# Latest **URL:** https://forum.inductiveautomation.com/latest.md?page=1583 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1584 --- ## [\[Bug\] queryTagHistory from project script](https://forum.inductiveautomation.com/t/bug-querytaghistory-from-project-script/21263)
**Author:** [@software.development](https://forum.inductiveautomation.com/u/software.development)\ **Replies:** 3\ **Last updated:** [December 7, 2018, 1:56pm UTC](https://forum.inductiveautomation.com/t/bug-querytaghistory-from-project-script/21263 "2018-12-07T13:56:36Z")
This function always gives None value. I’m basically using the script provided with Demo project source (function is queryHistory). However, if I run basic instructions from Script Console I get values (see attachments)… --- ## [Ignition Design Help](https://forum.inductiveautomation.com/t/ignition-design-help/14512)
**Author:** [@BHASKAR](https://forum.inductiveautomation.com/u/BHASKAR)\ **Replies:** 2\ **Last updated:** [December 7, 2018, 4:29am UTC](https://forum.inductiveautomation.com/t/ignition-design-help/14512 "2018-12-07T04:29:35Z")
Hi, I have history tag of Boolean data type. I want to insert this tag into a table if it is true only. How to do this???? --- ## [\[BUG-11618\] Drawing component disappearing](https://forum.inductiveautomation.com/t/bug-11618-drawing-component-disappearing/20731)
**Author:** [@mrogers](https://forum.inductiveautomation.com/u/mrogers)\ **Replies:** 4\ **Last updated:** [December 7, 2018, 12:35am UTC](https://forum.inductiveautomation.com/t/bug-11618-drawing-component-disappearing/20731 "2018-12-07T00:35:28Z")
I have a sort of 'home' view that is just a background color with a drawing component that came from me dragging an svg file into the view. In the session (loaded in my browser) if I go to another page and then back (vi… --- ## [\[BUG-11007\] Perspective Designer Error when attempting Save/Commit](https://forum.inductiveautomation.com/t/bug-11007-perspective-designer-error-when-attempting-save-commit/20747)
**Author:** [@WildeKurt](https://forum.inductiveautomation.com/u/WildeKurt)\ **Replies:** 4\ **Last updated:** [December 7, 2018, 12:30am UTC](https://forum.inductiveautomation.com/t/bug-11007-perspective-designer-error-when-attempting-save-commit/20747 "2018-12-07T00:30:55Z")
I have two Perspective views open, one called Title and one Tank. I am looking at Tile and select the tab for tank and the following error pops up: ExecutionException: java.lang.RuntimeException: Could not save View … --- ## [\[Bug-11570\] PerspectiveComponents.css file missing for some components](https://forum.inductiveautomation.com/t/bug-11570-perspectivecomponents-css-file-missing-for-some-components/20717)
**Author:** [@klehman](https://forum.inductiveautomation.com/u/klehman)\ **Replies:** 2\ **Last updated:** [December 7, 2018, 12:28am UTC](https://forum.inductiveautomation.com/t/bug-11570-perspectivecomponents-css-file-missing-for-some-components/20717 "2018-12-07T00:28:57Z")
I have been having issues with the MenuTree viewing properly in the browser (chrome and FF) with zoom set to 100%. I uploaded your backup as a test, and I got the same error. See attached screenshot. Im on the nightly… --- ## [\[Question\] Perspective Report Viewer](https://forum.inductiveautomation.com/t/question-perspective-report-viewer/21274)
**Author:** [@milbar](https://forum.inductiveautomation.com/u/milbar)\ **Replies:** 3\ **Last updated:** [December 6, 2018, 11:28pm UTC](https://forum.inductiveautomation.com/t/question-perspective-report-viewer/21274 "2018-12-06T23:28:11Z")
I would like to have a report viewer in perspective. Currently I do not see this as a component. Will there be a report viewer in perspective? Is so, when do you expect it to be available? --- ## [system.tag.addTag not working](https://forum.inductiveautomation.com/t/system-tag-addtag-not-working/21235)
