# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=1066 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1067 --- ## [OPC UA Client Failover](https://forum.inductiveautomation.com/t/opc-ua-client-failover/43177)
**Author:** [@mohamad.tayara](https://forum.inductiveautomation.com/u/mohamad.tayara)\ **Replies:** 1\ **Last updated:** [February 9, 2021, 2:27pm UTC](https://forum.inductiveautomation.com/t/opc-ua-client-failover/43177 "2021-02-09T14:27:17Z")
What are the conditions for Ignition\`s OPC client to switch to Failover OPC UA server: OPC Server Fault Only? and does it support OPC UA Server Redundancy Standard i.e, Does the ignition verify the Service Level system v… --- ## [Ideal way to display objects on a screen](https://forum.inductiveautomation.com/t/ideal-way-to-display-objects-on-a-screen/41575)
**Author:** [@code\_skin](https://forum.inductiveautomation.com/u/code_skin)\ **Replies:** 18\ **Last updated:** [February 9, 2021, 1:21pm UTC](https://forum.inductiveautomation.com/t/ideal-way-to-display-objects-on-a-screen/41575 "2021-02-09T13:21:34Z")
Let’s say I have a large object on a components.custom property and want to display it, how would some of you do this? When I bind the object to a Label it’s quite hard to read. I’d like to see the object in runtime in … --- ## [Tag Event Script issue in Version 8.1.2](https://forum.inductiveautomation.com/t/tag-event-script-issue-in-version-8-1-2/43125)
**Author:** [@Arulwilliam](https://forum.inductiveautomation.com/u/Arulwilliam)\ **Replies:** 2\ **Last updated:** [February 9, 2021, 12:31pm UTC](https://forum.inductiveautomation.com/t/tag-event-script-issue-in-version-8-1-2/43125 "2021-02-09T12:31:20Z")
Hi All, We upgraded the ignition from Version 8.0.11 to 8.1.2.we see some issue in Tag event script . its doesn’t trigger the script immediately even after the tag value changed .But if i move the the same script to Ga… --- ## [Monthly bar chart problem](https://forum.inductiveautomation.com/t/monthly-bar-chart-problem/43167)
**Author:** [@Ugo40](https://forum.inductiveautomation.com/u/Ugo40)\ **Replies:** 0\ **Last updated:** [February 9, 2021, 9:52am UTC](https://forum.inductiveautomation.com/t/monthly-bar-chart-problem/43167 "2021-02-09T09:52:47Z")
Hi everyone, I am trying to show monthly energy consumption in a xy chart (column / bar chart). I’m using a tag history binding with periodic query mode and range aggregation. Unfortunatly I’m not able to get the a… --- ## [Send an alarm notification when another alarm ends](https://forum.inductiveautomation.com/t/send-an-alarm-notification-when-another-alarm-ends/43165)
**Author:** [@alexandro.colombo](https://forum.inductiveautomation.com/u/alexandro.colombo)\ **Replies:** 0\ **Last updated:** [February 9, 2021, 8:52am UTC](https://forum.inductiveautomation.com/t/send-an-alarm-notification-when-another-alarm-ends/43165 "2021-02-09T08:52:07Z")
I am trying to send an email notification when an alarm ends. In particular I have an alarm tag that represents a connection with OPC; when it goes off for 10 seconds I need to be notified. When it comes on, I need to ge… --- ## [Store and Forward Items Dropped](https://forum.inductiveautomation.com/t/store-and-forward-items-dropped/43155)
**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Replies:** 6\ **Last updated:** [February 9, 2021, 2:49am UTC](https://forum.inductiveautomation.com/t/store-and-forward-items-dropped/43155 "2021-02-09T02:49:36Z")
Just a few have been dropped… Not sure how to diagnose this. Also not sure what the 195% value is representing. Is that the local cache? Why would there be so many items dropped? Usually they’re a “quarantined items” r… --- ## [Table.Print prints a blank table](https://forum.inductiveautomation.com/t/table-print-prints-a-blank-table/28713)
