# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?page=1183 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1184 --- ## [To UDT or not to UDT. That is the question](https://forum.inductiveautomation.com/t/to-udt-or-not-to-udt-that-is-the-question/32703)
**Author:** [@brandon1](https://forum.inductiveautomation.com/u/brandon1)\ **Replies:** 22\ **Last updated:** [May 1, 2020, 10:48am UTC](https://forum.inductiveautomation.com/t/to-udt-or-not-to-udt-that-is-the-question/32703 "2020-05-01T10:48:31Z")
Hello everyone, Just wanted to get some different opinions of using UDT’s in your projects. Are they complex UDT’s? Do you use them with Modbus devices? Do you mix them with other tag types or use UDT’s exclusivly? T… --- ## [Gauge sitting at max when value is 0](https://forum.inductiveautomation.com/t/gauge-sitting-at-max-when-value-is-0/34343)
**Author:** [@oisin.gribben1](https://forum.inductiveautomation.com/u/oisin.gribben1)\ **Replies:** 0\ **Last updated:** [May 1, 2020, 6:39am UTC](https://forum.inductiveautomation.com/t/gauge-sitting-at-max-when-value-is-0/34343 "2020-05-01T06:39:59Z")
Hi, I have a template with a gauge bound to a tag value. When the value is at 0 sometimes the gauge gets stuck at max (see pic below) I have multiples of this template on a page and only some have this issue when show… --- ## [system.alarm.queryStatus - any way to set the date range?](https://forum.inductiveautomation.com/t/system-alarm-querystatus-any-way-to-set-the-date-range/34340)
**Author:** [@DaveRNeal](https://forum.inductiveautomation.com/u/DaveRNeal)\ **Replies:** 2\ **Last updated:** [April 30, 2020, 11:45pm UTC](https://forum.inductiveautomation.com/t/system-alarm-querystatus-any-way-to-set-the-date-range/34340 "2020-04-30T23:45:10Z")
Good afternoon, I’m wondering if there’s a way to query alarms using the system.alarm.queryStatus() function within a certain date-range. When I call it it looks like I’m only able to get alarm events from the past 8 h… --- ## [DataSet in Tag Event Script giving me errors](https://forum.inductiveautomation.com/t/dataset-in-tag-event-script-giving-me-errors/34313)
**Author:** [@dkylep](https://forum.inductiveautomation.com/u/dkylep)\ **Replies:** 5\ **Last updated:** [April 30, 2020, 8:54pm UTC](https://forum.inductiveautomation.com/t/dataset-in-tag-event-script-giving-me-errors/34313 "2020-04-30T20:54:25Z")
I have been trying to figure this out for a couple hours with no luck. I am attempting to write a ‘Value Change’ ‘Tag Event Script’ to read values from a Data Set. I’m using 8.0.12 A simplified version of my code atte… --- ## [Ubuntu server 18.04 vs 20.04 Ignition!8](https://forum.inductiveautomation.com/t/ubuntu-server-18-04-vs-20-04-ignition-8/34325)
**Author:** [@enertec](https://forum.inductiveautomation.com/u/enertec)\ **Replies:** 2\ **Last updated:** [April 30, 2020, 3:44pm UTC](https://forum.inductiveautomation.com/t/ubuntu-server-18-04-vs-20-04-ignition-8/34325 "2020-04-30T15:44:13Z")
Hi there, I need advise for a proper OS choice. Is Ubuntu 20.04 fit well for gateway installation? --- ## [Getting success or failure from sendEmail? Or another way to send emails?](https://forum.inductiveautomation.com/t/getting-success-or-failure-from-sendemail-or-another-way-to-send-emails/34308)
**Author:** [@bkarabinchak.psi](https://forum.inductiveautomation.com/u/bkarabinchak.psi)\ **Replies:** 4\ **Last updated:** [April 30, 2020, 2:56pm UTC](https://forum.inductiveautomation.com/t/getting-success-or-failure-from-sendemail-or-another-way-to-send-emails/34308 "2020-04-30T14:56:30Z")
In my Vision application we have an email screen where I use system.net.sendEmail(). It works well enough most of the time, but we use an older SMTP email service provider and occasionally it would throw an error becaus… --- ## [Time series chart zoom bug?](https://forum.inductiveautomation.com/t/time-series-chart-zoom-bug/34316)