**Author:** [@patrick.garceau](https://forum.inductiveautomation.com/u/patrick.garceau)\ **Replies:** 9\ **Last updated:** [December 6, 2018, 8:58pm UTC](https://forum.inductiveautomation.com/t/system-tag-addtag-not-working/21235 "2018-12-06T20:58:58Z")
Any idea why I get this error: com.inductiveautomation.ignition.designer.gui.tool' object has no attribute 'addTag' --- ## [Need to create a tag in Hexadecimal](https://forum.inductiveautomation.com/t/need-to-create-a-tag-in-hexadecimal/21208)
**Author:** [@patrick.garceau](https://forum.inductiveautomation.com/u/patrick.garceau)\ **Replies:** 11\ **Last updated:** [December 6, 2018, 8:53pm UTC](https://forum.inductiveautomation.com/t/need-to-create-a-tag-in-hexadecimal/21208 "2018-12-06T20:53:15Z")
I have a modbus device that contains 12 tags according to the diagnistics of the device. The addressing are in Hexadecimal that are working on Kepware. We are trying to put this in Ignition but the address is H417FF an… --- ## [\[Bug\] Publishing Perspective changes does not update in client](https://forum.inductiveautomation.com/t/bug-publishing-perspective-changes-does-not-update-in-client/21218)
**Author:** [@eaolson](https://forum.inductiveautomation.com/u/eaolson)\ **Replies:** 2\ **Last updated:** [December 6, 2018, 7:19pm UTC](https://forum.inductiveautomation.com/t/bug-publishing-perspective-changes-does-not-update-in-client/21218 "2018-12-06T19:19:53Z")
When I save and publish changes to my Perspective project, I get the alert message that the project needs to be updated. Clicking Update Project or allowing the countdown to expire does not update the client with the cha… --- ## [Tag event write to file](https://forum.inductiveautomation.com/t/tag-event-write-to-file/21265)
**Author:** [@dsui](https://forum.inductiveautomation.com/u/dsui)\ **Replies:** 1\ **Last updated:** [December 6, 2018, 6:03pm UTC](https://forum.inductiveautomation.com/t/tag-event-write-to-file/21265 "2018-12-06T18:03:50Z")
I am trying to implement a tag event script under the Value Changed event, where the tag value and timestamp are written to a .txt file whenever the value changes. I have the following code below under def valueChanged f… --- ## [JSON Components](https://forum.inductiveautomation.com/t/json-components/21255)
**Author:** [@joostjojo](https://forum.inductiveautomation.com/u/joostjojo)\ **Replies:** 2\ **Last updated:** [December 6, 2018, 4:56pm UTC](https://forum.inductiveautomation.com/t/json-components/21255 "2018-12-06T16:56:51Z")
Since components actually are JSON objects. Is it possible to create components and convert and send them to ignition perspective with an Web API? example: I create an C# MVC WebAPI where I create a JSON component. I s… --- ## [A call for gateway backups / internal DBs](https://forum.inductiveautomation.com/t/a-call-for-gateway-backups-internal-dbs/21262)
**Author:** [@Kevin.Herron](https://forum.inductiveautomation.com/u/Kevin.Herron)\ **Replies:** 0\ **Last updated:** [December 6, 2018, 3:37pm UTC](https://forum.inductiveautomation.com/t/a-call-for-gateway-backups-internal-dbs/21262 "2018-12-06T15:37:10Z")
As some of you are aware we have a new file-based project system in development for Ignition 8. This means that majority of what is currently stored inside the internal DB will instead be stored in files and folders on t… --- ## [Power Table Column Drop](https://forum.inductiveautomation.com/t/power-table-column-drop/21261)