**Author:** [@dkhayes117](https://forum.inductiveautomation.com/u/dkhayes117)\ **Replies:** 6\ **Last updated:** [February 9, 2021, 1:47am UTC](https://forum.inductiveautomation.com/t/table-print-prints-a-blank-table/28713 "2021-02-09T01:47:53Z")
I have a power table that has a print button with the following script table = event.source.parent.getComponent('PO Table') header = system.tag.read("\[Client\]Created\_PO").value table.print(1,header) It prints perfectly… --- ## [Error saving tag changes - java.lang.StackOverflowError](https://forum.inductiveautomation.com/t/error-saving-tag-changes-java-lang-stackoverflowerror/43158)
**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Replies:** 0\ **Last updated:** [February 9, 2021, 12:35am UTC](https://forum.inductiveautomation.com/t/error-saving-tag-changes-java-lang-stackoverflowerror/43158 "2021-02-09T00:35:02Z")
I noticed some funny business with tags in a UDT and had a look and the OPC item paths were super weird: ns=1;s=\[Pckg\_WineDelivery\]TPW20001.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.LT.L… --- ## [Symbol Factory errors](https://forum.inductiveautomation.com/t/symbol-factory-errors/43157)
**Author:** [@Ali.Etezadkhah](https://forum.inductiveautomation.com/u/Ali.Etezadkhah)\ **Replies:** 0\ **Last updated:** [February 9, 2021, 12:29am UTC](https://forum.inductiveautomation.com/t/symbol-factory-errors/43157 "2021-02-09T00:29:05Z")
Hi, I was working on creating components for my project when Perspective started showing errors for the symbol I was working on. I thought I messed something up so I deleted the symbol and created another instance from… --- ## [Perspective client-side serial port access](https://forum.inductiveautomation.com/t/perspective-client-side-serial-port-access/43143)
**Author:** [@justin.brzozoski](https://forum.inductiveautomation.com/u/justin.brzozoski)\ **Replies:** 5\ **Last updated:** [February 8, 2021, 10:40pm UTC](https://forum.inductiveautomation.com/t/perspective-client-side-serial-port-access/43143 "2021-02-08T22:40:36Z")
We’re looking for the best way to have our Perspective session interact with the serial port on the client machine. I haven’t yet found any methods built into Perspective or Ignition scripting anywhere, and we’re curren… --- ## [Icons missing in the material.svg file](https://forum.inductiveautomation.com/t/icons-missing-in-the-material-svg-file/35827)
**Author:** [@jbartsch](https://forum.inductiveautomation.com/u/jbartsch)\ **Replies:** 4\ **Last updated:** [February 8, 2021, 9:19pm UTC](https://forum.inductiveautomation.com/t/icons-missing-in-the-material-svg-file/35827 "2021-02-08T21:19:25Z")
I have noticed that the material.svg file that ships with 8.0.13 is not up to date with https://material.io/resources/icons . Does anyone know if there is a more current file available? I can create and add them to the … --- ## [Binding Issue in the perspective](https://forum.inductiveautomation.com/t/binding-issue-in-the-perspective/43146)
**Author:** [@aamjad](https://forum.inductiveautomation.com/u/aamjad)\ **Replies:** 4\ **Last updated:** [February 8, 2021, 8:48pm UTC](https://forum.inductiveautomation.com/t/binding-issue-in-the-perspective/43146 "2021-02-08T20:48:49Z")
Hi there, I have an OPC tag in the tag browser. Once I drag that tag into param property of an embedded view, it shows me the value of the tag. However, I am more interested in the tag path. Can anyone please tell me ho… --- ## [Perspective display prop on tag enabled](https://forum.inductiveautomation.com/t/perspective-display-prop-on-tag-enabled/43140)