**Author:** [@tmahaffey](https://forum.inductiveautomation.com/u/tmahaffey)\ **Replies:** 1\ **Last updated:** [April 30, 2020, 2:52pm UTC](https://forum.inductiveautomation.com/t/time-series-chart-zoom-bug/34316 "2020-04-30T14:52:52Z")
I have a time series chart that displays historical data via historical binding. The start and stop times are linked to a date/time picker. I notice when the chart isn’t zoome in, the date/time pickers work great at chan… --- ## [Project updates not correctly sent to the clients](https://forum.inductiveautomation.com/t/project-updates-not-correctly-sent-to-the-clients/21462)
**Author:** [@Claus\_Nielsen](https://forum.inductiveautomation.com/u/Claus_Nielsen)\ **Replies:** 3\ **Last updated:** [April 30, 2020, 2:26pm UTC](https://forum.inductiveautomation.com/t/project-updates-not-correctly-sent-to-the-clients/21462 "2020-04-30T14:26:32Z")
For a while now I've suspected that updates aren't merged correctly on our clients. Sometimes it almost feels like more clients are running in parallel even though only one client is running on a machine. Now that I ha… --- ## [jxbrowser.chromium.BrowserException on macOS 10.15.4](https://forum.inductiveautomation.com/t/jxbrowser-chromium-browserexception-on-macos-10-15-4/33835)
**Author:** [@hunterdg](https://forum.inductiveautomation.com/u/hunterdg)\ **Replies:** 10\ **Last updated:** [April 30, 2020, 12:21am UTC](https://forum.inductiveautomation.com/t/jxbrowser-chromium-browserexception-on-macos-10-15-4/33835 "2020-04-30T00:21:52Z")
Surely related to: \[Bug\] Embedded browser fails to correctly start on b2019030502, would’ve commented there but thread is locked. my last Ignition install was 8.0.5 on Server 2016, working well then, but haven’t touched… --- ## [Getting Started - Communications and Feedback Timing](https://forum.inductiveautomation.com/t/getting-started-communications-and-feedback-timing/34314)
**Author:** [@rfedyk](https://forum.inductiveautomation.com/u/rfedyk)\ **Replies:** 3\ **Last updated:** [April 29, 2020, 11:12pm UTC](https://forum.inductiveautomation.com/t/getting-started-communications-and-feedback-timing/34314 "2020-04-29T23:12:30Z")
Hi, I’m just getting started bench testing Ignition 8 with a Rockwell Logix 5000 PLC. I’ve read lots of feedback surrounding the Momentary Button issues. I haven’t gotten as far as looking into that yet. That aside, … --- ## [Markdown Editor change colors for text](https://forum.inductiveautomation.com/t/markdown-editor-change-colors-for-text/34272)
**Author:** [@tmahaffey](https://forum.inductiveautomation.com/u/tmahaffey)\ **Replies:** 6\ **Last updated:** [April 29, 2020, 8:47pm UTC](https://forum.inductiveautomation.com/t/markdown-editor-change-colors-for-text/34272 "2020-04-29T20:47:53Z")
I understand the markdown is to be used when we want the functionality of the label, but with multiple lines. So now I need to learn how to change the color of text because it’s not as simple as binding a tag to the text… --- ## [Perspective session launch problem](https://forum.inductiveautomation.com/t/perspective-session-launch-problem/34265)
**Author:** [@Subbarao.B](https://forum.inductiveautomation.com/u/Subbarao.B)\ **Replies:** 4\ **Last updated:** [April 29, 2020, 5:34pm UTC](https://forum.inductiveautomation.com/t/perspective-session-launch-problem/34265 "2020-04-29T17:34:57Z")
while launching perspective view showing this error. pls help me to sort it out \[details=“Summary”\] --- ## [Timeseries Chart Pen Color: Require a different pen color for time sections where range key is above threshold value](https://forum.inductiveautomation.com/t/timeseries-chart-pen-color-require-a-different-pen-color-for-time-sections-where-range-key-is-above-threshold-value/34302)