**Author:** [@dkhayes117](https://forum.inductiveautomation.com/u/dkhayes117)\ **Replies:** 1\ **Last updated:** [December 6, 2018, 3:36pm UTC](https://forum.inductiveautomation.com/t/power-table-column-drop/21261 "2018-12-06T15:36:15Z")
I see there is an extension function for moving rows with onRowsDropped, but what about moving a column? My specific application is to drag a column inside the same power table, and have the column indexes be renumbered… --- ## [Add file in modl with ignition maven plugin](https://forum.inductiveautomation.com/t/add-file-in-modl-with-ignition-maven-plugin/21253)
**Author:** [@mazeyrat](https://forum.inductiveautomation.com/u/mazeyrat)\ **Replies:** 8\ **Last updated:** [December 6, 2018, 3:25pm UTC](https://forum.inductiveautomation.com/t/add-file-in-modl-with-ignition-maven-plugin/21253 "2018-12-06T15:25:12Z")
I would like to add a file in a module.modl I use a third party lib added with maven dependency and I need to add some file in the module.modl, just near the third party lib jar file. How to achieve that with ignition ma… --- ## [Show gateway font on clients](https://forum.inductiveautomation.com/t/show-gateway-font-on-clients/21254)
**Author:** [@nader.chinichian](https://forum.inductiveautomation.com/u/nader.chinichian)\ **Replies:** 0\ **Last updated:** [December 6, 2018, 11:43am UTC](https://forum.inductiveautomation.com/t/show-gateway-font-on-clients/21254 "2018-12-06T11:43:28Z")
Hi There are some fonts that I use in the gateway, when client access the project because these fonts are not exist in client computer they show with Arial. In web pages the web server also send require font to client,… --- ## [Exception: Signature did not verify](https://forum.inductiveautomation.com/t/exception-signature-did-not-verify/21035)
**Author:** [@upohl](https://forum.inductiveautomation.com/u/upohl)\ **Replies:** 2\ **Last updated:** [December 6, 2018, 9:16am UTC](https://forum.inductiveautomation.com/t/exception-signature-did-not-verify/21035 "2018-12-06T09:16:16Z")
Hello, we get the message “com.inducti…UAException: Signature did not verify” (See Screenshot ). We try to connected via “node-opcua”: “0.4.5” and a SecureChannel “Sign And Encrypt” to an OPC UA server from Ignition Ve… --- ## [Best practices for SQL bridge datalogging](https://forum.inductiveautomation.com/t/best-practices-for-sql-bridge-datalogging/21183)
**Author:** [@wschauer](https://forum.inductiveautomation.com/u/wschauer)\ **Replies:** 9\ **Last updated:** [December 4, 2018, 2:07pm UTC](https://forum.inductiveautomation.com/t/best-practices-for-sql-bridge-datalogging/21183 "2018-12-04T14:07:49Z")
Ok, so we log our time series process data to an existing SQL database managed by our IT department. We have transaction groups logging to individual tables for each process, 25-75 tags per process, currently at 10 tabl… --- ## [Horizontal Tank with Fill/Level Indicator](https://forum.inductiveautomation.com/t/horizontal-tank-with-fill-level-indicator/21124)
**Author:** [@curtisfennell](https://forum.inductiveautomation.com/u/curtisfennell)\ **Replies:** 9\ **Last updated:** [December 5, 2018, 9:38pm UTC](https://forum.inductiveautomation.com/t/horizontal-tank-with-fill-level-indicator/21124 "2018-12-05T21:38:50Z")
I have seen where you can subtract a square from a circle but it leaves the nasty looking edge. I would essentially like to take the cylindrical tank component and rotate it by 90 degrees. I can do that but the fill stil… --- ## [Value Changed Not Updating](https://forum.inductiveautomation.com/t/value-changed-not-updating/21246)
