# Latest **URL:** https://forum.inductiveautomation.com/latest.md?page=1380 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1381 --- ## [Specifying derived tag expression in a UDT Parameter](https://forum.inductiveautomation.com/t/specifying-derived-tag-expression-in-a-udt-parameter/33667)
**Author:** [@md.szyman](https://forum.inductiveautomation.com/u/md.szyman)\ **Replies:** 0\ **Last updated:** [April 3, 2020, 5:08pm UTC](https://forum.inductiveautomation.com/t/specifying-derived-tag-expression-in-a-udt-parameter/33667 "2020-04-03T17:08:29Z")
Is it possible to specify a derived tag expression in a UDT parameter? For instance, I want the expression from the parameter to be {source}/25.4 but it’s being converted to null/25.4, which I imagine is because it’s try… --- ## [Null Pointer Exception/Error on Window Activated / Opened](https://forum.inductiveautomation.com/t/null-pointer-exception-error-on-window-activated-opened/33656)
**Author:** [@csanyia](https://forum.inductiveautomation.com/u/csanyia)\ **Replies:** 2\ **Last updated:** [April 3, 2020, 3:14pm UTC](https://forum.inductiveautomation.com/t/null-pointer-exception-error-on-window-activated-opened/33656 "2020-04-03T15:14:57Z")
Using this code to load an image from BLOB in the database into the icon field of a label. When the code is attached to a button, it works fine, but I need the code to load the image as soon as the popup window is open… --- ## [Script error on momentary button](https://forum.inductiveautomation.com/t/script-error-on-momentary-button/33652)
**Author:** [@rrajatrcs](https://forum.inductiveautomation.com/u/rrajatrcs)\ **Replies:** 1\ **Last updated:** [April 3, 2020, 11:19am UTC](https://forum.inductiveautomation.com/t/script-error-on-momentary-button/33652 "2020-04-03T11:19:45Z")
this is my script on my momentary button system.tag.write(event.source.parent.SOV\_NO.Meta.TagPath+"/ManOpen",1) it does high (i.e =1) my tag when i pressed my button but CANNOT put low (i.e =0) when i release button. a… --- ## [Script on momentory button](https://forum.inductiveautomation.com/t/script-on-momentory-button/33651)
**Author:** [@rrajatrcs](https://forum.inductiveautomation.com/u/rrajatrcs)\ **Replies:** 1\ **Last updated:** [April 3, 2020, 11:19am UTC](https://forum.inductiveautomation.com/t/script-on-momentory-button/33651 "2020-04-03T11:19:07Z")
this is my script on my momentary button system.tag.write(event.source.parent.SOV\_NO.Meta.TagPath+"/ManOpen",1) it does high (i.e =1) my tag when i pressed my button but CANNOT put low (i.e =0) when i release button. … --- ## [Siemens driver error](https://forum.inductiveautomation.com/t/siemens-driver-error/32699)
**Author:** [@victor1](https://forum.inductiveautomation.com/u/victor1)\ **Replies:** 5\ **Last updated:** [April 3, 2020, 10:53am UTC](https://forum.inductiveautomation.com/t/siemens-driver-error/32699 "2020-04-03T10:53:58Z")
Hi! This error keeps occurring every time I change a Siemens OPC Tag. Has anyone ever experienced this? Thanks --- ## [No translation for tab view and column header](https://forum.inductiveautomation.com/t/no-translation-for-tab-view-and-column-header/33657)
**Author:** [@mario.colombo91](https://forum.inductiveautomation.com/u/mario.colombo91)\ **Replies:** 0\ **Last updated:** [April 3, 2020, 7:42am UTC](https://forum.inductiveautomation.com/t/no-translation-for-tab-view-and-column-header/33657 "2020-04-03T07:42:44Z")
Greetings! we are working on a translation of our project; we used the translation manager and that worked translating all the terms in labels, buttons and menù. Unfortunately, the translation seem to not work on tab n… --- ## [Specification of server](https://forum.inductiveautomation.com/t/specification-of-server/33589)
