# Latest **URL:** https://forum.inductiveautomation.com/latest.md?page=1757 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1758 --- ## [SFC Script Failing](https://forum.inductiveautomation.com/t/sfc-script-failing/11080)
**Author:** [@jreynolds](https://forum.inductiveautomation.com/u/jreynolds)\ **Replies:** 3\ **Last updated:** [January 21, 2016, 2:46am UTC](https://forum.inductiveautomation.com/t/sfc-script-failing/11080 "2016-01-21T02:46:48Z")
This script keeps failing. Basically what I'm trying to do is subtract the 'pkQty' from the 'bal' and store it in the 'Contqty' \ \ \ **Author:** [@ryanjmclaughlin](https://forum.inductiveautomation.com/u/ryanjmclaughlin)\ **Replies:** 2\ **Last updated:** [January 21, 2016, 1:02am UTC](https://forum.inductiveautomation.com/t/java-8u71-72/11081 "2016-01-21T01:02:06Z") Looks like Java 8u71/72 got released today. What is the official recommendation for using the new version of java with Ignition? https://blogs.oracle.com/java/entry/new\_release\_jdk\_8u71\_and --- ## [Unexpected error executing scan class](https://forum.inductiveautomation.com/t/unexpected-error-executing-scan-class/11060)
**Author:** [@jreynolds](https://forum.inductiveautomation.com/u/jreynolds)\ **Replies:** 4\ **Last updated:** [January 20, 2016, 11:17pm UTC](https://forum.inductiveautomation.com/t/unexpected-error-executing-scan-class/11060 "2016-01-20T23:17:39Z")
I have this error in my System Console, but I'm not sure what it's telling me. com.google.common.util.concurrent.UncheckedExecutionException: com.google.common.collect.ComputationException: com.inductiveautomation.i… --- ## [Active logins?](https://forum.inductiveautomation.com/t/active-logins/11067)
**Author:** [@Eric\_G](https://forum.inductiveautomation.com/u/Eric_G)\ **Replies:** 2\ **Last updated:** [January 20, 2016, 10:14pm UTC](https://forum.inductiveautomation.com/t/active-logins/11067 "2016-01-20T22:14:14Z")
Hi, I'm looking for a way to display the active logins. The gateway displays it on the status pages, but I can't find the system object to get that data. I'm using Ignition 7.6.6. We have an audit log set up, is the… --- ## [Style Customizer: Fallback State?](https://forum.inductiveautomation.com/t/style-customizer-fallback-state/11079)
**Author:** [@karnick](https://forum.inductiveautomation.com/u/karnick)\ **Replies:** 0\ **Last updated:** [January 20, 2016, 9:27pm UTC](https://forum.inductiveautomation.com/t/style-customizer-fallback-state/11079 "2016-01-20T21:27:26Z")
I was wondering if there is a way to setup a 'fallback' state in the style customizer. This would be equivalent to the last parameter of a switch() statement in an expression (the value you to return if the driving prope… --- ## [Client/Designer Module - OPC access](https://forum.inductiveautomation.com/t/client-designer-module-opc-access/11072)
**Author:** [@benoit](https://forum.inductiveautomation.com/u/benoit)\ **Replies:** 3\ **Last updated:** [January 20, 2016, 9:10pm UTC](https://forum.inductiveautomation.com/t/client-designer-module-opc-access/11072 "2016-01-20T21:10:31Z")
Hi ! I'm trying to get data from OPC-tree in the Client or the Designer. But I can found no examples of this. How can I subscribe to a value from an OPC-path I have ? How can I browse to find which noses are availables… --- ## [Sql inner join](https://forum.inductiveautomation.com/t/sql-inner-join/11075)
**Author:** [@boster281](https://forum.inductiveautomation.com/u/boster281)\ **Replies:** 1\ **Last updated:** [January 20, 2016, 5:58pm UTC](https://forum.inductiveautomation.com/t/sql-inner-join/11075 "2016-01-20T17:58:02Z")
I want to run the following sql query on the push of a button but I am not sure how to do it with Component Scripting. update Thermoplastics.dbo.FinishingResults set Thermoplastics.dbo.FinishingResults.BushingCont… --- ## [SQL query with table/row/value where clause](https://forum.inductiveautomation.com/t/sql-query-with-table-row-value-where-clause/11073)
**Author:** [@boster281](https://forum.inductiveautomation.com/u/boster281)\ **Replies:** 2\ **Last updated:** [January 20, 2016, 5:44pm UTC](https://forum.inductiveautomation.com/t/sql-query-with-table-row-value-where-clause/11073 "2016-01-20T17:44:07Z")
I want to use a container value from the selected table row as a where clause in the component scripting sql update query when I press a button. queryValue = '520' qv1 = event.source.parent.getComponent('Group 1').getC… --- ## [Calling OPC-UA Methods](https://forum.inductiveautomation.com/t/calling-opc-ua-methods/11070)
