# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?page=48 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 49 --- ## [\[IGN-16005\]How to get len of DotReferenceJythonMap?](https://forum.inductiveautomation.com/t/ign-16005-how-to-get-len-of-dotreferencejythonmap/115119)
**Author:** [@danielps1818](https://forum.inductiveautomation.com/u/danielps1818)\ **Replies:** 2\ **Last updated:** [April 16, 2026, 5:01pm UTC](https://forum.inductiveautomation.com/t/ign-16005-how-to-get-len-of-dotreferencejythonmap/115119 "2026-04-16T17:01:12Z")
Whenever you have a binding that is a dictionary what really is is a DotReferenceJythonMap. In the documentation says that you can get it using \_\_len\_\_() but I'm not able to do it. Any idea on how to do this? My fi… --- ## [Lagging Pre-Processed Partician Table](https://forum.inductiveautomation.com/t/lagging-pre-processed-partician-table/115122)
**Author:** [@kenneth.d](https://forum.inductiveautomation.com/u/kenneth.d)\ **Replies:** 0\ **Last updated:** [April 16, 2026, 4:21pm UTC](https://forum.inductiveautomation.com/t/lagging-pre-processed-partician-table/115122 "2026-04-16T16:21:57Z")
In the last couple of weeks I got a complaint from one of our customers that trends werent working for the last week or so, if the trend period was set to greater than 12 hours. The data was showing fine for a less than … --- ## [Multigateway upgrade from 8.1 to 8.3](https://forum.inductiveautomation.com/t/multigateway-upgrade-from-8-1-to-8-3/114909)
**Author:** [@justicelee741](https://forum.inductiveautomation.com/u/justicelee741)\ **Replies:** 5\ **Last updated:** [April 16, 2026, 4:01pm UTC](https://forum.inductiveautomation.com/t/multigateway-upgrade-from-8-1-to-8-3/114909 "2026-04-16T16:01:21Z")
Hi all, I’m going to be upgrading a multi-gateway architecture from 8.1 to 8.3. Generally speaking, I have the process for updating a singular gateway along with custom code changes for the project for 8.1 to 8.3 with n… --- ## [Memory dump and JDK](https://forum.inductiveautomation.com/t/memory-dump-and-jdk/115116)
**Author:** [@vrautomation](https://forum.inductiveautomation.com/u/vrautomation)\ **Replies:** 2\ **Last updated:** [April 16, 2026, 1:20pm UTC](https://forum.inductiveautomation.com/t/memory-dump-and-jdk/115116 "2026-04-16T13:20:18Z")
Ignition 8.1.42 We have an issue with the performance. The CPU goes very high 4 to 5 times per day and we need to restart, I'd like to be able to do a memory dump and send it to the IA support for analysis. In order t… --- ## [How to Play a live RTSP stream in Ignition](https://forum.inductiveautomation.com/t/how-to-play-a-live-rtsp-stream-in-ignition/115106)
**Author:** [@soontosr](https://forum.inductiveautomation.com/u/soontosr)\ **Replies:** 2\ **Last updated:** [April 16, 2026, 1:06pm UTC](https://forum.inductiveautomation.com/t/how-to-play-a-live-rtsp-stream-in-ignition/115106 "2026-04-16T13:06:41Z")
How to Play a live RTSP stream in Ignition Example . rtsp://admin:Adminit2019@192.168.8.58:554/cam/realmonitor?channel=4&subtype=0 --- ## [Ignition Historian Question](https://forum.inductiveautomation.com/t/ignition-historian-question/115088)
**Author:** [@rutvik.raval29199](https://forum.inductiveautomation.com/u/rutvik.raval29199)\ **Replies:** 1\ **Last updated:** [April 16, 2026, 12:20pm UTC](https://forum.inductiveautomation.com/t/ignition-historian-question/115088 "2026-04-16T12:20:29Z")
Hello, I'm historizing one tag with Sample Mode as "On Change" and other parameters for History settings are as default. However, When I tried to fetch the data for that tag, I am seeing multiple rows with different ti… --- ## [\[BUG\] Encoding mismatch while copying tag JSON with unicode characters](https://forum.inductiveautomation.com/t/bug-encoding-mismatch-while-copying-tag-json-with-unicode-characters/115097)