**Author:** [@rrajatrcs](https://forum.inductiveautomation.com/u/rrajatrcs)\ **Replies:** 3\ **Last updated:** [April 3, 2020, 5:00am UTC](https://forum.inductiveautomation.com/t/specification-of-server/33589 "2020-04-03T05:00:23Z")
how can we determine the specification of server for ignition scada. what are the key point to keep in mind while designed the server --- ## [Error Launching Applicaton](https://forum.inductiveautomation.com/t/error-launching-applicaton/33645)
**Author:** [@kaushik.shah](https://forum.inductiveautomation.com/u/kaushik.shah)\ **Replies:** 4\ **Last updated:** [April 2, 2020, 11:01pm UTC](https://forum.inductiveautomation.com/t/error-launching-applicaton/33645 "2020-04-02T23:01:35Z")
I have been using 7.8 and 7.9 into my computer and recently added Designer Launcher for 8.0.10 with new gateway. When I load a Designer, I get this Error : Also, I already tried clearing the cache and re-downloading … --- ## [Adding row on a memory tag type dataset](https://forum.inductiveautomation.com/t/adding-row-on-a-memory-tag-type-dataset/33647)
**Author:** [@Ddugas](https://forum.inductiveautomation.com/u/Ddugas)\ **Replies:** 1\ **Last updated:** [April 2, 2020, 10:58pm UTC](https://forum.inductiveautomation.com/t/adding-row-on-a-memory-tag-type-dataset/33647 "2020-04-02T22:58:51Z")
Hi ! I made a dataset memory tag with 4 col in it. im trying script a button that will grab the value of 4 text field and add them into a row that memory tag. i know how to get the value from the 4 text field but i do… --- ## [How to use SFPrepUpdate](https://forum.inductiveautomation.com/t/how-to-use-sfprepupdate/33644)
**Author:** [@jpark](https://forum.inductiveautomation.com/u/jpark)\ **Replies:** 4\ **Last updated:** [April 2, 2020, 9:13pm UTC](https://forum.inductiveautomation.com/t/how-to-use-sfprepupdate/33644 "2020-04-02T21:13:24Z")
How do I make use of the runSFPrepUpdate functions? I am using 8.0.8 SDK. com.inductiveautomation.factorypmi.application.script.builtin.ialabs.IALabsDatasourceFunctions doesn’t seem to be available. --- ## [Gateway modifications lost on power fail](https://forum.inductiveautomation.com/t/gateway-modifications-lost-on-power-fail/32988)
**Author:** [@McAlisterD](https://forum.inductiveautomation.com/u/McAlisterD)\ **Replies:** 1\ **Last updated:** [April 2, 2020, 8:52pm UTC](https://forum.inductiveautomation.com/t/gateway-modifications-lost-on-power-fail/32988 "2020-04-02T20:52:34Z")
I am editing the project on a gateway. I started by copying the running project. I then fixed the problems that caused (duplicated transaction groups,etc) then ran a backup of the gateway. I then modified the new project… --- ## [Table for set points History](https://forum.inductiveautomation.com/t/table-for-set-points-history/33643)
**Author:** [@Shawn.Schwark](https://forum.inductiveautomation.com/u/Shawn.Schwark)\ **Replies:** 0\ **Last updated:** [April 2, 2020, 8:34pm UTC](https://forum.inductiveautomation.com/t/table-for-set-points-history/33643 "2020-04-02T20:34:09Z")
Hi, We are trying to build a screen in vision that would allow our engineers to see what the setpoints are for a given device. I’m trying to display this information in a table and have the tags set to the only record o… --- ## [system.user.editUser just doubled the contact info I wanted to change](https://forum.inductiveautomation.com/t/system-user-edituser-just-doubled-the-contact-info-i-wanted-to-change/33610)
