# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=1367 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1368 --- ## [Turn on History on a Dataset](https://forum.inductiveautomation.com/t/turn-on-history-on-a-dataset/16944)
**Author:** [@abhimanyu.chopra](https://forum.inductiveautomation.com/u/abhimanyu.chopra)\ **Replies:** 12\ **Last updated:** [June 29, 2018, 5:24pm UTC](https://forum.inductiveautomation.com/t/turn-on-history-on-a-dataset/16944 "2018-06-29T17:24:44Z")
Hi, I have a mqtt engine publishing a 2 column dataset to ignition. I would like to turn on the History on this tag but in "edit tag" history is not listed and hence cannot be enabled. I am able to turn on history for… --- ## [Scaling image in image component, but maintaining ratio](https://forum.inductiveautomation.com/t/scaling-image-in-image-component-but-maintaining-ratio/16216)
**Author:** [@Sanderd17](https://forum.inductiveautomation.com/u/Sanderd17)\ **Replies:** 2\ **Last updated:** [June 29, 2018, 4:14pm UTC](https://forum.inductiveautomation.com/t/scaling-image-in-image-component-but-maintaining-ratio/16216 "2018-06-29T16:14:57Z")
I'm trying to display an image from a network share (a printer preview), but I have no prior information on the scale of the image. I'm currently using the image component with a file URL pointing to the filesystem. I… --- ## [Info expression](https://forum.inductiveautomation.com/t/info-expression/18665)
**Author:** [@gary.bizzotto](https://forum.inductiveautomation.com/u/gary.bizzotto)\ **Replies:** 4\ **Last updated:** [June 29, 2018, 2:30pm UTC](https://forum.inductiveautomation.com/t/info-expression/18665 "2018-06-29T14:30:43Z")
Who can help me to create an expression, I want create an expression where one tag return true and another tag return false like this: IF A = true then out := true endif if B = true then out := false endif Thankyou --- ## [Problem with OPC tag](https://forum.inductiveautomation.com/t/problem-with-opc-tag/18667)
**Author:** [@huyao](https://forum.inductiveautomation.com/u/huyao)\ **Replies:** 2\ **Last updated:** [June 29, 2018, 7:09am UTC](https://forum.inductiveautomation.com/t/problem-with-opc-tag/18667 "2018-06-29T07:09:21Z")
Hi Kevin， I got a problem that Byte in Siemens PLC is unsigned, however in Ignition, the opc tag will be showed in Int1, so the value greater than 128 will be error. Any ideas? --- ## [Alerts on transaction group failure](https://forum.inductiveautomation.com/t/alerts-on-transaction-group-failure/18010)
**Author:** [@roshanbhosale](https://forum.inductiveautomation.com/u/roshanbhosale)\ **Replies:** 1\ **Last updated:** [June 29, 2018, 11:40am UTC](https://forum.inductiveautomation.com/t/alerts-on-transaction-group-failure/18010 "2018-06-29T11:40:16Z")
Hi, I am Trying to generate alerts on transaction group failed to execute. The possible way I found is to use the handshake mechanism on failure to set the tag either zero or one . Is it right way? Or is there any othe… --- ## [Launch Client From a URL Without Running the .jnlp File in Chrome](https://forum.inductiveautomation.com/t/launch-client-from-a-url-without-running-the-jnlp-file-in-chrome/18663)
**Author:** [@ddurant](https://forum.inductiveautomation.com/u/ddurant)\ **Replies:** 3\ **Last updated:** [June 28, 2018, 10:12pm UTC](https://forum.inductiveautomation.com/t/launch-client-from-a-url-without-running-the-jnlp-file-in-chrome/18663 "2018-06-28T22:12:12Z")
Is there a way to setup remote clients in Chrome so they can just use a URL to launch a client without downloading the .jnlp file? This is going to confuse many of my less technical users. It works that way in IE but t… --- ## [OPC Device Does Not Update for New Tags](https://forum.inductiveautomation.com/t/opc-device-does-not-update-for-new-tags/18661)
**Author:** [@daniel.desimone](https://forum.inductiveautomation.com/u/daniel.desimone)\ **Replies:** 3\ **Last updated:** [June 28, 2018, 7:40pm UTC](https://forum.inductiveautomation.com/t/opc-device-does-not-update-for-new-tags/18661 "2018-06-28T19:40:50Z")
I have a ControlLogix L82 setup as a device for the OPC-UA server. It's set to monitor for tag additions, but for some reason it's not updating for new tags. Tried restarting the server, no change. Refreshing OPC does no… --- ## [Catch IOException?](https://forum.inductiveautomation.com/t/catch-ioexception/18612)