**Author:** [@malleblas](https://forum.inductiveautomation.com/u/malleblas)\ **Replies:** 1\ **Last updated:** [January 20, 2016, 4:01pm UTC](https://forum.inductiveautomation.com/t/calling-opc-ua-methods/11070 "2016-01-20T16:01:26Z")
Hi, Is there any facility to call OPC-UA methods from within Ignition and if so, what is the best way of going about this? I can see the methods exposed by the OPC-UA server and I can even call them using UAExpert. How… --- ## [Example of Using Serial Gateway Module?](https://forum.inductiveautomation.com/t/example-of-using-serial-gateway-module/11068)
**Author:** [@cswett](https://forum.inductiveautomation.com/u/cswett)\ **Replies:** 1\ **Last updated:** [January 20, 2016, 1:15pm UTC](https://forum.inductiveautomation.com/t/example-of-using-serial-gateway-module/11068 "2016-01-20T13:15:49Z")
Would anyone have an example of how the Serial Gateway module can be used to allow clients to write to the serial port of the gateway? I have searched within forum, on the site and thru the manuals but haven't had much … --- ## [Line Schedule View Progress Bar](https://forum.inductiveautomation.com/t/line-schedule-view-progress-bar/11071)
**Author:** [@rmdalisay](https://forum.inductiveautomation.com/u/rmdalisay)\ **Replies:** 0\ **Last updated:** [January 20, 2016, 7:14am UTC](https://forum.inductiveautomation.com/t/line-schedule-view-progress-bar/11071 "2016-01-20T07:14:17Z")
Good day everyone! I was hoping to know which tag is the progress bar in the line schedule view linked to? We need to connect it to a plc tag which measure the actual number of products produced. But we don't know which … --- ## [Faulted in Creating Oracle New Connection using Oracle JDBC](https://forum.inductiveautomation.com/t/faulted-in-creating-oracle-new-connection-using-oracle-jdbc/11069)
**Author:** [@ian](https://forum.inductiveautomation.com/u/ian)\ **Replies:** 1\ **Last updated:** [January 20, 2016, 6:14am UTC](https://forum.inductiveautomation.com/t/faulted-in-creating-oracle-new-connection-using-oracle-jdbc/11069 "2016-01-20T06:14:20Z")
Hi, I encountered a problem when I tried to connect to the existing Oracle database. I am using Oracle 12c (not express) According to the (https://inductiveuniversity.com/video/connecting-to-oracle-express?r=/cours… --- ## [Delete Files in a Disk using Ignition](https://forum.inductiveautomation.com/t/delete-files-in-a-disk-using-ignition/11061)
**Author:** [@rmdalisay](https://forum.inductiveautomation.com/u/rmdalisay)\ **Replies:** 2\ **Last updated:** [January 20, 2016, 12:55am UTC](https://forum.inductiveautomation.com/t/delete-files-in-a-disk-using-ignition/11061 "2016-01-20T00:55:11Z")
Hi! Is there a way to delete a file in a disk using ignition? In our project, we have an inventory wherein each entry has an associated PDF file. What I did is to use system.file.writefile to save the PDF in a predefined… --- ## [Ultra Low Memory Client](https://forum.inductiveautomation.com/t/ultra-low-memory-client/11059)
**Author:** [@ryanjmclaughlin](https://forum.inductiveautomation.com/u/ryanjmclaughlin)\ **Replies:** 6\ **Last updated:** [January 19, 2016, 11:22pm UTC](https://forum.inductiveautomation.com/t/ultra-low-memory-client/11059 "2016-01-19T23:22:54Z")
I'm looking for some memory management help. I have a client that I want to launch, however it is on a system with strict memory management requirements. I want to ensure the client can consume no more than somewhere i… --- ## [Larger font](https://forum.inductiveautomation.com/t/larger-font/11065)
**Author:** [@btaylor](https://forum.inductiveautomation.com/u/btaylor)\ **Replies:** 0\ **Last updated:** [January 19, 2016, 9:32pm UTC](https://forum.inductiveautomation.com/t/larger-font/11065 "2016-01-19T21:32:29Z")
how do i make a larger font on the designer? the print is very small. thanks brett --- ## [Feedback: Script Editor / Window Editor Switching](https://forum.inductiveautomation.com/t/feedback-script-editor-window-editor-switching/11064)
