# Ignition **URL:** https://forum.inductiveautomation.com/c/ignition/6.md?page=738 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 739 --- ## [Perspective simple gauge text properties](https://forum.inductiveautomation.com/t/perspective-simple-gauge-text-properties/54750)
**Author:** [@nicholas.robinson](https://forum.inductiveautomation.com/u/nicholas.robinson)\ **Replies:** 7\ **Last updated:** [December 7, 2022, 11:28pm UTC](https://forum.inductiveautomation.com/t/perspective-simple-gauge-text-properties/54750 "2022-12-07T23:28:46Z")
Is there a way to have more control over the perspective gauge text properties? In particular it is annoying that it is not centered in the gauge out of the box: Thanks, Nick --- ## [Tag Change Event on Write when tag value is unchanged](https://forum.inductiveautomation.com/t/tag-change-event-on-write-when-tag-value-is-unchanged/67349)
**Author:** [@nicholas.robinson](https://forum.inductiveautomation.com/u/nicholas.robinson)\ **Replies:** 4\ **Last updated:** [December 7, 2022, 10:12pm UTC](https://forum.inductiveautomation.com/t/tag-change-event-on-write-when-tag-value-is-unchanged/67349 "2022-12-07T22:12:45Z")
Is there a way to generate a tag change event "on write" such that if a tag holds one value, if the exact same value is written to it but at a different point in time which is later than its last update, a tag change eve… --- ## [Tag Loading Error](https://forum.inductiveautomation.com/t/tag-loading-error/67363)
**Author:** [@Anthony\_Werner](https://forum.inductiveautomation.com/u/Anthony_Werner)\ **Replies:** 3\ **Last updated:** [December 7, 2022, 10:00pm UTC](https://forum.inductiveautomation.com/t/tag-loading-error/67363 "2022-12-07T22:00:34Z")
See above is a snippet of a screen I am working on with some tag errors. I use an embedded view and a numbering system to indirectly tag bind them. All the tags are coming into the tag browser correctly. So, the issue … --- ## [system.db.prepUpdate error](https://forum.inductiveautomation.com/t/system-db-prepupdate-error/67344)
**Author:** [@rahman.tarek](https://forum.inductiveautomation.com/u/rahman.tarek)\ **Replies:** 7\ **Last updated:** [December 7, 2022, 7:18pm UTC](https://forum.inductiveautomation.com/t/system-db-prepupdate-error/67344 "2022-12-07T19:18:29Z")
Hi there, I am suddenly getting a wierd error with the system.db.prepUpdate function. im calling it from an alarm active tag scripting function And i am getting this error which i wasnt before Error executing scrip… --- ## [8.1 report module - add/delete pens in chart](https://forum.inductiveautomation.com/t/8-1-report-module-add-delete-pens-in-chart/66929)
**Author:** [@flavien](https://forum.inductiveautomation.com/u/flavien)\ **Replies:** 2\ **Last updated:** [December 7, 2022, 6:24pm UTC](https://forum.inductiveautomation.com/t/8-1-report-module-add-delete-pens-in-chart/66929 "2022-12-07T18:24:27Z")
Hi, In report module I would like to add or delete a pen in my timeseries chart by script. Is it possible and how to do this ? --- ## [Taking Pictures from USB Camera](https://forum.inductiveautomation.com/t/taking-pictures-from-usb-camera/66403)
**Author:** [@Leonel\_Rodriguez](https://forum.inductiveautomation.com/u/Leonel_Rodriguez)\ **Replies:** 1\ **Last updated:** [December 7, 2022, 5:54pm UTC](https://forum.inductiveautomation.com/t/taking-pictures-from-usb-camera/66403 "2022-12-07T17:54:17Z")
Hi everyone Is there a way to take pictures from a USB camera and store them with Scripting? --- ## [system.alarm.queryStatus Exception with example in Docs](https://forum.inductiveautomation.com/t/system-alarm-querystatus-exception-with-example-in-docs/66923)