**Author:** [@michael.thompson](https://forum.inductiveautomation.com/u/michael.thompson)\ **Replies:** 0\ **Last updated:** [December 5, 2018, 9:11pm UTC](https://forum.inductiveautomation.com/t/value-changed-not-updating/21246 "2018-12-05T21:11:37Z")
In a UDT named ‘TestTag’ containing a tag named ‘En’, and another tag named ‘TagB’, I am using a ‘Value Changed’ event script on the ‘En’ tag to enable/disable ‘TagB’. When I have this script enabled, the value in ‘En’ … --- ## [Connect Ignition Edge to Allen Bradley Emulator?](https://forum.inductiveautomation.com/t/connect-ignition-edge-to-allen-bradley-emulator/21239)
**Author:** [@cdavis](https://forum.inductiveautomation.com/u/cdavis)\ **Replies:** 1\ **Last updated:** [December 5, 2018, 5:18pm UTC](https://forum.inductiveautomation.com/t/connect-ignition-edge-to-allen-bradley-emulator/21239 "2018-12-05T17:18:59Z")
Is it possible to make a connection from Ignition Edge to the Allen Bradley emulator? I have them on separate VM's and I am trying to do some testing before I go on site. Saw a post about using an OPC-DA server, but wh… --- ## [Error Java Heap Space](https://forum.inductiveautomation.com/t/error-java-heap-space/21231)
**Author:** [@MoisesZV](https://forum.inductiveautomation.com/u/MoisesZV)\ **Replies:** 14\ **Last updated:** [December 5, 2018, 5:15pm UTC](https://forum.inductiveautomation.com/t/error-java-heap-space/21231 "2018-12-05T17:15:29Z")
Hi, I’m getting this error ’ Java Heap Space’, I have Ignition in a computer with 16gb ram and the DB separetly on another computer, I have 2 multi monitor clients on 4 monitors each. Sometimes works for a fews hours the… --- ## [Help me system.gui.confirm](https://forum.inductiveautomation.com/t/help-me-system-gui-confirm/21238)
**Author:** [@mavallejo](https://forum.inductiveautomation.com/u/mavallejo)\ **Replies:** 2\ **Last updated:** [December 5, 2018, 5:14pm UTC](https://forum.inductiveautomation.com/t/help-me-system-gui-confirm/21238 "2018-12-05T17:14:36Z")
Hello Team, I'm starting use Ignition system but I don't know how to configure a button with a question without skip question. I have this code if system.gui.confirm(u'Are you sure?', 'Confirm'): np = event.sourc… --- ## [Cannot coerce value '30.7' into type: interface com.inductiveautomation.ignition.common.Dataset](https://forum.inductiveautomation.com/t/cannot-coerce-value-30-7-into-type-interface-com-inductiveautomation-ignition-common-dataset/21237)
**Author:** [@rs326](https://forum.inductiveautomation.com/u/rs326)\ **Replies:** 1\ **Last updated:** [December 5, 2018, 4:59pm UTC](https://forum.inductiveautomation.com/t/cannot-coerce-value-30-7-into-type-interface-com-inductiveautomation-ignition-common-dataset/21237 "2018-12-05T16:59:34Z")
java.lang.ClassCastException: Cannot coerce value '30.7' into type: interface com.inductiveautomation.ignition.common.Dataset at com.inductiveautomation.ignition.common.TypeUtilities.coerce(TypeUtilities.java:1299) at … --- ## [Eco Graph no anonymous token policy found](https://forum.inductiveautomation.com/t/eco-graph-no-anonymous-token-policy-found/21207)
**Author:** [@mateen](https://forum.inductiveautomation.com/u/mateen)\ **Replies:** 4\ **Last updated:** [December 5, 2018, 4:48pm UTC](https://forum.inductiveautomation.com/t/eco-graph-no-anonymous-token-policy-found/21207 "2018-12-05T16:48:30Z")
I am trying to connect Eco Graph T RSG35 OPC UA Server into ignition and I am getting the error shown below: java.lang.Exception: no anonymous token policy found com.digitalpetri.opcua.sdk.client.api.identity.Anonymous… --- ## [Problem reading from Moxa via Modbus](https://forum.inductiveautomation.com/t/problem-reading-from-moxa-via-modbus/21233)