**Author:** [@emanuel\_serrano](https://forum.inductiveautomation.com/u/emanuel_serrano)\ **Replies:** 3\ **Last updated:** [June 28, 2018, 6:09pm UTC](https://forum.inductiveautomation.com/t/catch-ioexception/18612 "2018-06-28T18:09:45Z")
I’m trying to export a file using the option exportExcel and it works well most of the times but there are 2 scenarios where is throwing an error If the file is open or if the user doesnt enter the file extension(xls) … --- ## [Report module - Use scripts to configure objects](https://forum.inductiveautomation.com/t/report-module-use-scripts-to-configure-objects/18658)
**Author:** [@lorenzo.orsini](https://forum.inductiveautomation.com/u/lorenzo.orsini)\ **Replies:** 4\ **Last updated:** [June 28, 2018, 3:10pm UTC](https://forum.inductiveautomation.com/t/report-module-use-scripts-to-configure-objects/18658 "2018-06-28T15:10:18Z")
Hello! I am new here Talking about reporting module, my question is: is it possible to write scripts into report objects in order to modify a report template layout on the basis of a particular event? For example: I… --- ## [The tag does not support writing](https://forum.inductiveautomation.com/t/the-tag-does-not-support-writing/18641)
**Author:** [@oisin.gribben](https://forum.inductiveautomation.com/u/oisin.gribben)\ **Replies:** 7\ **Last updated:** [June 28, 2018, 3:05pm UTC](https://forum.inductiveautomation.com/t/the-tag-does-not-support-writing/18641 "2018-06-28T15:05:53Z")
Hi, I keep getting an error when writing to a tag parameter. It says The Tag does not support writing. Is there any way to fix this --- ## [Export to excel 7.9.8](https://forum.inductiveautomation.com/t/export-to-excel-7-9-8/18401)
**Author:** [@Mr.K001](https://forum.inductiveautomation.com/u/Mr.K001)\ **Replies:** 3\ **Last updated:** [June 28, 2018, 2:51pm UTC](https://forum.inductiveautomation.com/t/export-to-excel-7-9-8/18401 "2018-06-28T14:51:24Z")
Hey guys, I just noticed something and figured I let others know just in case there is a confusion. I upgraded to 7.9.8 and I noticed my export to excel function wasn't working, well more like it would export it but wh… --- ## [system.alarm.queryStatus filter trouble](https://forum.inductiveautomation.com/t/system-alarm-querystatus-filter-trouble/18653)
**Author:** [@Xavier](https://forum.inductiveautomation.com/u/Xavier)\ **Replies:** 1\ **Last updated:** [June 28, 2018, 2:14pm UTC](https://forum.inductiveautomation.com/t/system-alarm-querystatus-filter-trouble/18653 "2018-06-28T14:14:09Z")
i am using igniton 7.9. i am trying to filter alarms using system.alarm.queryStatus on the alarm counter. i added displaypath=\[System A/\], i am getting an error. Exception: Error executing expression binding on Alarm … --- ## [Time value in custom alarm message](https://forum.inductiveautomation.com/t/time-value-in-custom-alarm-message/18657)
**Author:** [@bwagner](https://forum.inductiveautomation.com/u/bwagner)\ **Replies:** 0\ **Last updated:** [June 28, 2018, 1:25pm UTC](https://forum.inductiveautomation.com/t/time-value-in-custom-alarm-message/18657 "2018-06-28T13:25:41Z")
I am trying to display the time in a custom alarm message, but it is the gateway time , so it is not adjusted for the timezone. I tried to add 3 hours using addHours to either a tag or the alarm properties timestamp. Tr… --- ## [SUDS Web Service Calls Gobbling up TCP Connections on Gateway](https://forum.inductiveautomation.com/t/suds-web-service-calls-gobbling-up-tcp-connections-on-gateway/18125)
**Author:** [@dustin.cooper](https://forum.inductiveautomation.com/u/dustin.cooper)\ **Replies:** 7\ **Last updated:** [June 27, 2018, 9:12pm UTC](https://forum.inductiveautomation.com/t/suds-web-service-calls-gobbling-up-tcp-connections-on-gateway/18125 "2018-06-27T21:12:00Z")
I have an application that connects to an SAP WSDL to create, cancel, and lookup inventory information. Ignition v7.9.4, using built-in SUDS libraries. I'm able to connect to the web service, and call all methods on the … --- ## [Power table substract timevalue](https://forum.inductiveautomation.com/t/power-table-substract-timevalue/18651)
**Author:** [@tom.wouters](https://forum.inductiveautomation.com/u/tom.wouters)\ **Replies:** 4\ **Last updated:** [June 27, 2018, 8:52pm UTC](https://forum.inductiveautomation.com/t/power-table-substract-timevalue/18651 "2018-06-27T20:52:14Z")
Hello, I have a client where they want to log certain sequences’ start and stop times. Some of you have helped me with this already (thanks again). Now everything is working perfectly except my client wants to add a f… --- ## [Grabbing 1 Value From a Long Strin](https://forum.inductiveautomation.com/t/grabbing-1-value-from-a-long-strin/18647)