**Author:** [@mik977](https://forum.inductiveautomation.com/u/mik977)\ **Replies:** 1\ **Last updated:** [December 7, 2022, 5:47pm UTC](https://forum.inductiveautomation.com/t/system-alarm-querystatus-exception-with-example-in-docs/66923 "2022-12-07T17:47:39Z")
This example from the docs generates an Exception: props = \[("Group", "=", "value1"), ("Group", "=", "value2")\] state = \["ActiveUnacked", "ActiveAcked"\] alarms = system.alarm.queryStatus(any\_properties = props, state … --- ## [Client Launcher compatibility with ThinLinux?](https://forum.inductiveautomation.com/t/client-launcher-compatibility-with-thinlinux/67347)
**Author:** [@alex.ferrell](https://forum.inductiveautomation.com/u/alex.ferrell)\ **Replies:** 1\ **Last updated:** [December 7, 2022, 5:38pm UTC](https://forum.inductiveautomation.com/t/client-launcher-compatibility-with-thinlinux/67347 "2022-12-07T17:38:47Z")
Has anyone used ThinLinux for an Ignition client? Will the Client Launcher work on this? We have a customer specifying a Wyse 3040 thin client. The ThinLinux is the only option for an OS that I thought might work with Ig… --- ## [ReadOnly local history provider](https://forum.inductiveautomation.com/t/readonly-local-history-provider/66940)
**Author:** [@vrautomation](https://forum.inductiveautomation.com/u/vrautomation)\ **Replies:** 1\ **Last updated:** [December 7, 2022, 5:21pm UTC](https://forum.inductiveautomation.com/t/readonly-local-history-provider/66940 "2022-12-07T17:21:30Z")
Ignition 8.1.17. Hello everybody. We migrate our databse server (MS-SQL) to a new Always-On environnement. We now have 2 fully synchronized database server. One primary that can accept read/write queries and a secondar… --- ## [DateTime Input and DateTime Picker start from Monday](https://forum.inductiveautomation.com/t/datetime-input-and-datetime-picker-start-from-monday/67323)
**Author:** [@Marek\_Uhlir](https://forum.inductiveautomation.com/u/Marek_Uhlir)\ **Replies:** 1\ **Last updated:** [December 7, 2022, 4:59pm UTC](https://forum.inductiveautomation.com/t/datetime-input-and-datetime-picker-start-from-monday/67323 "2022-12-07T16:59:14Z")
I need the week in the dateTime Picker and dateTime Imput components to start with Monday. At the moment it starts on Sunday, is there any way to change it? I need this: Thangs for the advice --- ## [Scroll using keyboard keys on perspective popup](https://forum.inductiveautomation.com/t/scroll-using-keyboard-keys-on-perspective-popup/67331)
**Author:** [@user66](https://forum.inductiveautomation.com/u/user66)\ **Replies:** 2\ **Last updated:** [December 7, 2022, 4:49pm UTC](https://forum.inductiveautomation.com/t/scroll-using-keyboard-keys-on-perspective-popup/67331 "2022-12-07T16:49:56Z")
Hi all, I have a popup screen on perspective, which has a scroll bar. I can scroll through this using the mouse wheel and also drag the scroll bar. Is it possible to use the keyboard arrow keys Up/Down or PageUp/PageDn… --- ## [Converting Array Value from Query](https://forum.inductiveautomation.com/t/converting-array-value-from-query/67336)
**Author:** [@Robert\_Hrynciw](https://forum.inductiveautomation.com/u/Robert_Hrynciw)\ **Replies:** 7\ **Last updated:** [December 7, 2022, 3:28pm UTC](https://forum.inductiveautomation.com/t/converting-array-value-from-query/67336 "2022-12-07T15:28:17Z")
Hello all, I am currently struggling with displaying data as an integer that is being pulled via a query. I have created a view where I use the following script to sum up the total value of that platform so I can displa… --- ## [Device Connection via WIFI](https://forum.inductiveautomation.com/t/device-connection-via-wifi/67337)