**Author:** [@tordvd](https://forum.inductiveautomation.com/u/tordvd)\ **Replies:** 0\ **Last updated:** [February 8, 2021, 7:08pm UTC](https://forum.inductiveautomation.com/t/perspective-display-prop-on-tag-enabled/43140 "2021-02-08T19:08:36Z")
I have several Ignition Edge installations which all runs the same (perspective) project. Some installations are missing tags. Then I disable the UDT for that tag. Is it OK to bind props.display for a component to the … --- ## [\[BUG-791\] Ignition 8.1.0-rc3 -vision client tag Document type trigger error](https://forum.inductiveautomation.com/t/bug-791-ignition-8-1-0-rc3-vision-client-tag-document-type-trigger-error/39644)
**Author:** [@mazeyrat](https://forum.inductiveautomation.com/u/mazeyrat)\ **Replies:** 1\ **Last updated:** [February 8, 2021, 7:02pm UTC](https://forum.inductiveautomation.com/t/bug-791-ignition-8-1-0-rc3-vision-client-tag-document-type-trigger-error/39644 "2021-02-08T19:02:17Z")
In designer, with the provider Vision Clients Tag, when we try to create a type Document an error is generated (RuntimeException: Unknown type: Document) If this type is not allowed, it has to be removed from the list f… --- ## [Legacy ControlLogix tags are coming in with BAD quality](https://forum.inductiveautomation.com/t/legacy-controllogix-tags-are-coming-in-with-bad-quality/43136)
**Author:** [@Ali.Etezadkhah](https://forum.inductiveautomation.com/u/Ali.Etezadkhah)\ **Replies:** 3\ **Last updated:** [February 8, 2021, 6:27pm UTC](https://forum.inductiveautomation.com/t/legacy-controllogix-tags-are-coming-in-with-bad-quality/43136 "2021-02-08T18:27:16Z")
Good morning, I have established communication with a ControlLogix PLC running 20.19 firmware using Ignition’s Legacy AB driver. The Gateways shows the PLC as connected. I can see the tag values in RSLinx. I ca… --- ## [Ignition 8.1 Data Types (UDT) Warnings](https://forum.inductiveautomation.com/t/ignition-8-1-data-types-udt-warnings/43137)
**Author:** [@BillS](https://forum.inductiveautomation.com/u/BillS)\ **Replies:** 0\ **Last updated:** [February 8, 2021, 6:15pm UTC](https://forum.inductiveautomation.com/t/ignition-8-1-data-types-udt-warnings/43137 "2021-02-08T18:15:59Z")
Hello, Just in case you haven’t paid attention to the new features that were added for 8.1. One of the new things added was the ability to define the type of parameters to user defined data types. If you then import i… --- ## [Updated Practical Limits on Store Max Records](https://forum.inductiveautomation.com/t/updated-practical-limits-on-store-max-records/43113)
**Author:** [@justin.brzozoski](https://forum.inductiveautomation.com/u/justin.brzozoski)\ **Replies:** 1\ **Last updated:** [February 8, 2021, 5:40pm UTC](https://forum.inductiveautomation.com/t/updated-practical-limits-on-store-max-records/43113 "2021-02-08T17:40:32Z")
Just skimmed through the forum and found old posts on this topic from 2014 and 2018, but no comment from IA since the earlier thread. Can someone within IA please comment if the rough limit of 50k for “Max Records” on s… --- ## [Gateway Exception: Connection refused](https://forum.inductiveautomation.com/t/gateway-exception-connection-refused/43034)
**Author:** [@ezra.geniza](https://forum.inductiveautomation.com/u/ezra.geniza)\ **Replies:** 12\ **Last updated:** [February 8, 2021, 5:23pm UTC](https://forum.inductiveautomation.com/t/gateway-exception-connection-refused/43034 "2021-02-08T17:23:36Z")
I added clients in our network from 100 to 120, and all of a sudden all the clients, including designer clients, started getting a ‘Gateway Exception: Connection refused’ error. Is there a maximum amount of clients allow… --- ## [Attempting to use system.db.addDatasource](https://forum.inductiveautomation.com/t/attempting-to-use-system-db-adddatasource/43091)