**Author:** [@tmahaffey](https://forum.inductiveautomation.com/u/tmahaffey)\ **Replies:** 10\ **Last updated:** [April 2, 2020, 6:22pm UTC](https://forum.inductiveautomation.com/t/system-user-edituser-just-doubled-the-contact-info-i-wanted-to-change/33610 "2020-04-02T18:22:11Z")
Hello, I followed the steps outlined in the guide here: https://docs.inductiveautomation.com/display/DOC80/system.user.editUser Here’s my code. As the title of this post suggests, I ended up doubling my contact info i… --- ## [Ignition 8 Gateway Randomly Stops](https://forum.inductiveautomation.com/t/ignition-8-gateway-randomly-stops/33625)
**Author:** [@brandon222](https://forum.inductiveautomation.com/u/brandon222)\ **Replies:** 4\ **Last updated:** [April 2, 2020, 5:52pm UTC](https://forum.inductiveautomation.com/t/ignition-8-gateway-randomly-stops/33625 "2020-04-02T17:52:17Z")
Hi there, I have used Ignition for many years now without any issues. Now that we have transitioned to 8 I noticed that randomly the gateway will stop. The clients will show the Gateway Connection Lost popup and if I lo… --- ## [Newbie mistake \> Designer Launcher](https://forum.inductiveautomation.com/t/newbie-mistake-designer-launcher/33629)
**Author:** [@ecallaghan](https://forum.inductiveautomation.com/u/ecallaghan)\ **Replies:** 2\ **Last updated:** [April 2, 2020, 5:34pm UTC](https://forum.inductiveautomation.com/t/newbie-mistake-designer-launcher/33629 "2020-04-02T17:34:07Z")
Hello All, As in the subject, I’m very new to this application and am more of a visual business person who works in tech then I am technical. Can someone please tell me how to correct this problem when launching either… --- ## [Adding Tag Value to a report graph](https://forum.inductiveautomation.com/t/adding-tag-value-to-a-report-graph/33590)
**Author:** [@DAVID.RIISKA](https://forum.inductiveautomation.com/u/DAVID.RIISKA)\ **Replies:** 2\ **Last updated:** [April 2, 2020, 5:19pm UTC](https://forum.inductiveautomation.com/t/adding-tag-value-to-a-report-graph/33590 "2020-04-02T17:19:40Z")
does anyone know of any tutorials for building reports in ignition 8. I cant seem to even bind a tag value to a graph in a report and the inductive university video dont give a great explanation on how to graph tag value… --- ## [\[SOLVED\] Try Except SyntaxError Not executing inside project scripts correclty](https://forum.inductiveautomation.com/t/solved-try-except-syntaxerror-not-executing-inside-project-scripts-correclty/33628)
**Author:** [@bmeyers](https://forum.inductiveautomation.com/u/bmeyers)\ **Replies:** 6\ **Last updated:** [April 2, 2020, 3:51pm UTC](https://forum.inductiveautomation.com/t/solved-try-except-syntaxerror-not-executing-inside-project-scripts-correclty/33628 "2020-04-02T15:51:45Z")
Good morning. I have a function here: def lookupStuff(): try: system.gui.me//////ssageBox('doing some stuff') except Syntax Error: system.gui.messageBox('syntax error found') A button on my GUI … --- ## [Scan Classes and their effects on the system](https://forum.inductiveautomation.com/t/scan-classes-and-their-effects-on-the-system/33594)
**Author:** [@ssilk76](https://forum.inductiveautomation.com/u/ssilk76)\ **Replies:** 7\ **Last updated:** [April 2, 2020, 3:25pm UTC](https://forum.inductiveautomation.com/t/scan-classes-and-their-effects-on-the-system/33594 "2020-04-02T15:25:19Z")
We have 100+devices (primarily AB CompactLogix) connected to our system and well over 50,000 tags and over the years we have done things just to get something working. The result is a somewhat messy system. I was consi… --- ## [Named Queries - Store and Forward System](https://forum.inductiveautomation.com/t/named-queries-store-and-forward-system/21474)
