# Latest **URL:** https://forum.inductiveautomation.com/latest.md?page=1258 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1259 --- ## [Common login page for multiple Perspective projects](https://forum.inductiveautomation.com/t/common-login-page-for-multiple-perspective-projects/39793)
**Author:** [@SBL\_MC](https://forum.inductiveautomation.com/u/SBL_MC)\ **Replies:** 4\ **Last updated:** [December 4, 2020, 12:02pm UTC](https://forum.inductiveautomation.com/t/common-login-page-for-multiple-perspective-projects/39793 "2020-12-04T12:02:01Z")
Hi all, I have posted about this earlier, asking for a WebDev login forwarding to Perspective sessions. As I see a possibility for the login page to be made in Perspective as well I start a new tread. Our goal is to m… --- ## [Vision File Explorer](https://forum.inductiveautomation.com/t/vision-file-explorer/41096)
**Author:** [@zxcslo](https://forum.inductiveautomation.com/u/zxcslo)\ **Replies:** 4\ **Last updated:** [December 4, 2020, 11:57am UTC](https://forum.inductiveautomation.com/t/vision-file-explorer/41096 "2020-12-04T11:57:01Z")
The Reporting module has two components, File explorer and PDF Viewer, which are very useful also when you don’t use reporting. The customer wants to have the ability to display various documentation (.docx, .xlsx, .pdf… --- ## [Perspective VideoPlayer authentication](https://forum.inductiveautomation.com/t/perspective-videoplayer-authentication/41120)
**Author:** [@muhannad.shaheen](https://forum.inductiveautomation.com/u/muhannad.shaheen)\ **Replies:** 3\ **Last updated:** [December 4, 2020, 6:32am UTC](https://forum.inductiveautomation.com/t/perspective-videoplayer-authentication/41120 "2020-12-04T06:32:14Z")
Running latest 8.1 want to stream HTTP Hikvision url: http://username:password@ipaddress/ISAPI/Streaming/channels/102/httpPreview notice the url does not end with .mpeg however, vlc, chrome and other web browsers pla… --- ## [Exclude Bad Tag Data for tag calculation query](https://forum.inductiveautomation.com/t/exclude-bad-tag-data-for-tag-calculation-query/41193)
**Author:** [@nicholas.robinson](https://forum.inductiveautomation.com/u/nicholas.robinson)\ **Replies:** 0\ **Last updated:** [December 3, 2020, 11:50pm UTC](https://forum.inductiveautomation.com/t/exclude-bad-tag-data-for-tag-calculation-query/41193 "2020-12-03T23:50:50Z")
Is there any technical difficulty involved in adding an option to exclude bad tag values when using a tag calculation data source? I’m curious to know why its not included. Thanks, Nick --- ## [OPC Browse during OPC Connection Initialization](https://forum.inductiveautomation.com/t/opc-browse-during-opc-connection-initialization/41190)
**Author:** [@matt.eaton](https://forum.inductiveautomation.com/u/matt.eaton)\ **Replies:** 7\ **Last updated:** [December 3, 2020, 11:08pm UTC](https://forum.inductiveautomation.com/t/opc-browse-during-opc-connection-initialization/41190 "2020-12-03T23:08:14Z")
Using Ignition 8.1.0 to Matrikon Tunneller OPC UA Wrapper ver. 6.2.3.7668. If the tunneller is connected to Ignition only and not "tunnelling" anywhere the connection is quick and seamless. However, when the Tunneller … --- ## [Easy Chart default render style](https://forum.inductiveautomation.com/t/easy-chart-default-render-style/41191)
**Author:** [@jason.scott](https://forum.inductiveautomation.com/u/jason.scott)\ **Replies:** 0\ **Last updated:** [December 3, 2020, 10:43pm UTC](https://forum.inductiveautomation.com/t/easy-chart-default-render-style/41191 "2020-12-03T22:43:13Z")
Hello all, is there a way to change the default line style of a pen that gets dragged onto a chart (in runtime)? I can sort of make it work with system.dataset.setValue, but it’s pretty clunky and I’m sure there’s a bett… --- ## [Decode "multipart/form-data" with WebDev](https://forum.inductiveautomation.com/t/decode-multipart-form-data-with-webdev/41173)