**Author:** [@valverde.anthony](https://forum.inductiveautomation.com/u/valverde.anthony)\ **Replies:** 3\ **Last updated:** [February 8, 2021, 4:54pm UTC](https://forum.inductiveautomation.com/t/attempting-to-use-system-db-adddatasource/43091 "2021-02-08T16:54:14Z")
Using Version: 8.0.17 Hello everyone, I’m attempting to use the system.db.addDatasource function https://docs.inductiveautomation.com/display/DOC80/system.db.addDatasource It seems passing in the jdbcDriver as “MYSQL”… --- ## [View client name resolution](https://forum.inductiveautomation.com/t/view-client-name-resolution/41740)
**Author:** [@AlThePal](https://forum.inductiveautomation.com/u/AlThePal)\ **Replies:** 10\ **Last updated:** [February 8, 2021, 4:48pm UTC](https://forum.inductiveautomation.com/t/view-client-name-resolution/41740 "2021-02-08T16:48:11Z")
I’m trying to send a message to a client with system.util.sendMessage but although the message is sent it never arrives. I can successfully send a message to the gateway. I’ve noticed that the list of connected Vision c… --- ## [Best way to go from Dev to Prod with multiple windows](https://forum.inductiveautomation.com/t/best-way-to-go-from-dev-to-prod-with-multiple-windows/43129)
**Author:** [@philippe.theroux](https://forum.inductiveautomation.com/u/philippe.theroux)\ **Replies:** 3\ **Last updated:** [February 8, 2021, 4:38pm UTC](https://forum.inductiveautomation.com/t/best-way-to-go-from-dev-to-prod-with-multiple-windows/43129 "2021-02-08T16:38:09Z")
Hi, So I have made changes to about 80 vision pages and templates in the Dev designer we have. I would like to push my changes to Prod. Usually since we only change one thing at a time we would simply take the new page … --- ## [Pass number/string with leading 0's as paramater](https://forum.inductiveautomation.com/t/pass-number-string-with-leading-0s-as-paramater/15574)
**Author:** [@Stuart](https://forum.inductiveautomation.com/u/Stuart)\ **Replies:** 4\ **Last updated:** [February 8, 2021, 3:20pm UTC](https://forum.inductiveautomation.com/t/pass-number-string-with-leading-0s-as-paramater/15574 "2021-02-08T15:20:32Z")
I have a value 002 that I am trying to pass as a parameter (I'll call it pNum) from page A to page B for use in an indirect tag path. I have tried a couple different things on page B but nothing has worked yet. If, on B … --- ## [User schedule shifts across midnight](https://forum.inductiveautomation.com/t/user-schedule-shifts-across-midnight/43111)
**Author:** [@bwagner](https://forum.inductiveautomation.com/u/bwagner)\ **Replies:** 4\ **Last updated:** [February 8, 2021, 2:19pm UTC](https://forum.inductiveautomation.com/t/user-schedule-shifts-across-midnight/43111 "2021-02-08T14:19:25Z")
I set up a schedule in the users schedules, and was able to create some tags such as shift, shift start, shift end, break active. Everything is working except with third shift which runs across midnight. I am checking to… --- ## [2nd tier of 2-tier tab disappearing after using it to navigate](https://forum.inductiveautomation.com/t/2nd-tier-of-2-tier-tab-disappearing-after-using-it-to-navigate/40622)
**Author:** [@Fraser](https://forum.inductiveautomation.com/u/Fraser)\ **Replies:** 6\ **Last updated:** [February 8, 2021, 11:29am UTC](https://forum.inductiveautomation.com/t/2nd-tier-of-2-tier-tab-disappearing-after-using-it-to-navigate/40622 "2021-02-08T11:29:29Z")
I have implemented the 2 tier tab navigation strategy on my project by following the guide from Inductive University, however I have an issue… When in run mode, if I click on the top tier and then on the bottom tier fro… --- ## [Convert DataSet Tag to Json](https://forum.inductiveautomation.com/t/convert-dataset-tag-to-json/43115)