**Author:** [@wzonnestein](https://forum.inductiveautomation.com/u/wzonnestein)\ **Replies:** 1\ **Last updated:** [April 29, 2020, 4:51pm UTC](https://forum.inductiveautomation.com/t/timeseries-chart-pen-color-require-a-different-pen-color-for-time-sections-where-range-key-is-above-threshold-value/34302 "2020-04-29T16:51:26Z")
Hi. I’m using a timeseries chart with tag historian data. I’m using a single pen per chart and need control flexibility over the color of the pen. I require the ability to have the color of the pen be green when the ran… --- ## [String Representation of an Object](https://forum.inductiveautomation.com/t/string-representation-of-an-object/34306)
**Author:** [@dandersen](https://forum.inductiveautomation.com/u/dandersen)\ **Replies:** 2\ **Last updated:** [April 29, 2020, 4:20pm UTC](https://forum.inductiveautomation.com/t/string-representation-of-an-object/34306 "2020-04-29T16:20:07Z")
Hit a hiccup with trying to print out an object. Not sure what is going on. The debug below is from the script console. from shared.scheduler.model import ScheduleEntry new = ScheduleEntry(1,2,3,4,5,6,7,8) print str(… --- ## [Named Queries with start date and end date question](https://forum.inductiveautomation.com/t/named-queries-with-start-date-and-end-date-question/34300)
**Author:** [@jgonya](https://forum.inductiveautomation.com/u/jgonya)\ **Replies:** 4\ **Last updated:** [April 29, 2020, 1:03pm UTC](https://forum.inductiveautomation.com/t/named-queries-with-start-date-and-end-date-question/34300 "2020-04-29T13:03:30Z")
Is there a way to used named queries with a start and end date. Something like this? I think i have and error in the queries. If there is a way to do that. Can there be a way to use the named query can be used as a … --- ## [Clearing a tab strip selection](https://forum.inductiveautomation.com/t/clearing-a-tab-strip-selection/21316)
**Author:** [@brendan.curran](https://forum.inductiveautomation.com/u/brendan.curran)\ **Replies:** 3\ **Last updated:** [April 29, 2020, 12:23pm UTC](https://forum.inductiveautomation.com/t/clearing-a-tab-strip-selection/21316 "2020-04-29T12:23:09Z")
Is there a way to clear a tabs selection on an event. The problem is that tabs disappear and reappear but whatever tab was selected remains selected. This is causing some issues and I cannot figure out how to clear their… --- ## [Report Images and WebDev](https://forum.inductiveautomation.com/t/report-images-and-webdev/29904)
**Author:** [@djones](https://forum.inductiveautomation.com/u/djones)\ **Replies:** 8\ **Last updated:** [April 29, 2020, 12:20pm UTC](https://forum.inductiveautomation.com/t/report-images-and-webdev/29904 "2020-04-29T12:20:05Z")
I have a report that has dynamic images. I used to return the bytes in a dataset and bind those to the Key of the image. The issues is that this would cause Java Heap issues as the memory used would not cleanup terribly … --- ## [Displaying Alarm Count](https://forum.inductiveautomation.com/t/displaying-alarm-count/15443)
**Author:** [@bprice](https://forum.inductiveautomation.com/u/bprice)\ **Replies:** 9\ **Last updated:** [April 29, 2020, 9:01am UTC](https://forum.inductiveautomation.com/t/displaying-alarm-count/15443 "2020-04-29T09:01:06Z")
I am trying to display a number of alarms that are active. However, I am trying to display certain alarms. I have the alarms that I am wanting to display in a group called "Spray Status". Is there a way to display how ma… --- ## [Perspective HTTP Binding issues - debug proxy setup](https://forum.inductiveautomation.com/t/perspective-http-binding-issues-debug-proxy-setup/28273)