**Author:** [@rbachman](https://forum.inductiveautomation.com/u/rbachman)\ **Replies:** 7\ **Last updated:** [December 3, 2020, 10:09pm UTC](https://forum.inductiveautomation.com/t/decode-multipart-form-data-with-webdev/41173 "2020-12-03T22:09:13Z")
We have a Zebra label printer that can send HTTP POST requests when certain conditions are met, such as when the ribbon is low. It uses “multipart/form-data” content type, and I am having difficulties figuring out how to… --- ## [Visibility Animation causing very slow client](https://forum.inductiveautomation.com/t/visibility-animation-causing-very-slow-client/41046)
**Author:** [@robertm](https://forum.inductiveautomation.com/u/robertm)\ **Replies:** 43\ **Last updated:** [December 3, 2020, 10:06pm UTC](https://forum.inductiveautomation.com/t/visibility-animation-causing-very-slow-client/41046 "2020-12-03T22:06:26Z")
I have several animations on a window, using a Timer and Visibility bindings. Initially I had a rotating widget that I changed the angle on with the timer value. Timer runs 0-9, and the expression changed the angle by … --- ## [MSAccess file size](https://forum.inductiveautomation.com/t/msaccess-file-size/1425)
**Author:** [@Justin](https://forum.inductiveautomation.com/u/Justin)\ **Replies:** 6\ **Last updated:** [December 3, 2020, 8:42pm UTC](https://forum.inductiveautomation.com/t/msaccess-file-size/1425 "2020-12-03T20:42:54Z")
Would like to find out what the maximum recommended file size of a MSAccess db file should be when running an SQL query in a table. I am trying to view data from a db file that is around 2 gig and that is apperently too… --- ## [Expression to convert 2's complement to signed int](https://forum.inductiveautomation.com/t/expression-to-convert-2s-complement-to-signed-int/41181)
**Author:** [@scott.steele](https://forum.inductiveautomation.com/u/scott.steele)\ **Replies:** 5\ **Last updated:** [December 3, 2020, 6:21pm UTC](https://forum.inductiveautomation.com/t/expression-to-convert-2s-complement-to-signed-int/41181 "2020-12-03T18:21:24Z")
I’m using Ignition to collect data from a GE Multilin 850 and some of the register values are stored in 2’s complement instead of signed int. I created an expression tag to convert the OPC tag value to signed int. Belo… --- ## [How do I add a tag in 8.1 scripting](https://forum.inductiveautomation.com/t/how-do-i-add-a-tag-in-8-1-scripting/41182)
**Author:** [@codersmurf](https://forum.inductiveautomation.com/u/codersmurf)\ **Replies:** 4\ **Last updated:** [December 3, 2020, 6:20pm UTC](https://forum.inductiveautomation.com/t/how-do-i-add-a-tag-in-8-1-scripting/41182 "2020-12-03T18:20:18Z")
There was a function in 7.8.5 but there isn’t one in the docs for 8.1.Thx, jake --- ## [Vision Client Launcher Closing on Startup](https://forum.inductiveautomation.com/t/vision-client-launcher-closing-on-startup/41170)
**Author:** [@d-gibson73](https://forum.inductiveautomation.com/u/d-gibson73)\ **Replies:** 8\ **Last updated:** [December 3, 2020, 6:16pm UTC](https://forum.inductiveautomation.com/t/vision-client-launcher-closing-on-startup/41170 "2020-12-03T18:16:19Z")
Hi guys, My vision client launcher shows a window for a second then closes itself instantly. The logs are: INFO \[ClientLauncher \] \[2020/12/03 09:58:17\]: Set initial logging level to INFO INFO \[Client… --- ## [Create views in embedding components from one tag number](https://forum.inductiveautomation.com/t/create-views-in-embedding-components-from-one-tag-number/41184)