**Author:** [@karnick](https://forum.inductiveautomation.com/u/karnick)\ **Replies:** 1\ **Last updated:** [January 19, 2016, 9:28pm UTC](https://forum.inductiveautomation.com/t/feedback-script-editor-window-editor-switching/11064 "2016-01-19T21:28:21Z")
I posted previously in the Ignition Problems forum about a bug switching between the two "layouts". I don't know how to replicate it, but it happens just about every couple minutes. The only fix I've found is to save my … --- ## [Report copy/paste issue](https://forum.inductiveautomation.com/t/report-copy-paste-issue/11048)
**Author:** [@fledder](https://forum.inductiveautomation.com/u/fledder)\ **Replies:** 3\ **Last updated:** [January 19, 2016, 8:02pm UTC](https://forum.inductiveautomation.com/t/report-copy-paste-issue/11048 "2016-01-19T20:02:18Z")
Ignition 7.8.0 b2015101414 Gateway Java 1.8.0\_65 on Win Server 2012R2 Designer Java 1.8.0\_66 on Windows 7 In the Report Designer, on a table header, I have a static Text object. When I select it and press Ctrl-C, Ctrl-… --- ## [MySQL Server Stops Intermittently](https://forum.inductiveautomation.com/t/mysql-server-stops-intermittently/11063)
**Author:** [@shails0276](https://forum.inductiveautomation.com/u/shails0276)\ **Replies:** 0\ **Last updated:** [January 19, 2016, 2:35pm UTC](https://forum.inductiveautomation.com/t/mysql-server-stops-intermittently/11063 "2016-01-19T14:35:34Z")
Hi Guys, As seen in the attached screenshot the data in the Trend is missing. The reason for this missing data is that the MySql server is stopped automatically during this period. Once we restart the MySql server, dat… --- ## [Navigation Dataset Demo Confusion](https://forum.inductiveautomation.com/t/navigation-dataset-demo-confusion/11062)
**Author:** [@cire3621](https://forum.inductiveautomation.com/u/cire3621)\ **Replies:** 0\ **Last updated:** [January 19, 2016, 3:56am UTC](https://forum.inductiveautomation.com/t/navigation-dataset-demo-confusion/11062 "2016-01-19T03:56:15Z")
I have been messing around with the Ignition Demo Project to try and replicate the Navigation used in the Demo project in a new project I had created on a bench server and cannot seem to get it to work. I keep getting v… --- ## [2015 Leadership in Automation: Congrats to IA!](https://forum.inductiveautomation.com/t/2015-leadership-in-automation-congrats-to-ia/11057)
**Author:** [@JordanCClark](https://forum.inductiveautomation.com/u/JordanCClark)\ **Replies:** 2\ **Last updated:** [January 18, 2016, 9:22pm UTC](https://forum.inductiveautomation.com/t/2015-leadership-in-automation-congrats-to-ia/11057 "2016-01-18T21:22:33Z")
You can read about it here. Inductive Automation's on the list for SCADA! I also happen to notice that Wonderware isn't on the list. :wink: Congrats to IA for letting us stretch ourselves and up our standards! --- ## [Best practices for capturing Barcode scanner data?](https://forum.inductiveautomation.com/t/best-practices-for-capturing-barcode-scanner-data/11033)
**Author:** [@karnick](https://forum.inductiveautomation.com/u/karnick)\ **Replies:** 4\ **Last updated:** [January 18, 2016, 1:35pm UTC](https://forum.inductiveautomation.com/t/best-practices-for-capturing-barcode-scanner-data/11033 "2016-01-18T13:35:53Z")
My question is more about how to handle a bunch of streaming data on an ethernet network that may be coming into my PLC at an unknown rate. The fact that it is coming from a barcode scanner is somewhat irrelevant. I h… --- ## [Cloud Templates browser / Active Alarms filter not working](https://forum.inductiveautomation.com/t/cloud-templates-browser-active-alarms-filter-not-working/11055)
**Author:** [@R.Alamsha](https://forum.inductiveautomation.com/u/R.Alamsha)\ **Replies:** 1\ **Last updated:** [January 18, 2016, 5:52am UTC](https://forum.inductiveautomation.com/t/cloud-templates-browser-active-alarms-filter-not-working/11055 "2016-01-18T05:52:50Z")
Cloud Templates browser / Alarms / Active Alarms: The "TagPath" filter of Active Alarms template is not working. I tried to add another filter "displaypath" and didn't succeed. The existing expression for Alarms coun… --- ## [Understanding tag throughput and latency](https://forum.inductiveautomation.com/t/understanding-tag-throughput-and-latency/11056)