**Author:** [@klichtenauer4](https://forum.inductiveautomation.com/u/klichtenauer4)\ **Replies:** 7\ **Last updated:** [June 27, 2018, 7:50pm UTC](https://forum.inductiveautomation.com/t/grabbing-1-value-from-a-long-strin/18647 "2018-06-27T19:50:28Z")
So I am reading in a value from a scale head that is set to continuously output. Right now I have a button that says when to grab a value from the scale. The only problem is that it gives me a long list of what appears t… --- ## [Ignition compatible scientific/numpy-like libraries?](https://forum.inductiveautomation.com/t/ignition-compatible-scientific-numpy-like-libraries/18631)
**Author:** [@zbohley](https://forum.inductiveautomation.com/u/zbohley)\ **Replies:** 6\ **Last updated:** [June 27, 2018, 5:15pm UTC](https://forum.inductiveautomation.com/t/ignition-compatible-scientific-numpy-like-libraries/18631 "2018-06-27T17:15:32Z")
Does anyone know of any good substitutes for numpy which work with Ignition? I understand that we cannot use many scientific python libraries because they typically have CPython dependencies. It would be very useful for … --- ## [Serial Module Download Link](https://forum.inductiveautomation.com/t/serial-module-download-link/18644)
**Author:** [@klichtenauer4](https://forum.inductiveautomation.com/u/klichtenauer4)\ **Replies:** 2\ **Last updated:** [June 27, 2018, 3:21pm UTC](https://forum.inductiveautomation.com/t/serial-module-download-link/18644 "2018-06-27T15:21:25Z")
I'm having a heck of a time trying to find the download for the Serial Module. It does not have a link like most of the other modules. I'm only using the trial version of Ignition. Could this be why I can't access it? Or… --- ## [Report Table Grouping Queries](https://forum.inductiveautomation.com/t/report-table-grouping-queries/18635)
**Author:** [@dkhayes117](https://forum.inductiveautomation.com/u/dkhayes117)\ **Replies:** 7\ **Last updated:** [June 27, 2018, 3:07pm UTC](https://forum.inductiveautomation.com/t/report-table-grouping-queries/18635 "2018-06-27T15:07:14Z")
I have a table in the reporting module that is creating a material cut list for a machine. First I wrote a query that selected all the parts needed for this machine. Then I ordered them by width, so all pieces of the s… --- ## [Migrating to Java G1GC garbage collection](https://forum.inductiveautomation.com/t/migrating-to-java-g1gc-garbage-collection/18638)
**Author:** [@witman](https://forum.inductiveautomation.com/u/witman)\ **Replies:** 4\ **Last updated:** [June 27, 2018, 2:44pm UTC](https://forum.inductiveautomation.com/t/migrating-to-java-g1gc-garbage-collection/18638 "2018-06-27T14:44:48Z")
Reading up on G1GC in forum posts, I've gathered: Clients Add jvm-args="-XX:+UseG1GC" to the end of the target string in the native client launcher shortcuts to use G1GC under Java 7 (from this post by @pturmel). On t… --- ## [Select Query in runUpdateQuery](https://forum.inductiveautomation.com/t/select-query-in-runupdatequery/18636)
**Author:** [@cmaynes](https://forum.inductiveautomation.com/u/cmaynes)\ **Replies:** 0\ **Last updated:** [June 26, 2018, 8:43pm UTC](https://forum.inductiveautomation.com/t/select-query-in-runupdatequery/18636 "2018-06-26T20:43:55Z")
We ran a select query in the system.db.runUpdateQuery() on a table of about 300k rows. The thread would not die and the system became very slow after that. We checked and the query remained active hours after the designe… --- ## [Vision String tags display Trial Expired](https://forum.inductiveautomation.com/t/vision-string-tags-display-trial-expired/18634)
**Author:** [@jimjohnson](https://forum.inductiveautomation.com/u/jimjohnson)\ **Replies:** 0\ **Last updated:** [June 26, 2018, 8:09pm UTC](https://forum.inductiveautomation.com/t/vision-string-tags-display-trial-expired/18634 "2018-06-26T20:09:26Z")
I am running version 7.9 in trial mode (resetting it regularly). I have multiple HMIs that I close the app and restart it after resetting the trial. But, all my string display boxes come up showing TRIAL EXPIRED filling … --- ## [Change Y-Axis label, format on Bar Chart?](https://forum.inductiveautomation.com/t/change-y-axis-label-format-on-bar-chart/18630)