**Author:** [@DSI600](https://forum.inductiveautomation.com/u/DSI600)\ **Replies:** 1\ **Last updated:** [April 2, 2020, 2:46pm UTC](https://forum.inductiveautomation.com/t/named-queries-store-and-forward-system/21474 "2020-04-02T14:46:34Z")
Can named queries, particularly Inserts and Updates, be a part of the store and forward system? I got it to work using system.db.runSFPrepUpdate script but would like to use named query for ease of code reuse. --- ## [Script window layout size never saves](https://forum.inductiveautomation.com/t/script-window-layout-size-never-saves/33623)
**Author:** [@joe.miller](https://forum.inductiveautomation.com/u/joe.miller)\ **Replies:** 0\ **Last updated:** [April 2, 2020, 1:48pm UTC](https://forum.inductiveautomation.com/t/script-window-layout-size-never-saves/33623 "2020-04-02T13:48:12Z")
i hvave to resize the sciprt window every time I open it. I am using version 7.9.13. It always starts out so small that it cuts off part of the window. Having to constantly resize the window is becoming quite irritati… --- ## [Way to make the mouse move to selected path in file explorer?](https://forum.inductiveautomation.com/t/way-to-make-the-mouse-move-to-selected-path-in-file-explorer/33618)
**Author:** [@bkarabinchak.psi](https://forum.inductiveautomation.com/u/bkarabinchak.psi)\ **Replies:** 0\ **Last updated:** [April 2, 2020, 12:24pm UTC](https://forum.inductiveautomation.com/t/way-to-make-the-mouse-move-to-selected-path-in-file-explorer/33618 "2020-04-02T12:24:55Z")
I have a file explorer component that I calculate and set the selected path for using another component. I set the path, the file explorer shows the correct folder - is there a way to now move the mouse to the now selec… --- ## [Creating Specific Alarm Details](https://forum.inductiveautomation.com/t/creating-specific-alarm-details/33580)
**Author:** [@geoffrey.awa](https://forum.inductiveautomation.com/u/geoffrey.awa)\ **Replies:** 2\ **Last updated:** [April 2, 2020, 10:37am UTC](https://forum.inductiveautomation.com/t/creating-specific-alarm-details/33580 "2020-04-02T10:37:11Z")
I am trying to create an alarm for several instruments, that when ever i select a particular instrument it will give me the alarm status of a singular instrument. Rather than having all instrument alarm popup in the Alar… --- ## [Enron/Daniel mode modbus RTU](https://forum.inductiveautomation.com/t/enron-daniel-mode-modbus-rtu/32671)
**Author:** [@Matrix\_Engineering](https://forum.inductiveautomation.com/u/Matrix_Engineering)\ **Replies:** 3\ **Last updated:** [April 2, 2020, 5:46am UTC](https://forum.inductiveautomation.com/t/enron-daniel-mode-modbus-rtu/32671 "2020-04-02T05:46:52Z")
Using Ignition 7.9.12 with the server serial module. I am trying to read from one register of a power meter as a test. I can successfully read values using ModPoll. The key tickbox that affects a true reading is Enron/… --- ## [Alarm Notification Email Settings](https://forum.inductiveautomation.com/t/alarm-notification-email-settings/31307)
**Author:** [@thomas.stevic](https://forum.inductiveautomation.com/u/thomas.stevic)\ **Replies:** 6\ **Last updated:** [April 2, 2020, 3:50am UTC](https://forum.inductiveautomation.com/t/alarm-notification-email-settings/31307 "2020-04-02T03:50:43Z")
I am attempting to set up an alarm notification the send an email when the alarm goes high. I am trying to use ‘My’ Gmail account to do this. I have smpt.gmail.com as the hostname. I have tried both ports 587 and 465. I … --- ## [How bind to a client dataset tag](https://forum.inductiveautomation.com/t/how-bind-to-a-client-dataset-tag/33577)