**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Replies:** 1\ **Last updated:** [April 16, 2026, 2:47am UTC](https://forum.inductiveautomation.com/t/bug-encoding-mismatch-while-copying-tag-json-with-unicode-characters/115097 "2026-04-16T02:47:45Z")
v8.3.3 Copying the JSON of tags that have unicode characters (E.g. ³ (superscript 3) and ° (degree)) ends up (in Windows) as � in the JSON. If you copy the JSON and paste it directly back into the tag editor, the tag pr… --- ## [ENGEL Molding Machines](https://forum.inductiveautomation.com/t/engel-molding-machines/56233)
**Author:** [@Sina\_Zadeh](https://forum.inductiveautomation.com/u/Sina_Zadeh)\ **Replies:** 26\ **Last updated:** [April 15, 2026, 9:42pm UTC](https://forum.inductiveautomation.com/t/engel-molding-machines/56233 "2026-04-15T21:42:31Z")
Hi Guys Has Ignition supports ENGEL molding machines? Is there any driver available for ENGEL Machines? --- ## [Vision Easy Chart Historic Mode Date Reset](https://forum.inductiveautomation.com/t/vision-easy-chart-historic-mode-date-reset/115092)
**Author:** [@Jordan\_Brandon](https://forum.inductiveautomation.com/u/Jordan_Brandon)\ **Replies:** 0\ **Last updated:** [April 15, 2026, 5:27pm UTC](https://forum.inductiveautomation.com/t/vision-easy-chart-historic-mode-date-reset/115092 "2026-04-15T17:27:15Z")
When moving from a real time easy chart tab to another and then back to the easy chart, the time range is preserved. This is not the case with a historic easy chart. The historic chart date range always resets to startup… --- ## [Ignition Edge Audit Log Empty?](https://forum.inductiveautomation.com/t/ignition-edge-audit-log-empty/115073)
**Author:** [@tmahaf](https://forum.inductiveautomation.com/u/tmahaf)\ **Replies:** 7\ **Last updated:** [April 15, 2026, 3:39pm UTC](https://forum.inductiveautomation.com/t/ignition-edge-audit-log-empty/115073 "2026-04-15T15:39:15Z")
Hi All - I’ve been spending some time trying to get the audit log working for our Ignition Edge gateway. I’ve tried the database, and the local SQLLite. Ignition makes the tables but it does not record anything (if I cha… --- ## [Latest stable MSSQL supported for 8.3](https://forum.inductiveautomation.com/t/latest-stable-mssql-supported-for-8-3/115081)
**Author:** [@Adarsh\_K](https://forum.inductiveautomation.com/u/Adarsh_K)\ **Replies:** 2\ **Last updated:** [April 15, 2026, 3:30pm UTC](https://forum.inductiveautomation.com/t/latest-stable-mssql-supported-for-8-3/115081 "2026-04-15T15:30:18Z")
Hi Which is the stable and latest mssql vesion for Ignition 8.3 ? --- ## [Identity Provider User Grant using script](https://forum.inductiveautomation.com/t/identity-provider-user-grant-using-script/115077)
**Author:** [@kirangodhade](https://forum.inductiveautomation.com/u/kirangodhade)\ **Replies:** 1\ **Last updated:** [April 15, 2026, 12:21pm UTC](https://forum.inductiveautomation.com/t/identity-provider-user-grant-using-script/115077 "2026-04-15T12:21:22Z")
Can we add a user in the Identity Provider whose type is OpenID Connect 1.0 using script or external API --- ## [Best practice defining logical functions in large scalable systems?](https://forum.inductiveautomation.com/t/best-practice-defining-logical-functions-in-large-scalable-systems/115054)