**Author:** [@bfernandez](https://forum.inductiveautomation.com/u/bfernandez)\ **Replies:** 0\ **Last updated:** [December 3, 2020, 5:53pm UTC](https://forum.inductiveautomation.com/t/create-views-in-embedding-components-from-one-tag-number/41184 "2020-12-03T17:53:11Z")
Hello everyone! I’m connected to an MQTT server and I can see the tags in the tag browser. I dragged a carousel and I would like to set as many views inside as one of my tags says, is this possible? Thx, --- ## [Database clustering with Ignition](https://forum.inductiveautomation.com/t/database-clustering-with-ignition/41146)
**Author:** [@AlThePal](https://forum.inductiveautomation.com/u/AlThePal)\ **Replies:** 4\ **Last updated:** [December 3, 2020, 5:34pm UTC](https://forum.inductiveautomation.com/t/database-clustering-with-ignition/41146 "2020-12-03T17:34:25Z")
Does anyone have experience of using database clustering with Ignition? We’re thinking of using MariaDB Galera Cluster. --- ## [XavierNX + I.P. Camera + Python Deepstream YOLO + RTSP stream out + Deepstream Metadata MQTT out](https://forum.inductiveautomation.com/t/xaviernx-i-p-camera-python-deepstream-yolo-rtsp-stream-out-deepstream-metadata-mqtt-out/41052)
**Author:** [@joev](https://forum.inductiveautomation.com/u/joev)\ **Replies:** 1\ **Last updated:** [December 3, 2020, 5:11pm UTC](https://forum.inductiveautomation.com/t/xaviernx-i-p-camera-python-deepstream-yolo-rtsp-stream-out-deepstream-metadata-mqtt-out/41052 "2020-12-03T17:11:58Z")
Here is a video of the Nvidia Xavier NX using a I.P. camera to run the video stream through a Python Deepstream YOLO app and then sending a RTSP video stream out. The app is also collecting metadata from the classes and … --- ## [Perspective overlay](https://forum.inductiveautomation.com/t/perspective-overlay/41176)
**Author:** [@Arnaud\_Declerck](https://forum.inductiveautomation.com/u/Arnaud_Declerck)\ **Replies:** 2\ **Last updated:** [December 3, 2020, 4:57pm UTC](https://forum.inductiveautomation.com/t/perspective-overlay/41176 "2020-12-03T16:57:31Z")
Hi, Is there a way to have a view of all overlay error occur in a project? Regards Arnaud --- ## [Perspective PDF Viewer momentarily displays default view](https://forum.inductiveautomation.com/t/perspective-pdf-viewer-momentarily-displays-default-view/41177)
**Author:** [@tylerm](https://forum.inductiveautomation.com/u/tylerm)\ **Replies:** 0\ **Last updated:** [December 3, 2020, 4:10pm UTC](https://forum.inductiveautomation.com/t/perspective-pdf-viewer-momentarily-displays-default-view/41177 "2020-12-03T16:10:50Z")
Hi everyone, I’m using a PDF Viewer in a Perspective View that displays this Adobe message before loading the actual PDF a couple seconds later. Is there anyway to avoid this by either displaying something else while… --- ## [Return static date prior to input date. Script](https://forum.inductiveautomation.com/t/return-static-date-prior-to-input-date-script/41159)
**Author:** [@wking](https://forum.inductiveautomation.com/u/wking)\ **Replies:** 3\ **Last updated:** [December 3, 2020, 3:28pm UTC](https://forum.inductiveautomation.com/t/return-static-date-prior-to-input-date-script/41159 "2020-12-03T15:28:32Z")
I was wondering if anyone wanted to demonstrate a more concise way of doing this. Returning a static date prior to an input date. I am returning the Sunday at 10:00 pm prior to any input date. Needs to work on any input … --- ## [Perspective login redirect loop](https://forum.inductiveautomation.com/t/perspective-login-redirect-loop/40740)