**Author:** [@beckya](https://forum.inductiveautomation.com/u/beckya)\ **Replies:** 2\ **Last updated:** [December 7, 2022, 3:18pm UTC](https://forum.inductiveautomation.com/t/device-connection-via-wifi/67337 "2022-12-07T15:18:57Z")
We are looking into connecting to weigh scales via WIFI, can we connect Ignition to devices using WIFI adapters? --- ## [Python List Comprehensions Help](https://forum.inductiveautomation.com/t/python-list-comprehensions-help/56621)
**Author:** [@zacharyw.larson](https://forum.inductiveautomation.com/u/zacharyw.larson)\ **Replies:** 165\ **Last updated:** [December 7, 2022, 2:33pm UTC](https://forum.inductiveautomation.com/t/python-list-comprehensions-help/56621 "2022-12-07T14:33:51Z")
This top post is additional context. I want to rewrite a huge script. This first part I was able to figure out with help from community members, in resources listed at the bottom of this post, to get this far. I antici… --- ## [Pivoting a Dataset in Ignition Script](https://forum.inductiveautomation.com/t/pivoting-a-dataset-in-ignition-script/67319)
**Author:** [@Arjun\_Vaishak\_C](https://forum.inductiveautomation.com/u/Arjun_Vaishak_C)\ **Replies:** 4\ **Last updated:** [December 7, 2022, 1:39pm UTC](https://forum.inductiveautomation.com/t/pivoting-a-dataset-in-ignition-script/67319 "2022-12-07T13:39:44Z")
I need to pivot my final\_dataset to a form which i have shown under Line15. Is there a way to do this in Ignition Scripting --- ## [Templated map transforms](https://forum.inductiveautomation.com/t/templated-map-transforms/67211)
**Author:** [@nminchin](https://forum.inductiveautomation.com/u/nminchin)\ **Replies:** 11\ **Last updated:** [December 7, 2022, 1:21pm UTC](https://forum.inductiveautomation.com/t/templated-map-transforms/67211 "2022-12-07T13:21:47Z")
I had a potentially terrible idea that solves a missing feature (there's a forum post with the idea somewhere but I can't find it). The idea is to add the ability to create saved transform templates, for example save map… --- ## [Extract number out of tag to use in calculated roster](https://forum.inductiveautomation.com/t/extract-number-out-of-tag-to-use-in-calculated-roster/54006)
**Author:** [@michael.black](https://forum.inductiveautomation.com/u/michael.black)\ **Replies:** 23\ **Last updated:** [December 7, 2022, 11:54am UTC](https://forum.inductiveautomation.com/t/extract-number-out-of-tag-to-use-in-calculated-roster/54006 "2022-12-07T11:54:56Z")
I have a UDT set up that has 5 tanks. Each tank has a state value and if this value = 6 then the tank has a fault condition. Different people are responsible for taking care of different tanks and the users are all in … --- ## [Dropdown - remove, change arrow in Perspective?](https://forum.inductiveautomation.com/t/dropdown-remove-change-arrow-in-perspective/67240)
**Author:** [@rpavlicek](https://forum.inductiveautomation.com/u/rpavlicek)\ **Replies:** 5\ **Last updated:** [December 7, 2022, 7:39am UTC](https://forum.inductiveautomation.com/t/dropdown-remove-change-arrow-in-perspective/67240 "2022-12-07T07:39:02Z")
Is there a way to change, hide, or remove the down arrow on a dropdown in Perspective? I was trying to search online with CSS methods, but unable to get anything to work. We have dropdown components in certain pages wh… --- ## [What does Downtime mean in this context?](https://forum.inductiveautomation.com/t/what-does-downtime-mean-in-this-context/67207)