**Author:** [@angus123](https://forum.inductiveautomation.com/u/angus123)\ **Replies:** 16\ **Last updated:** [April 15, 2026, 12:15pm UTC](https://forum.inductiveautomation.com/t/best-practice-defining-logical-functions-in-large-scalable-systems/115054 "2026-04-15T12:15:57Z")
TLDR General question: What is best practice for centrally defining logical functions which are heavily utilized, in the context of large scale systems? Specific context: Will defining colour maps using centrally defin… --- ## [Tag export special symbols bug?](https://forum.inductiveautomation.com/t/tag-export-special-symbols-bug/115080)
**Author:** [@Simen](https://forum.inductiveautomation.com/u/Simen)\ **Replies:** 2\ **Last updated:** [April 15, 2026, 11:55am UTC](https://forum.inductiveautomation.com/t/tag-export-special-symbols-bug/115080 "2026-04-15T11:55:04Z")
When exporting tags from the designer in 8.3.3 "special" symbols and characters break. For example: "engUnit: °C" turns into "engUnit: �C", ø turns into ? Tag export is pretty much unusable for me now. I understand i… --- ## [OPC connection issues with FANUC FASOPC](https://forum.inductiveautomation.com/t/opc-connection-issues-with-fanuc-fasopc/104404)
**Author:** [@Simon\_Hathout\_Willar](https://forum.inductiveautomation.com/u/Simon_Hathout_Willar)\ **Replies:** 14\ **Last updated:** [April 15, 2026, 11:35am UTC](https://forum.inductiveautomation.com/t/opc-connection-issues-with-fanuc-fasopc/104404 "2026-04-15T11:35:21Z")
Hello. We have a large number of Fanuc CNC's, and use FASOPC to connect to these machines. We have a server running FASOPC as a service (this also is the same server which runs Ignition and SQL Server, there is not enou… --- ## [8.3.4 Siemens Enhanced Driver constantly loses connection](https://forum.inductiveautomation.com/t/8-3-4-siemens-enhanced-driver-constantly-loses-connection/115076)
**Author:** [@linus.mansson](https://forum.inductiveautomation.com/u/linus.mansson)\ **Replies:** 1\ **Last updated:** [April 15, 2026, 9:33am UTC](https://forum.inductiveautomation.com/t/8-3-4-siemens-enhanced-driver-constantly-loses-connection/115076 "2026-04-15T09:33:28Z")
With the release of 8.3.4 we decided to change from OPC UA to the Siemens Enhanced Driver. The read-times have improved alot but now we are facing a new issue. All components on the main view drops their connection for… --- ## [On call roster clasification as per sites](https://forum.inductiveautomation.com/t/on-call-roster-clasification-as-per-sites/114768)
**Author:** [@prasoon](https://forum.inductiveautomation.com/u/prasoon)\ **Replies:** 21\ **Last updated:** [April 15, 2026, 5:27am UTC](https://forum.inductiveautomation.com/t/on-call-roster-clasification-as-per-sites/114768 "2026-04-15T05:27:04Z")
I have 36 hospital sites and want to assign different roster for different sites, is it possible to show my roster as per the site selection. In below screen I have 7 rosters but as per the site is selected the respectiv… --- ## [Alarm Journal User filter wildcards?](https://forum.inductiveautomation.com/t/alarm-journal-user-filter-wildcards/80766)
**Author:** [@Bigtalljv](https://forum.inductiveautomation.com/u/Bigtalljv)\ **Replies:** 3\ **Last updated:** [April 14, 2026, 9:02pm UTC](https://forum.inductiveautomation.com/t/alarm-journal-user-filter-wildcards/80766 "2026-04-14T21:02:53Z")
Hi, Is there a way to do wildcards in the user "Filter Alarms" box in the Alarm Journal? I'd like to be able to search for two terms in the display path. --- ## [Perspective: Gantt Charts with labels](https://forum.inductiveautomation.com/t/perspective-gantt-charts-with-labels/83248)