**Author:** [@tamerplc](https://forum.inductiveautomation.com/u/tamerplc)\ **Replies:** 2\ **Last updated:** [February 8, 2021, 9:17am UTC](https://forum.inductiveautomation.com/t/convert-dataset-tag-to-json/43115 "2021-02-08T09:17:53Z")
I have quey tag showing return \[6Rows\* 2Coulms \] . I used system.util.jsonEncode function to convert the Dataset to JSON format, below my outcome. { "columns":\[ { "name":"Consumption", "type… --- ## [ScriptLibrary \[shared\] From component Scripting](https://forum.inductiveautomation.com/t/scriptlibrary-shared-from-component-scripting/43105)
**Author:** [@roizundak](https://forum.inductiveautomation.com/u/roizundak)\ **Replies:** 3\ **Last updated:** [February 8, 2021, 9:13am UTC](https://forum.inductiveautomation.com/t/scriptlibrary-shared-from-component-scripting/43105 "2021-02-08T09:13:24Z")
Hi, How to run ScriptLibrary \[shared\] from component Scripting (Button Action Performed )? --- ## [Perspective Dropdown SQL Query - No results found](https://forum.inductiveautomation.com/t/perspective-dropdown-sql-query-no-results-found/43123)
**Author:** [@OscarLucas](https://forum.inductiveautomation.com/u/OscarLucas)\ **Replies:** 1\ **Last updated:** [February 8, 2021, 9:10am UTC](https://forum.inductiveautomation.com/t/perspective-dropdown-sql-query-no-results-found/43123 "2021-02-08T09:10:55Z")
Dear all, i’m new in this of perspective. I am just adding a drop down and blinking to a database id column. I can´t make it work. I use the same query in the table and into the dropdown list. The table shows the d… --- ## [Ignition read/write speed from Siemens PLC](https://forum.inductiveautomation.com/t/ignition-read-write-speed-from-siemens-plc/43097)
**Author:** [@monc](https://forum.inductiveautomation.com/u/monc)\ **Replies:** 7\ **Last updated:** [February 8, 2021, 7:21am UTC](https://forum.inductiveautomation.com/t/ignition-read-write-speed-from-siemens-plc/43097 "2021-02-08T07:21:29Z")
Hi All, Just want to ask how can I optimize the write and read speed from ignition to plc and not affecting cycle time? I have 120054 tag count and I’m using Ignition 8.0.14 and Siemens ET200sp PLC. I’m also using diff… --- ## [Gateway auto startup on linux](https://forum.inductiveautomation.com/t/gateway-auto-startup-on-linux/43018)
**Author:** [@kb5won](https://forum.inductiveautomation.com/u/kb5won)\ **Replies:** 13\ **Last updated:** [February 8, 2021, 4:37am UTC](https://forum.inductiveautomation.com/t/gateway-auto-startup-on-linux/43018 "2021-02-08T04:37:18Z")
I have ignition 8.1 installed on ubuntu server. I’m having trouble getting it to auto start when the computer is booted up. First I ran: $ /usr/local/bin/ignition/ignition.sh install then I ran: $ systemctl enable I… --- ## [Mass Data upload using CSV File and Validations](https://forum.inductiveautomation.com/t/mass-data-upload-using-csv-file-and-validations/43087)
**Author:** [@maruthi.addala](https://forum.inductiveautomation.com/u/maruthi.addala)\ **Replies:** 16\ **Last updated:** [February 7, 2021, 5:10pm UTC](https://forum.inductiveautomation.com/t/mass-data-upload-using-csv-file-and-validations/43087 "2021-02-07T17:10:09Z")
Hello Experts, Looking for some idea’s on this and i am New to Ignition. One of the Ask is, users want to Upload a sheet that contains around 70 columns of data into SQL Server DB through Ignition, which i made a code,… [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=1065) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=1067)