**Author:** [@S\_P\_SRINIDHI](https://forum.inductiveautomation.com/u/S_P_SRINIDHI)\ **Replies:** 3\ **Last updated:** [December 7, 2022, 7:14am UTC](https://forum.inductiveautomation.com/t/what-does-downtime-mean-in-this-context/67207 "2022-12-07T07:14:19Z")
During the upgrade process, the Gateway will have to restart, so make sure to account for downtime when upgrading. I wanted to know what exactly does Downtime mean in the above context. --- ## [Time series chart - time problem](https://forum.inductiveautomation.com/t/time-series-chart-time-problem/67309)
**Author:** [@Tim\_Hansson](https://forum.inductiveautomation.com/u/Tim_Hansson)\ **Replies:** 2\ **Last updated:** [December 7, 2022, 6:35am UTC](https://forum.inductiveautomation.com/t/time-series-chart-time-problem/67309 "2022-12-07T06:35:08Z")
Hi, I would like to get the "time" in the dataset from an expression but it leads to an component error? When I write the exact same date with no binding it works. Is this expected behaviour? --- ## [Fields Autofilling with Password Field Component](https://forum.inductiveautomation.com/t/fields-autofilling-with-password-field-component/67311)
**Author:** [@Jason\_Zhou](https://forum.inductiveautomation.com/u/Jason_Zhou)\ **Replies:** 3\ **Last updated:** [December 7, 2022, 2:22am UTC](https://forum.inductiveautomation.com/t/fields-autofilling-with-password-field-component/67311 "2022-12-07T02:22:45Z")
I'm designing a user creation form view in Perspective and am having unwanted behavior related to login information autofill. The 'Username' field is a regular text field, and the 'Password' and 'Confirm Password' fie… --- ## [Possible to disable ReadOnly tag property thru scripting?](https://forum.inductiveautomation.com/t/possible-to-disable-readonly-tag-property-thru-scripting/67295)
**Author:** [@wildbilly](https://forum.inductiveautomation.com/u/wildbilly)\ **Replies:** 10\ **Last updated:** [December 7, 2022, 2:07am UTC](https://forum.inductiveautomation.com/t/possible-to-disable-readonly-tag-property-thru-scripting/67295 "2022-12-07T02:07:01Z")
I have cause thru scripting to disable then re-enable later the ReadOnly properties of tags. I try with scripting and get this error that makes sense lol. Is there a way or you have to do thru tag browser? --- ## [Store and Forward local cache record size is increasing, no data in DB or errors](https://forum.inductiveautomation.com/t/store-and-forward-local-cache-record-size-is-increasing-no-data-in-db-or-errors/67312)
**Author:** [@user5](https://forum.inductiveautomation.com/u/user5)\ **Replies:** 2\ **Last updated:** [December 6, 2022, 11:27pm UTC](https://forum.inductiveautomation.com/t/store-and-forward-local-cache-record-size-is-increasing-no-data-in-db-or-errors/67312 "2022-12-06T23:27:54Z")
We have setup up memory buffer size to 250, store max record 35000, write size 25 write time 5000 forward write size 25 write time 1000 But for about last one hour, database storage is showing idle as local cache k… --- ## [Switch to Redundancy Live](https://forum.inductiveautomation.com/t/switch-to-redundancy-live/67210)
**Author:** [@cmason](https://forum.inductiveautomation.com/u/cmason)\ **Replies:** 3\ **Last updated:** [December 6, 2022, 11:02pm UTC](https://forum.inductiveautomation.com/t/switch-to-redundancy-live/67210 "2022-12-06T23:02:47Z")
I've got a stand-alone Ignition Gateway system running on a site, and I've just brought licencing for a redundant gateway. Is it possible to stand-up the redundant gateway and change the system from Independent to Maste… --- ## [Hide/Show a Button in Table Blockview](https://forum.inductiveautomation.com/t/hide-show-a-button-in-table-blockview/67270)