**Author:** [@adam.todorski](https://forum.inductiveautomation.com/u/adam.todorski)\ **Replies:** 2\ **Last updated:** [December 3, 2020, 2:49pm UTC](https://forum.inductiveautomation.com/t/perspective-login-redirect-loop/40740 "2020-12-03T14:49:12Z")
This is with 8.0.16. I have a perspective UI behind a reverse proxy and I can access the gateway web page, log in, and interact with it but when I try to load a perspective session it gets through the login form then go… --- ## ['Error expanding parameter reference' in Tag Event script when using curly braces](https://forum.inductiveautomation.com/t/error-expanding-parameter-reference-in-tag-event-script-when-using-curly-braces/41047)
**Author:** [@chi](https://forum.inductiveautomation.com/u/chi)\ **Replies:** 7\ **Last updated:** [December 3, 2020, 11:47am UTC](https://forum.inductiveautomation.com/t/error-expanding-parameter-reference-in-tag-event-script-when-using-curly-braces/41047 "2020-12-03T11:47:04Z")
Using pythons string.format placeholders in a tag event scripts collides with Ignitions parameter references in 8.1.0. There are workarounds, but i spent some time before i found the cause of the script error. Maybe ther… --- ## [Using jmap to diagnose heap related issues in Ignition?](https://forum.inductiveautomation.com/t/using-jmap-to-diagnose-heap-related-issues-in-ignition/25881)
**Author:** [@kevin.deyoung](https://forum.inductiveautomation.com/u/kevin.deyoung)\ **Replies:** 30\ **Last updated:** [December 2, 2020, 9:05pm UTC](https://forum.inductiveautomation.com/t/using-jmap-to-diagnose-heap-related-issues-in-ignition/25881 "2020-12-02T21:05:08Z")
I’ve been searching for the cause of heap consumption for a while now. Switched to G1GC garbage collection at the suggestion of some people. Used the “del” operation on some objects to help with garbage collection and Ig… --- ## [Perspective: Hide element from PieChart](https://forum.inductiveautomation.com/t/perspective-hide-element-from-piechart/41099)
**Author:** [@julian.medina](https://forum.inductiveautomation.com/u/julian.medina)\ **Replies:** 1\ **Last updated:** [December 2, 2020, 8:36pm UTC](https://forum.inductiveautomation.com/t/perspective-hide-element-from-piechart/41099 "2020-12-02T20:36:00Z")
Hi! So, I have a page that I use as a template, right now I have 2 Piecharts for each group of values to chart. Let’s say that I have 6 groups of values, where in one I have 9 values, and the rest has less and less. N… --- ## [Report include P&ID](https://forum.inductiveautomation.com/t/report-include-p-id/41122)
**Author:** [@tamerplc](https://forum.inductiveautomation.com/u/tamerplc)\ **Replies:** 3\ **Last updated:** [December 2, 2020, 7:57pm UTC](https://forum.inductiveautomation.com/t/report-include-p-id/41122 "2020-12-02T19:57:08Z")
Hi I had a complicated request. I need to generate a report with some dynamic flow drawing with certain tag reading on it. is there any way to create One Page and do a schedule print screen and send it by email? any s… --- ## [Writing one column from a dataset tag to a new dataset tag](https://forum.inductiveautomation.com/t/writing-one-column-from-a-dataset-tag-to-a-new-dataset-tag/26638)
**Author:** [@jomo23](https://forum.inductiveautomation.com/u/jomo23)\ **Replies:** 4\ **Last updated:** [December 2, 2020, 7:36pm UTC](https://forum.inductiveautomation.com/t/writing-one-column-from-a-dataset-tag-to-a-new-dataset-tag/26638 "2020-12-02T19:36:09Z")
I’m trying to write one column from a dataset tag to a new dataset tag so I can link the tag to my template I will be creating. The dataset tag I am pulling from currently has 6 columns however I only want information fr… --- ## [AttributeError: 'com.inductiveautomation.ignition.common.script.Imm' object has no attribute 'invokeLater'](https://forum.inductiveautomation.com/t/attributeerror-com-inductiveautomation-ignition-common-script-imm-object-has-no-attribute-invokelater/41151)
