# Latest **URL:** https://forum.inductiveautomation.com/latest.md?page=1781 [Latest](https://forum.inductiveautomation.com/latest.md) · [Categories](https://forum.inductiveautomation.com/categories.md) · [Tags](https://forum.inductiveautomation.com/tags.md) **Page:** 1782 --- ## [Valuechanged type error 'str' object is not callable](https://forum.inductiveautomation.com/t/valuechanged-type-error-str-object-is-not-callable/10262)
**Author:** [@andrea.montresor](https://forum.inductiveautomation.com/u/andrea.montresor)\ **Replies:** 1\ **Last updated:** [July 23, 2015, 5:45pm UTC](https://forum.inductiveautomation.com/t/valuechanged-type-error-str-object-is-not-callable/10262 "2015-07-23T17:45:11Z")
Hello, I have a problem in the changed value of a tag. I put this script: \[i\]import time value\_command = system.tag.read("\[.\]NEW\_COMMAND") value\_command\_1 = value\_command.getValue() query = (“UPDATE scd\_command SET … --- ## [Stepping through objects on the screen](https://forum.inductiveautomation.com/t/stepping-through-objects-on-the-screen/338)
**Author:** [@AlThePal](https://forum.inductiveautomation.com/u/AlThePal)\ **Replies:** 9\ **Last updated:** [July 23, 2015, 5:39pm UTC](https://forum.inductiveautomation.com/t/stepping-through-objects-on-the-screen/338 "2015-07-23T17:39:00Z")
Is there any easy way to iterate through the objects on a screen? I have a screen with 300+ objects and I'm currently using nested 'for' loops and building the name of each object with code like for i in range(1,59)… --- ## [Tables](https://forum.inductiveautomation.com/t/tables/10260)
**Author:** [@steven\_hargraves](https://forum.inductiveautomation.com/u/steven_hargraves)\ **Replies:** 1\ **Last updated:** [July 23, 2015, 2:26pm UTC](https://forum.inductiveautomation.com/t/tables/10260 "2015-07-23T14:26:15Z")
Hello All How do I change the header height in a table ? Thanks Steve Hargraves --- ## [Using MariaDB instead of MySQL?](https://forum.inductiveautomation.com/t/using-mariadb-instead-of-mysql/10258)
**Author:** [@Sam5](https://forum.inductiveautomation.com/u/Sam5)\ **Replies:** 1\ **Last updated:** [July 23, 2015, 6:20am UTC](https://forum.inductiveautomation.com/t/using-mariadb-instead-of-mysql/10258 "2015-07-23T06:20:03Z")
Are they any issues we should be aware of migrating from MySQL to MariaDB? At this time Maria is suppose be a drop in replacement of MySQL, and more Linux distributions are now packaging Maria instead of MySQL community … --- ## [Slow Tag Write Performance](https://forum.inductiveautomation.com/t/slow-tag-write-performance/10253)
**Author:** [@jlteel](https://forum.inductiveautomation.com/u/jlteel)\ **Replies:** 5\ **Last updated:** [July 23, 2015, 6:17am UTC](https://forum.inductiveautomation.com/t/slow-tag-write-performance/10253 "2015-07-23T06:17:28Z")
I have a script that iterates through 20 system.tag.writeAll functions, sort of like what follows. It's only writing five values at a time, but the script takes about XX seconds to complete, which seems really excessive.… --- ## [Subscribing write](https://forum.inductiveautomation.com/t/subscribing-write/9984)
**Author:** [@PRAMANJ](https://forum.inductiveautomation.com/u/PRAMANJ)\ **Replies:** 3\ **Last updated:** [July 23, 2015, 4:05am UTC](https://forum.inductiveautomation.com/t/subscribing-write/9984 "2015-07-23T04:05:36Z")
Hi, If I want to write to the same set of tags defined using writepaths.add method defined only once and only their values will change every time I write. How can I achieve it? Presently I have to create the write-paths… --- ## [Initialization of Client Tags only on Client Launch](https://forum.inductiveautomation.com/t/initialization-of-client-tags-only-on-client-launch/10259)
**Author:** [@Weffrey](https://forum.inductiveautomation.com/u/Weffrey)\ **Replies:** 1\ **Last updated:** [July 22, 2015, 8:36pm UTC](https://forum.inductiveautomation.com/t/initialization-of-client-tags-only-on-client-launch/10259 "2015-07-22T20:36:17Z")
I have a client tag that I always want to start with a certain value, but as I work in the designer it is changed via bindings. My preference would be to create a client startup script that reverted the tag back to the … --- ## [Designer not opening with Java 8u51](https://forum.inductiveautomation.com/t/designer-not-opening-with-java-8u51/10229)