**Author:** [@tkelch](https://forum.inductiveautomation.com/u/tkelch)\ **Replies:** 0\ **Last updated:** [January 17, 2016, 5:33pm UTC](https://forum.inductiveautomation.com/t/understanding-tag-throughput-and-latency/11056 "2016-01-17T17:33:21Z")
When investigating latency, throughput and general comm issues, the OPC-UA\>Devices (diagnostics) page seems like it could incredibly useful. Is there any guide explaining what everything means (ex: aggregate-request-c… --- ## [Report Designer freezes after upgrading to 7.8.1-rc1](https://forum.inductiveautomation.com/t/report-designer-freezes-after-upgrading-to-7-8-1-rc1/11050)
**Author:** [@aitor](https://forum.inductiveautomation.com/u/aitor)\ **Replies:** 2\ **Last updated:** [January 17, 2016, 1:18am UTC](https://forum.inductiveautomation.com/t/report-designer-freezes-after-upgrading-to-7-8-1-rc1/11050 "2016-01-17T01:18:07Z")
Hi all. I've updated my 7.8.0 installation in order to fix the report watermark on saving. But now, I'm not able to open the report designer: the "Loading..." message shows forever. Downgrading again to 7.8.0 everything … --- ## [Linking Components](https://forum.inductiveautomation.com/t/linking-components/11054)
**Author:** [@WaleedK](https://forum.inductiveautomation.com/u/WaleedK)\ **Replies:** 3\ **Last updated:** [January 15, 2016, 11:05pm UTC](https://forum.inductiveautomation.com/t/linking-components/11054 "2016-01-15T23:05:04Z")
Hi, I am not exactly sure on how to do this or even if you can. How would i go about linking a component on one root container of a window to a component on a different root container of a window. By linking i mean using… --- ## [Sending Active Alarms to Viewmarq display](https://forum.inductiveautomation.com/t/sending-active-alarms-to-viewmarq-display/11051)
**Author:** [@pbrandt](https://forum.inductiveautomation.com/u/pbrandt)\ **Replies:** 1\ **Last updated:** [January 15, 2016, 10:19pm UTC](https://forum.inductiveautomation.com/t/sending-active-alarms-to-viewmarq-display/11051 "2016-01-15T22:19:26Z")
We would like to set up our alarm system to display active alarms on our plant floor on several Viewmarq LED displays. What is the best way to do this? Most of our alarms are triggered from an Allen Bradley Control log… --- ## [Easy Chart Feature](https://forum.inductiveautomation.com/t/easy-chart-feature/11052)
**Author:** [@Curlyandshemp](https://forum.inductiveautomation.com/u/Curlyandshemp)\ **Replies:** 1\ **Last updated:** [January 15, 2016, 7:00pm UTC](https://forum.inductiveautomation.com/t/easy-chart-feature/11052 "2016-01-15T19:00:31Z")
Anyway to replicate this feature with Rockwell's Vantage Point trend to show the time difference between two points on a trend? \[attachment=0\]trend.jpg\[/attachment\] --- ## [Repeating Charts](https://forum.inductiveautomation.com/t/repeating-charts/11053)
**Author:** [@Polynomial](https://forum.inductiveautomation.com/u/Polynomial)\ **Replies:** 1\ **Last updated:** [January 15, 2016, 5:51pm UTC](https://forum.inductiveautomation.com/t/repeating-charts/11053 "2016-01-15T17:51:47Z")
Is there anyway to repeat charts in the Report Designer like you can with tables? This is in Ignition 7.8. We're interested in displaying a single chart for each tank in a dataset. Thanks! --- ## [Getting only value from system.opc.readValues](https://forum.inductiveautomation.com/t/getting-only-value-from-system-opc-readvalues/11044)
**Author:** [@rcorkern](https://forum.inductiveautomation.com/u/rcorkern)\ **Replies:** 3\ **Last updated:** [January 15, 2016, 4:21pm UTC](https://forum.inductiveautomation.com/t/getting-only-value-from-system-opc-readvalues/11044 "2016-01-15T16:21:01Z")
I am able to get the QualifiedValue from system.opc.readValues for a list of itemPaths, but I only need to get the value. i can get only the value from the system.opc.readValue command using '.getValue': server = "K… --- ## [OPC for IT](https://forum.inductiveautomation.com/t/opc-for-it/10907)
**Author:** [@datacontrol](https://forum.inductiveautomation.com/u/datacontrol)\ **Replies:** 3\ **Last updated:** [January 15, 2016, 2:29pm UTC](https://forum.inductiveautomation.com/t/opc-for-it/10907 "2016-01-15T14:29:25Z")
HI, Does anybody know or has had any experience of the usage of OPC protocol for IT applications other than BMS ? Thanks.. [Previous page](https://forum.inductiveautomation.com/latest.md?page=1756) [Next page](https://forum.inductiveautomation.com/latest.md?page=1758)