**Author:** [@pgmo](https://forum.inductiveautomation.com/u/pgmo)\ **Replies:** 4\ **Last updated:** [April 14, 2026, 7:20pm UTC](https://forum.inductiveautomation.com/t/perspective-gantt-charts-with-labels/83248 "2026-04-14T19:20:57Z")
Hi all, i'd like to add some text in a gantt chart as in the following example: Any suggestion? Thanks in advance, regards --- ## [UCanAccess datasource stuck after error – requires Gateway restart](https://forum.inductiveautomation.com/t/ucanaccess-datasource-stuck-after-error-requires-gateway-restart/115058)
**Author:** [@jchen](https://forum.inductiveautomation.com/u/jchen)\ **Replies:** 1\ **Last updated:** [April 14, 2026, 5:56pm UTC](https://forum.inductiveautomation.com/t/ucanaccess-datasource-stuck-after-error-requires-gateway-restart/115058 "2026-04-14T17:56:35Z")
Hi there, I’m using UCanAccess 5.0.1 in Ignition 7.8 to read a MS access .mdb file. The connection works normally, but if there is a transient issue (e.g. file temporarily unavailable or damaged MDB file), I get errors… --- ## [Report builder keychain expression on versino key property of table group](https://forum.inductiveautomation.com/t/report-builder-keychain-expression-on-versino-key-property-of-table-group/115061)
**Author:** [@William\_Gibson](https://forum.inductiveautomation.com/u/William_Gibson)\ **Replies:** 4\ **Last updated:** [April 14, 2026, 5:15pm UTC](https://forum.inductiveautomation.com/t/report-builder-keychain-expression-on-versino-key-property-of-table-group/115061 "2026-04-14T17:15:42Z")
Hello, I have a table group with a “plcid” value coming from the BatchPhases query. I am trying to reference this plcid to change the row version of the Header and Details portions in my table group. plcid can be an int… --- ## [Struggling with Table in Reports](https://forum.inductiveautomation.com/t/struggling-with-table-in-reports/115065)
**Author:** [@NP209](https://forum.inductiveautomation.com/u/NP209)\ **Replies:** 2\ **Last updated:** [April 14, 2026, 4:58pm UTC](https://forum.inductiveautomation.com/t/struggling-with-table-in-reports/115065 "2026-04-14T16:58:10Z")
I am really struggling with understanding how to get this named query to show up properly in the reporting module. The number of columns is dynamic, its not always the same. I want the table to show the information exac… --- ## [Parameter Binding Manipulation](https://forum.inductiveautomation.com/t/parameter-binding-manipulation/83661)
**Author:** [@Pat\_Cunningham](https://forum.inductiveautomation.com/u/Pat_Cunningham)\ **Replies:** 9\ **Last updated:** [April 14, 2026, 4:42pm UTC](https://forum.inductiveautomation.com/t/parameter-binding-manipulation/83661 "2026-04-14T16:42:03Z")
I would like to get parts of PathToParentFolder in parameter binding. The path is Sensor/0/Alarm. I just need the Sensor. Is there a way to do that? --- ## [Tag array and OPCUA array (Omron NJ)](https://forum.inductiveautomation.com/t/tag-array-and-opcua-array-omron-nj/50757)
**Author:** [@johannes.bo](https://forum.inductiveautomation.com/u/johannes.bo)\ **Replies:** 5\ **Last updated:** [April 14, 2026, 2:40pm UTC](https://forum.inductiveautomation.com/t/tag-array-and-opcua-array-omron-nj/50757 "2026-04-14T14:40:16Z")
Is it possible to make a tag-array to address corresponding elements in an OPCUA array? Current configuration: PLC: MyArray\[0…31\] (USINT) OPCUA: MyArray\[0…31\] (USINT) My goal is to access the above using this tag: T… --- ## [How can I clear or reset a string Memory Tag with a BOOL](https://forum.inductiveautomation.com/t/how-can-i-clear-or-reset-a-string-memory-tag-with-a-bool/115044)
