few things I want to include though, like: include the tooltip of tags in the tree nod… --- ## [Ignition Freezing When Accessing Gateway / OPC UA Device Config – All Vision Clients Fault](https://forum.inductiveautomation.com/t/ignition-freezing-when-accessing-gateway-opc-ua-device-config-all-vision-clients-fault/112171)
**Author:** [@Jason\_Crockett](https://forum.inductiveautomation.com/u/Jason_Crockett)\ **Replies:** 5\ **Last updated:** [November 13, 2025, 11:20pm UTC](https://forum.inductiveautomation.com/t/ignition-freezing-when-accessing-gateway-opc-ua-device-config-all-vision-clients-fault/112171 "2025-11-13T23:20:47Z")
Hello all, I’m running into a strange and repeatable issue on one of our Ignition systems, and I’m not sure where to start looking. Any time I open the Gateway and go to Config → OPC UA → Devices to add or modify a dev… --- ## [Ignition Gateway Logs – Missing Magnifier and Plus Icons on One Gateway](https://forum.inductiveautomation.com/t/ignition-gateway-logs-missing-magnifier-and-plus-icons-on-one-gateway/112174)
**Author:** [@pkhoshroo](https://forum.inductiveautomation.com/u/pkhoshroo)\ **Replies:** 2\ **Last updated:** [November 13, 2025, 11:19pm UTC](https://forum.inductiveautomation.com/t/ignition-gateway-logs-missing-magnifier-and-plus-icons-on-one-gateway/112174 "2025-11-13T23:19:09Z")
Hi Everyone I’m experiencing an issue with Ignition gateway logs. I have two gateways running the same version (8.1.31). However, on one gateway, the log viewer displays the magnifier and plus icons on the right side of… --- ## [\[IGN-12377\] Database error connections showing 0 and in red](https://forum.inductiveautomation.com/t/ign-12377-database-error-connections-showing-0-and-in-red/112173)
**Author:** [@andrew.budaiev](https://forum.inductiveautomation.com/u/andrew.budaiev)\ **Replies:** 3\ **Last updated:** [November 13, 2025, 10:34pm UTC](https://forum.inductiveautomation.com/t/ign-12377-database-error-connections-showing-0-and-in-red/112173 "2025-11-13T22:34:11Z")
I tried to find errors but couldn’t find anything obvious. What does it mean? Is it how 0 errored connections supposed to be? --- ## [How to implement a script delay properly](https://forum.inductiveautomation.com/t/how-to-implement-a-script-delay-properly/112132)
**Author:** [@Nol](https://forum.inductiveautomation.com/u/Nol)\ **Replies:** 12\ **Last updated:** [November 13, 2025, 9:26pm UTC](https://forum.inductiveautomation.com/t/how-to-implement-a-script-delay-properly/112132 "2025-11-13T21:26:04Z")
I have a scenario where I need to run one script and then later run another script and am wondering what the proper way to implement it would be? Looking through the documentation it suggests using system.util.invokeLate… [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?page=108) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?page=110)