**Author:** [@evijayece](https://forum.inductiveautomation.com/u/evijayece)\ **Replies:** 1\ **Last updated:** [December 5, 2018, 2:39pm UTC](https://forum.inductiveautomation.com/t/problem-reading-from-moxa-via-modbus/21233 "2018-12-05T14:39:55Z")
can u help me to solve this problem .I can not able to read the data form my moxa device. If I read the data through the modscan software I can able to read that. But in ignition I can not able to read the input regis… --- ## [Bitdefender Issues with the Client Launcher](https://forum.inductiveautomation.com/t/bitdefender-issues-with-the-client-launcher/21230)
**Author:** [@dkhayes117](https://forum.inductiveautomation.com/u/dkhayes117)\ **Replies:** 6\ **Last updated:** [December 5, 2018, 2:27pm UTC](https://forum.inductiveautomation.com/t/bitdefender-issues-with-the-client-launcher/21230 "2018-12-05T14:27:39Z")
I've had Bitdefender on my work laptop for a while, and had no issues. For some reason it is now removing the client launcher as malware. I've had IT look into it, and no matter what they do, it keeps getting tagged as… --- ## [Issue connecting via Modbus TCP to a modbus device](https://forum.inductiveautomation.com/t/issue-connecting-via-modbus-tcp-to-a-modbus-device/18510)
**Author:** [@harryzhou4498](https://forum.inductiveautomation.com/u/harryzhou4498)\ **Replies:** 2\ **Last updated:** [June 18, 2018, 5:09pm UTC](https://forum.inductiveautomation.com/t/issue-connecting-via-modbus-tcp-to-a-modbus-device/18510 "2018-06-18T17:09:54Z")
I’m having a bit of a bizarre issue currently where if I attempt to configure a modbus device with modbus TCP utilizing an ethernet cable, all of the tag qualities change between unknown and the normal value and the devi… --- ## [OPC Tags green question marks, not updating](https://forum.inductiveautomation.com/t/opc-tags-green-question-marks-not-updating/21232)
**Author:** [@wlogan](https://forum.inductiveautomation.com/u/wlogan)\ **Replies:** 4\ **Last updated:** [December 5, 2018, 2:10pm UTC](https://forum.inductiveautomation.com/t/opc-tags-green-question-marks-not-updating/21232 "2018-12-05T14:10:10Z")
Can someone help me out? Occasionally all the tags stop updating. They're in a default scan class. I have other scan classes which seem to keep working okay, but the tags in the default scan class suddenly all go green c… --- ## [Resolving dependencies failing, connection refused](https://forum.inductiveautomation.com/t/resolving-dependencies-failing-connection-refused/21226)
**Author:** [@jarmlaht](https://forum.inductiveautomation.com/u/jarmlaht)\ **Replies:** 1\ **Last updated:** [December 5, 2018, 1:54pm UTC](https://forum.inductiveautomation.com/t/resolving-dependencies-failing-connection-refused/21226 "2018-12-05T13:54:33Z")
Hi all, I just installed Ignition 7.8 and started to go through to Ignition SDK documentation. I followed these instructions here: https://docs.inductiveautomation.com/display/SE/Environment+Setup and tried to run the … --- ## [Number Format not saved](https://forum.inductiveautomation.com/t/number-format-not-saved/600)
**Author:** [@TimE](https://forum.inductiveautomation.com/u/TimE)\ **Replies:** 2\ **Last updated:** [December 5, 2018, 10:48am UTC](https://forum.inductiveautomation.com/t/number-format-not-saved/600 "2018-12-05T10:48:08Z")
I have a Numeric Label bound to a tag and want to change the display format to only one decimal place. I make the change from #,##0.## to #,##0.# and the label displays the correct format. When I save the project it r… [Previous page](https://forum.inductiveautomation.com/latest.md?page=1582) [Next page](https://forum.inductiveautomation.com/latest.md?page=1584)