**Author:** [@Peter\_Hrdlica](https://forum.inductiveautomation.com/u/Peter_Hrdlica)\ **Replies:** 4\ **Last updated:** [December 6, 2022, 9:37pm UTC](https://forum.inductiveautomation.com/t/hide-show-a-button-in-table-blockview/67270 "2022-12-06T21:37:52Z")
Hello, I have one column in my Embedded View Table which has a button for Date selection for each record . My question is, how can I hide (make invisible) the button when the value equals to selected date? And how can I… --- ## [Gauge minValue & maxValue SQL binding](https://forum.inductiveautomation.com/t/gauge-minvalue-maxvalue-sql-binding/67294)
**Author:** [@Tyler\_Esters1](https://forum.inductiveautomation.com/u/Tyler_Esters1)\ **Replies:** 16\ **Last updated:** [December 6, 2022, 9:25pm UTC](https://forum.inductiveautomation.com/t/gauge-minvalue-maxvalue-sql-binding/67294 "2022-12-06T21:25:55Z")
Good morning, I am working on a live dashboard that shows shift progress in our production facility. I want to set a SQL query value from a specified time (06:00:00 and another for 18:00:00) for minValue and then that… --- ## [Query Tag History data from external system](https://forum.inductiveautomation.com/t/query-tag-history-data-from-external-system/67163)
**Author:** [@smiano](https://forum.inductiveautomation.com/u/smiano)\ **Replies:** 3\ **Last updated:** [December 6, 2022, 8:09pm UTC](https://forum.inductiveautomation.com/t/query-tag-history-data-from-external-system/67163 "2022-12-06T20:09:32Z")
I am wondering what is the best/most efficient way to query for tag history data from an external system. I have determined that the underlying SQL data tables are tricky because they segment Monthly or based on whateve… --- ## [Opening a new desktop from tab strip](https://forum.inductiveautomation.com/t/opening-a-new-desktop-from-tab-strip/67285)
**Author:** [@L\_F](https://forum.inductiveautomation.com/u/L_F)\ **Replies:** 4\ **Last updated:** [December 6, 2022, 7:45pm UTC](https://forum.inductiveautomation.com/t/opening-a-new-desktop-from-tab-strip/67285 "2022-12-06T19:45:17Z")
I'm using a tabstrip for navigating my client. I'd like to make a second desktop open when one of the tabs is pressed. I'm using this script during the mouseClicked event, but the new desktop doesn't open. if event.sour… --- ## [System function calls not recognized from Timer Script Function](https://forum.inductiveautomation.com/t/system-function-calls-not-recognized-from-timer-script-function/67301)
**Author:** [@zack.beranek](https://forum.inductiveautomation.com/u/zack.beranek)\ **Replies:** 3\ **Last updated:** [December 6, 2022, 6:54pm UTC](https://forum.inductiveautomation.com/t/system-function-calls-not-recognized-from-timer-script-function/67301 "2022-12-06T18:54:45Z")
Ignition Version 8.1.19 Can anyone tell me if I am missing a fundamental rule about using Gateway Timer Scripts that would prevent me from calling a system function from within another function? For example: In a Gate… --- ## [Seek advice for better phone use of perspective](https://forum.inductiveautomation.com/t/seek-advice-for-better-phone-use-of-perspective/66944)
**Author:** [@chaoliang](https://forum.inductiveautomation.com/u/chaoliang)\ **Replies:** 1\ **Last updated:** [December 6, 2022, 6:54pm UTC](https://forum.inductiveautomation.com/t/seek-advice-for-better-phone-use-of-perspective/66944 "2022-12-06T18:54:11Z")
from the phone, the operator can view the p&id page, he can zoom in for better view of the details; then if to click on a valve, there is a faceplate poping up, but unfortunately the faceplate is also zoomed in and canno… [Previous page](https://forum.inductiveautomation.com/c/ignition/6.md?page=737) [Next page](https://forum.inductiveautomation.com/c/ignition/6.md?page=739)