**Author:** [@informatica](https://forum.inductiveautomation.com/u/informatica)\ **Replies:** 6\ **Last updated:** [December 2, 2020, 7:34pm UTC](https://forum.inductiveautomation.com/t/attributeerror-com-inductiveautomation-ignition-common-script-imm-object-has-no-attribute-invokelater/41151 "2020-12-02T19:34:26Z")
Good afternoon. In Ignition 8.0.14, when I try to use the “system.util.invokeLater ()” function in a Gateway Event Script (tag change), this error is logged in the logs: This is the code: def runThisLater(): impor… --- ## [Request help with Expression Binding](https://forum.inductiveautomation.com/t/request-help-with-expression-binding/41138)
**Author:** [@josephyliniemi](https://forum.inductiveautomation.com/u/josephyliniemi)\ **Replies:** 5\ **Last updated:** [December 2, 2020, 7:13pm UTC](https://forum.inductiveautomation.com/t/request-help-with-expression-binding/41138 "2020-12-02T19:13:49Z")
I am trying to assign a value to a text field based off the results of an expression binding. On the text field I am using the Binding type “Property” "Expression Within the expression I have: runScript("project.Defin… --- ## [Report Editing with Scripting](https://forum.inductiveautomation.com/t/report-editing-with-scripting/41131)
**Author:** [@kaushik.shah](https://forum.inductiveautomation.com/u/kaushik.shah)\ **Replies:** 8\ **Last updated:** [December 2, 2020, 6:51pm UTC](https://forum.inductiveautomation.com/t/report-editing-with-scripting/41131 "2020-12-02T18:51:58Z")
Hello There, I am trying to print multiple copies of the report with one parameter change with below script - Here the maxBobineNo = 5 let say, but when the pdf is printed, all of them has the same value of paramet… --- ## [Defaulting to Maker Edition Issue](https://forum.inductiveautomation.com/t/defaulting-to-maker-edition-issue/40498)
**Author:** [@bronsonratliffdev](https://forum.inductiveautomation.com/u/bronsonratliffdev)\ **Replies:** 2\ **Last updated:** [December 2, 2020, 6:25pm UTC](https://forum.inductiveautomation.com/t/defaulting-to-maker-edition-issue/40498 "2020-12-02T18:25:06Z")
Hello All, I’ve previously downloaded and installed the Maker edition when I initially began working through Inductive University’s modules. After speaking with the licensing department concerning the core certification… --- ## [Alarm pipeline with Array Tag](https://forum.inductiveautomation.com/t/alarm-pipeline-with-array-tag/41149)
**Author:** [@Mike95](https://forum.inductiveautomation.com/u/Mike95)\ **Replies:** 0\ **Last updated:** [December 2, 2020, 6:04pm UTC](https://forum.inductiveautomation.com/t/alarm-pipeline-with-array-tag/41149 "2020-12-02T18:04:17Z")
Hello, I have created an alarm pipeline which contains two separate notifications separated by a delay (Start → Notif → Delay (5 min) → Notif). This pipeline is activated via an Int Array Memory Tag (arr\_ack) that conta… --- ## [Column comparison including null values using getBackgroundAt event function](https://forum.inductiveautomation.com/t/column-comparison-including-null-values-using-getbackgroundat-event-function/40946)
**Author:** [@mubashra.sadaqat](https://forum.inductiveautomation.com/u/mubashra.sadaqat)\ **Replies:** 0\ **Last updated:** [November 25, 2020, 11:13am UTC](https://forum.inductiveautomation.com/t/column-comparison-including-null-values-using-getbackgroundat-event-function/40946 "2020-11-25T11:13:15Z")
Hi, I am using getBackgroundAt() extension function. But could not end up with required result. if target value is in between min and max value, return target background with green color. if target value is plus/minus … [Previous page](https://forum.inductiveautomation.com/latest.md?page=1257) [Next page](https://forum.inductiveautomation.com/latest.md?page=1259)