**Author:** [@simon.beeching](https://forum.inductiveautomation.com/u/simon.beeching)\ **Replies:** 11\ **Last updated:** [April 29, 2020, 6:22am UTC](https://forum.inductiveautomation.com/t/perspective-http-binding-issues-debug-proxy-setup/28273 "2020-04-29T06:22:42Z")
Good morning all, I’ve been experimenting with (8.0.3) HTTP Binding in Perspective, the GET method calls are working perfectly as per the videos and I’m very impressed with what we can do with it. I cannot get HTTP PUT… --- ## [\[BUG\] Perspective Carousel with fade behavior. View freezes when switching to previous view](https://forum.inductiveautomation.com/t/bug-perspective-carousel-with-fade-behavior-view-freezes-when-switching-to-previous-view/34192)
**Author:** [@Toobor](https://forum.inductiveautomation.com/u/Toobor)\ **Replies:** 6\ **Last updated:** [April 29, 2020, 5:51am UTC](https://forum.inductiveautomation.com/t/bug-perspective-carousel-with-fade-behavior-view-freezes-when-switching-to-previous-view/34192 "2020-04-29T05:51:40Z")
I have created two views which each contains one “Multi-State Button”-object with the original settings. I then use a carousel in a third view to switch between these two views. At first there is no problem, I can switch… --- ## [How to create specific time interval tags?](https://forum.inductiveautomation.com/t/how-to-create-specific-time-interval-tags/34251)
**Author:** [@felipe2010silva](https://forum.inductiveautomation.com/u/felipe2010silva)\ **Replies:** 3\ **Last updated:** [April 28, 2020, 11:35pm UTC](https://forum.inductiveautomation.com/t/how-to-create-specific-time-interval-tags/34251 "2020-04-28T23:35:34Z")
Good night, my name is Felipe and I’m a beginner in ignition. I received a mission at the company where I work to separate production data by shift. the shifts are divided into: A, B, C and D. Each shift works for 3 days… --- ## [Project scripts randomly inaccessible for short period](https://forum.inductiveautomation.com/t/project-scripts-randomly-inaccessible-for-short-period/31043)
**Author:** [@justin.brzozoski](https://forum.inductiveautomation.com/u/justin.brzozoski)\ **Replies:** 3\ **Last updated:** [April 28, 2020, 9:37pm UTC](https://forum.inductiveautomation.com/t/project-scripts-randomly-inaccessible-for-short-period/31043 "2020-04-28T21:37:47Z")
We just had a strange occurrence on our 8.0.6 server, and I’m trying to figure out what happened and how to prevent it from happening again. One of our projects has several scripts in the “Project Library” area. This p… --- ## [Modifying a Dataset in Ignition 8](https://forum.inductiveautomation.com/t/modifying-a-dataset-in-ignition-8/34254)
**Author:** [@StephenBarnes](https://forum.inductiveautomation.com/u/StephenBarnes)\ **Replies:** 6\ **Last updated:** [April 28, 2020, 8:54pm UTC](https://forum.inductiveautomation.com/t/modifying-a-dataset-in-ignition-8/34254 "2020-04-28T20:54:19Z")
Hi, I feel like this is a really easy fix however I can’t seem to get it. I have a one column dataset with 5 rows. For example: the dataset is called Signals: where the info inside of it is local, near , global, far, ve… --- ## [DB Drop Down List allows selection that is not in List](https://forum.inductiveautomation.com/t/db-drop-down-list-allows-selection-that-is-not-in-list/34276)
**Author:** [@mhicks1](https://forum.inductiveautomation.com/u/mhicks1)\ **Replies:** 5\ **Last updated:** [April 28, 2020, 8:54pm UTC](https://forum.inductiveautomation.com/t/db-drop-down-list-allows-selection-that-is-not-in-list/34276 "2020-04-28T20:54:06Z")
Hello, I am using a Drop Down List to select from a DB file. I would like to prevent a selection that is not in the list to be displayed. Example, if My part number is BB777888 and I enter BB77, and select it, I would… --- ## [\[8.0\] system.user.editUser throwing GatewayException Post Error 504](https://forum.inductiveautomation.com/t/8-0-system-user-edituser-throwing-gatewayexception-post-error-504/34274)