**Author:** [@fledder](https://forum.inductiveautomation.com/u/fledder)\ **Replies:** 14\ **Last updated:** [July 22, 2015, 7:32pm UTC](https://forum.inductiveautomation.com/t/designer-not-opening-with-java-8u51/10229 "2015-07-22T19:32:39Z")
After updating Java I am getting an error. Ignition server: Ignition 7.7.4 (b2015033012) Java 1.8.0\_45 Windows 7 Pro SSL is configured with a certificate on a non-standard port Client: When Java 1.8.0\_45 is installed… --- ## [Backing upMYSQL data](https://forum.inductiveautomation.com/t/backing-upmysql-data/10248)
**Author:** [@focusengsk](https://forum.inductiveautomation.com/u/focusengsk)\ **Replies:** 3\ **Last updated:** [July 22, 2015, 6:02pm UTC](https://forum.inductiveautomation.com/t/backing-upmysql-data/10248 "2015-07-22T18:02:01Z")
Hi, one of my clients recently had an issue where the MYSQL database crashed due to a corrupted file. While I was able to recover most of the data, it's clear they need a regular data backup running. The question i have … --- ## [OPC-UA connection faulted to Siemens 840d CNC controller](https://forum.inductiveautomation.com/t/opc-ua-connection-faulted-to-siemens-840d-cnc-controller/10256)
**Author:** [@RMAC](https://forum.inductiveautomation.com/u/RMAC)\ **Replies:** 3\ **Last updated:** [July 22, 2015, 4:48pm UTC](https://forum.inductiveautomation.com/t/opc-ua-connection-faulted-to-siemens-840d-cnc-controller/10256 "2015-07-22T16:48:08Z")
I’m having trouble getting Ignition to talk to a OPC-UA server on a Siemens 840d based CNC machine. I can connect to it from the OPC Foundations OPC-UA sample client but cannot from Ignition. The CNC server is about a si… --- ## [Serious memory leak in Equiqment Schedule component](https://forum.inductiveautomation.com/t/serious-memory-leak-in-equiqment-schedule-component/10255)
**Author:** [@chi](https://forum.inductiveautomation.com/u/chi)\ **Replies:** 1\ **Last updated:** [July 22, 2015, 2:46pm UTC](https://forum.inductiveautomation.com/t/serious-memory-leak-in-equiqment-schedule-component/10255 "2015-07-22T14:46:46Z")
I’m running Ignition clients on digital signage screens. Since the installation of this screens i had to restart the clients every couple of days. Now, i finally found some time to do a little problem research an narrowe… --- ## [User Auth: Internal vs Database](https://forum.inductiveautomation.com/t/user-auth-internal-vs-database/10251)
**Author:** [@drewdin](https://forum.inductiveautomation.com/u/drewdin)\ **Replies:** 2\ **Last updated:** [July 22, 2015, 2:39pm UTC](https://forum.inductiveautomation.com/t/user-auth-internal-vs-database/10251 "2015-07-22T14:39:32Z")
Hi All, I am trying to weigh the pros and cons of using internal and external database to manage users and roles. Other than the obvious, what are some of the pros and cons that you guys have and which do yo use? Tha… --- ## [Hidden Transaction Groups](https://forum.inductiveautomation.com/t/hidden-transaction-groups/10252)
**Author:** [@Micky.Franks](https://forum.inductiveautomation.com/u/Micky.Franks)\ **Replies:** 6\ **Last updated:** [July 22, 2015, 1:30am UTC](https://forum.inductiveautomation.com/t/hidden-transaction-groups/10252 "2015-07-22T01:30:20Z")
I have 3 transaction groups that are some how hidden and running and I am unable to delete them. I can export/import them but they still don’t show up. Attached is the exported transaction groups. Is this an Ignition … --- ## [Which VM to use to connect to DB](https://forum.inductiveautomation.com/t/which-vm-to-use-to-connect-to-db/10250)
**Author:** [@tranh2](https://forum.inductiveautomation.com/u/tranh2)\ **Replies:** 3\ **Last updated:** [July 21, 2015, 6:22pm UTC](https://forum.inductiveautomation.com/t/which-vm-to-use-to-connect-to-db/10250 "2015-07-21T18:22:48Z")
Hello All, I'm new to ignition and i decided to take on a big learning curve by also installing the software on Ubuntu server machines. I'm not all too familiar with linux but i've managed to get some Ubuntu 14.04 VM'… --- ## [Timestamp Error](https://forum.inductiveautomation.com/t/timestamp-error/10064)