**Author:** [@zbohley](https://forum.inductiveautomation.com/u/zbohley)\ **Replies:** 2\ **Last updated:** [June 26, 2018, 7:10pm UTC](https://forum.inductiveautomation.com/t/change-y-axis-label-format-on-bar-chart/18630 "2018-06-26T19:10:28Z")
Hi, I'm still pretty new to Ignition, so this may have already been answered. A search through the forum hasn't yielded any good results for me, though. I'm having some problems figuring out how to modify the Y-axis … --- ## [Panels showing outside of my monitors view](https://forum.inductiveautomation.com/t/panels-showing-outside-of-my-monitors-view/18629)
**Author:** [@mrogers](https://forum.inductiveautomation.com/u/mrogers)\ **Replies:** 1\ **Last updated:** [June 26, 2018, 5:26pm UTC](https://forum.inductiveautomation.com/t/panels-showing-outside-of-my-monitors-view/18629 "2018-06-26T17:26:33Z")
I sometimes switch from a multi-monitor environment to just a laptop and it seems like when I go from multiple monitors to a single one, some of the panels like the database query browser are off screen and I don't know … --- ## [Show projects in different displays](https://forum.inductiveautomation.com/t/show-projects-in-different-displays/18627)
**Author:** [@rigoberto.reyes](https://forum.inductiveautomation.com/u/rigoberto.reyes)\ **Replies:** 0\ **Last updated:** [June 26, 2018, 4:35pm UTC](https://forum.inductiveautomation.com/t/show-projects-in-different-displays/18627 "2018-06-26T16:35:41Z")
Hi there. I have 2 projects that must run in one thinclient with 2 displays (each project per display), however boths projects are shown in one of them. We are using open thinclient software to run the Ingnition´s proj… --- ## [Unknown ReadIdentityObjectRequest in Gateway log](https://forum.inductiveautomation.com/t/unknown-readidentityobjectrequest-in-gateway-log/18036)
**Author:** [@dtaylor](https://forum.inductiveautomation.com/u/dtaylor)\ **Replies:** 9\ **Last updated:** [June 26, 2018, 1:20pm UTC](https://forum.inductiveautomation.com/t/unknown-readidentityobjectrequest-in-gateway-log/18036 "2018-06-26T13:20:01Z")
In my server log file at Gateway-\>Status-\>Diagnostics-\>Logs, I see a constant barrage of the same error: W) ReadIdentityObjectRequest Error reading CIP IdentityObject: connection timed out: /192.168.1.x:44818 where "x… --- ## [Time format for SQL database](https://forum.inductiveautomation.com/t/time-format-for-sql-database/18608)
**Author:** [@tom.wouters](https://forum.inductiveautomation.com/u/tom.wouters)\ **Replies:** 9\ **Last updated:** [June 26, 2018, 1:05pm UTC](https://forum.inductiveautomation.com/t/time-format-for-sql-database/18608 "2018-06-26T13:05:28Z")
Hello, My clients are asking me to log start - stop - aborted times of sequences in ignition. I want to run a script on a "tag change" in the gateway for now im testing it with scripting behind a button. Everythin… --- ## [Power table row colour](https://forum.inductiveautomation.com/t/power-table-row-colour/18620)
**Author:** [@tom.wouters](https://forum.inductiveautomation.com/u/tom.wouters)\ **Replies:** 2\ **Last updated:** [June 26, 2018, 12:44pm UTC](https://forum.inductiveautomation.com/t/power-table-row-colour/18620 "2018-06-26T12:44:55Z")
Hello, I'm trying to change the row colour of my table. The table logs start and end of sequences. Sometimes sequences are aborted and will show up "Yes" in column nammed "Aborted". So I have a column named "Aborte… --- ## [Clockdriftdetector](https://forum.inductiveautomation.com/t/clockdriftdetector/18600)
**Author:** [@Curlyandshemp](https://forum.inductiveautomation.com/u/Curlyandshemp)\ **Replies:** 6\ **Last updated:** [June 26, 2018, 12:26pm UTC](https://forum.inductiveautomation.com/t/clockdriftdetector/18600 "2018-06-26T12:26:44Z")
What exactly is going on to create this? I am seeing this on quite a few Ignition installs that I have that only have 1 to 3 OPC-UA PLC connections reading less than 500 tags total and maybe only 250 - 500 SQL tags logg… --- ## [Print a report from a button](https://forum.inductiveautomation.com/t/print-a-report-from-a-button/18523)
**Author:** [@diego.navarro](https://forum.inductiveautomation.com/u/diego.navarro)\ **Replies:** 2\ **Last updated:** [June 26, 2018, 7:36am UTC](https://forum.inductiveautomation.com/t/print-a-report-from-a-button/18523 "2018-06-26T07:36:08Z")
I need to create a "Print" button to print a report from my project. Any help about how can I do it? [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=1366) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?no_subcategories=false&page=1368)