**Author:** [@DaveRNeal](https://forum.inductiveautomation.com/u/DaveRNeal)\ **Replies:** 0\ **Last updated:** [April 28, 2020, 4:55pm UTC](https://forum.inductiveautomation.com/t/8-0-system-user-edituser-throwing-gatewayexception-post-error-504/34274 "2020-04-28T16:55:47Z")
Good morning, I’m receiving a GatewayException: Post Error, error code = 504 error when attempting to run system.user.editUser() in the script console. When checking the results I see that the user’s information does i… --- ## [system.tag.queryTagHistory - why does it fill in timestamps when trending two tags with different update intervals?](https://forum.inductiveautomation.com/t/system-tag-querytaghistory-why-does-it-fill-in-timestamps-when-trending-two-tags-with-different-update-intervals/34242)
**Author:** [@tmahaffey](https://forum.inductiveautomation.com/u/tmahaffey)\ **Replies:** 6\ **Last updated:** [April 28, 2020, 4:28pm UTC](https://forum.inductiveautomation.com/t/system-tag-querytaghistory-why-does-it-fill-in-timestamps-when-trending-two-tags-with-different-update-intervals/34242 "2020-04-28T16:28:02Z")
I’m trending two tags side by side. The history is stored on tag change, and the polling engine scans one of them every 4 hours, and the other every 15 minutes. The dataset that is generated by this function always has t… --- ## [Is there anyway to enable history of a sub tag?](https://forum.inductiveautomation.com/t/is-there-anyway-to-enable-history-of-a-sub-tag/34257)
**Author:** [@marcg](https://forum.inductiveautomation.com/u/marcg)\ **Replies:** 1\ **Last updated:** [April 28, 2020, 2:58pm UTC](https://forum.inductiveautomation.com/t/is-there-anyway-to-enable-history-of-a-sub-tag/34257 "2020-04-28T14:58:33Z")
Is there anyway to enable history of a sub tag? example the eng.high --- ## [Daily database export?](https://forum.inductiveautomation.com/t/daily-database-export/34264)
**Author:** [@bkarabinchak.psi](https://forum.inductiveautomation.com/u/bkarabinchak.psi)\ **Replies:** 2\ **Last updated:** [April 28, 2020, 2:20pm UTC](https://forum.inductiveautomation.com/t/daily-database-export/34264 "2020-04-28T14:20:22Z")
My Vision app has a gateway script that runs a batch a file every 2 am to export our MySQL 5.6 database. This worked well enough for a while until another developer deleted a column from a table that was used in a view,… --- ## [Designer Issue with Ignition v. 8.0](https://forum.inductiveautomation.com/t/designer-issue-with-ignition-v-8-0/34263)
**Author:** [@pgmo](https://forum.inductiveautomation.com/u/pgmo)\ **Replies:** 0\ **Last updated:** [April 28, 2020, 12:37pm UTC](https://forum.inductiveautomation.com/t/designer-issue-with-ignition-v-8-0/34263 "2020-04-28T12:37:44Z")
Hi all, after a long time experience with 7.9.x Ignition versions, I’m now switching to verion 8.0 - second project now. I’m experiencing the following stability issue with Designer (Vision project): all of a sudden - … --- ## [Stacked barchart binding per column](https://forum.inductiveautomation.com/t/stacked-barchart-binding-per-column/34204)
**Author:** [@georgestephens](https://forum.inductiveautomation.com/u/georgestephens)\ **Replies:** 6\ **Last updated:** [April 28, 2020, 10:22am UTC](https://forum.inductiveautomation.com/t/stacked-barchart-binding-per-column/34204 "2020-04-28T10:22:36Z")
Hello all, So first off I’m new to Ignition and haven’t done much programming in python in years; so I may be missing something simple here! So I have table in mySQL that I am logging the states of machines to and that… [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?page=1182) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?page=1184)