**Author:** [@jack.hammons](https://forum.inductiveautomation.com/u/jack.hammons)\ **Replies:** 7\ **Last updated:** [April 14, 2026, 10:36am UTC](https://forum.inductiveautomation.com/t/how-can-i-clear-or-reset-a-string-memory-tag-with-a-bool/115044 "2026-04-14T10:36:12Z")
I created a Text area and used a Memory tag to save what I put into it, but the issue I have is that it won’t clear what was put into it. after the cycle is done, not to sure how to go about it --- ## [Problems with language translations](https://forum.inductiveautomation.com/t/problems-with-language-translations/111618)
**Author:** [@Francesco\_Vezzoli](https://forum.inductiveautomation.com/u/Francesco_Vezzoli)\ **Replies:** 16\ **Last updated:** [April 14, 2026, 8:41am UTC](https://forum.inductiveautomation.com/t/problems-with-language-translations/111618 "2026-04-14T08:41:10Z")
Good morning everyone. I've been having trouble with translations for a while now (since 8.3 beta3). I have a series of labels containing the expression "translate("key")" that I use to translate from English to Italian… --- ## [Ignition 8.3 license](https://forum.inductiveautomation.com/t/ignition-8-3-license/115057)
**Author:** [@Arr](https://forum.inductiveautomation.com/u/Arr)\ **Replies:** 1\ **Last updated:** [April 14, 2026, 12:34am UTC](https://forum.inductiveautomation.com/t/ignition-8-3-license/115057 "2026-04-14T00:34:46Z")
Hi, I have a question about Ignition licensing. If I started developing SCADA in Perspective on trial mode (I have done prett much) and I will buy and activate a license on that Gateway, will all the projects, tags etc.… --- ## [Perspective: Error creating 'expr-struct' binding on property "Dictionary size changed during iteration"](https://forum.inductiveautomation.com/t/perspective-error-creating-expr-struct-binding-on-property-dictionary-size-changed-during-iteration/115055)
**Author:** [@paul.longtine](https://forum.inductiveautomation.com/u/paul.longtine)\ **Replies:** 1\ **Last updated:** [April 13, 2026, 10:56pm UTC](https://forum.inductiveautomation.com/t/perspective-error-creating-expr-struct-binding-on-property-dictionary-size-changed-during-iteration/115055 "2026-04-13T22:56:24Z")
This error came across the logs, at the moment I'm not sure how frequent it may be. Running Ignition 8.1.50. It doesn't seem like this is directly caused by the script transform, the script transform is simply accessing… --- ## [Why is dateutil library available on only some of my Ignition deployments?](https://forum.inductiveautomation.com/t/why-is-dateutil-library-available-on-only-some-of-my-ignition-deployments/115047)
**Author:** [@tyler.bennett](https://forum.inductiveautomation.com/u/tyler.bennett)\ **Replies:** 3\ **Last updated:** [April 13, 2026, 10:37pm UTC](https://forum.inductiveautomation.com/t/why-is-dateutil-library-available-on-only-some-of-my-ignition-deployments/115047 "2026-04-13T22:37:42Z")
Hi, we developed a feature to implement a maintenance calendar of sorts. We ended using dateutil and dateutil.rrule to support recurring events and such. Initially that library appeared to be built-in (included with Igni… --- ## [Vision Template Repeater -- Index Parameter Name Missing?](https://forum.inductiveautomation.com/t/vision-template-repeater-index-parameter-name-missing/115028)
**Author:** [@karynpham](https://forum.inductiveautomation.com/u/karynpham)\ **Replies:** 7\ **Last updated:** [April 13, 2026, 9:44pm UTC](https://forum.inductiveautomation.com/t/vision-template-repeater-index-parameter-name-missing/115028 "2026-04-13T21:44:37Z")
Have been referencing the manual and realized a whole parameter is missing – is this a known bug in 8.1? [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?page=47) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?page=49)