**Author:** [@wpmccormick](https://forum.inductiveautomation.com/u/wpmccormick)\ **Replies:** 9\ **Last updated:** [April 2, 2020, 3:09am UTC](https://forum.inductiveautomation.com/t/how-bind-to-a-client-dataset-tag/33577 "2020-04-02T03:09:54Z")
About a year ago, @alexlu said here that it should be possible to bind to a client dataset tag. It doesn’t seem to work with the suggested syntax. What should the magic syntax be? --- ## [URGENT Can my logic make configuration changes and connect to 9 devices simultaneously in the gateway](https://forum.inductiveautomation.com/t/urgent-can-my-logic-make-configuration-changes-and-connect-to-9-devices-simultaneously-in-the-gateway/33596)
**Author:** [@archana.kachru](https://forum.inductiveautomation.com/u/archana.kachru)\ **Replies:** 7\ **Last updated:** [April 1, 2020, 11:57pm UTC](https://forum.inductiveautomation.com/t/urgent-can-my-logic-make-configuration-changes-and-connect-to-9-devices-simultaneously-in-the-gateway/33596 "2020-04-01T23:57:12Z")
i am on ignition version 7.9.4 and have created a UDT and 200 instances based on the UDT. In the gateway, i have created a device with blank IP address and enabled it. An instance of the UDT will wake up at 8 am every… --- ## [sun.nio.ch.DirectBuffer.Cleaner()](https://forum.inductiveautomation.com/t/sun-nio-ch-directbuffer-cleaner/32608)
**Author:** [@dpoduzov](https://forum.inductiveautomation.com/u/dpoduzov)\ **Replies:** 3\ **Last updated:** [April 1, 2020, 10:01pm UTC](https://forum.inductiveautomation.com/t/sun-nio-ch-directbuffer-cleaner/32608 "2020-04-01T22:01:48Z")
Hi, guys I’m running a query over OSI PI database connection and get this error: GatewayException: ‘sun.misc.Cleaner sun.nio.ch.DirectBuffer.cleaner()’ caused by NSuchMethodError: ‘sun.misc.Cleaner sun.nio.ch.DirectBu… --- ## [Transaction group update only if the current value is NULL](https://forum.inductiveautomation.com/t/transaction-group-update-only-if-the-current-value-is-null/33608)
**Author:** [@tyrel.parker](https://forum.inductiveautomation.com/u/tyrel.parker)\ **Replies:** 0\ **Last updated:** [April 1, 2020, 9:03pm UTC](https://forum.inductiveautomation.com/t/transaction-group-update-only-if-the-current-value-is-null/33608 "2020-04-01T21:03:15Z")
Is there a way to have a transaction group only update if the current value in the destination == NULL? Or is there a way to have a transaction group trigger a named query and use the value as a parameter? --- ## [UDT writing fails](https://forum.inductiveautomation.com/t/udt-writing-fails/33607)
**Author:** [@emjaimar](https://forum.inductiveautomation.com/u/emjaimar)\ **Replies:** 5\ **Last updated:** [April 1, 2020, 8:55pm UTC](https://forum.inductiveautomation.com/t/udt-writing-fails/33607 "2020-04-01T20:55:56Z")
I have an UDT which I try to write to with a scrip on a button but it fails no mater what I try. server = 'Ignition OPC UA Server' path = 'ns=1;s=\[PAXTest\]AI01/Cfg\_HiLim' value = 65 system.opc.writeValue(server, path, v… --- ## [Progress bar text color](https://forum.inductiveautomation.com/t/progress-bar-text-color/18752)
**Author:** [@vanko25](https://forum.inductiveautomation.com/u/vanko25)\ **Replies:** 5\ **Last updated:** [April 1, 2020, 8:34pm UTC](https://forum.inductiveautomation.com/t/progress-bar-text-color/18752 "2020-04-01T20:34:34Z")
Hi all, I am looking at how to change the progress bar text color. I have tried using selectionForeground and selectionBackground on propertyChange script but it comes back with an error saying it is not an actual prop… [Previous page](https://forum.inductiveautomation.com/latest.md?page=1379) [Next page](https://forum.inductiveautomation.com/latest.md?page=1381)