**Author:** [@DavidWisely](https://forum.inductiveautomation.com/u/DavidWisely)\ **Replies:** 8\ **Last updated:** [July 21, 2015, 5:47pm UTC](https://forum.inductiveautomation.com/t/timestamp-error/10064 "2015-07-21T17:47:10Z")
I just started getting these errors for 8 different OPC timestamp variables. All the tags are of Data Type DateTime. There are new errors every 2 seconds. I’m not sure what the cause of it is, can anyone help? I’m ru… --- ## [7.7.5 system.net.OpenURL() Broken](https://forum.inductiveautomation.com/t/7-7-5-system-net-openurl-broken/10249)
**Author:** [@Duffanator](https://forum.inductiveautomation.com/u/Duffanator)\ **Replies:** 12\ **Last updated:** [July 21, 2015, 5:14pm UTC](https://forum.inductiveautomation.com/t/7-7-5-system-net-openurl-broken/10249 "2015-07-21T17:14:24Z")
Hey guys, After I upgraded my servers to 7.7.5, every time I try and open a file with the system.net.OpenURL() function I get an illegal character error. If I try and use the Java URLEncoder, it seems to encode the … --- ## [Export tags to XML](https://forum.inductiveautomation.com/t/export-tags-to-xml/10239)
**Author:** [@zxcslo](https://forum.inductiveautomation.com/u/zxcslo)\ **Replies:** 1\ **Last updated:** [July 21, 2015, 9:37am UTC](https://forum.inductiveautomation.com/t/export-tags-to-xml/10239 "2015-07-21T09:37:28Z")
In the changelog for new 7.7.5 version stays: SQLTags Added Functionality Tags are now sorted before being exported to XML. I tried, but... I don't see any sorting... tags are still in 'random' order... On what criteri… --- ## [Comparison method violates its general contract!](https://forum.inductiveautomation.com/t/comparison-method-violates-its-general-contract/10245)
**Author:** [@andrea.montresor](https://forum.inductiveautomation.com/u/andrea.montresor)\ **Replies:** 2\ **Last updated:** [July 21, 2015, 8:45am UTC](https://forum.inductiveautomation.com/t/comparison-method-violates-its-general-contract/10245 "2015-07-21T08:45:11Z")
Hi, I have a problem with the tags; infact inside the gateway does not work in the tag the valueChanged. When I create a new project in the output console I have this error: Exception in thread "AWT-EventQueue-2" java.… --- ## [Applet client redirects](https://forum.inductiveautomation.com/t/applet-client-redirects/10244)
**Author:** [@Andre](https://forum.inductiveautomation.com/u/Andre)\ **Replies:** 2\ **Last updated:** [July 20, 2015, 11:13pm UTC](https://forum.inductiveautomation.com/t/applet-client-redirects/10244 "2015-07-20T23:13:17Z")
Hi All, I’ve sent out a link to my project’s applet using the proper link (eg. oracle.com/technetwork/java/index.html) without warning or error. All of the PC’s on site are built with the same Windows image so they shou… --- ## [Fields that write back to tag on demand](https://forum.inductiveautomation.com/t/fields-that-write-back-to-tag-on-demand/10247)
**Author:** [@eric129](https://forum.inductiveautomation.com/u/eric129)\ **Replies:** 3\ **Last updated:** [July 20, 2015, 10:33pm UTC](https://forum.inductiveautomation.com/t/fields-that-write-back-to-tag-on-demand/10247 "2015-07-20T22:33:19Z")
Say I have a window with a few text fields, tied to memory tags. I could set these fields bidirectional, so whatever I enter gets saved to those tags. But what I want is a way to input text in the field and not have … --- ## [Socket Server failing on receive](https://forum.inductiveautomation.com/t/socket-server-failing-on-receive/10234)
**Author:** [@d3h637](https://forum.inductiveautomation.com/u/d3h637)\ **Replies:** 2\ **Last updated:** [July 20, 2015, 7:30pm UTC](https://forum.inductiveautomation.com/t/socket-server-failing-on-receive/10234 "2015-07-20T19:30:42Z")
I have a devices that I need to receive data from via TCP/IP packets. The catch is that ignition must act as the server. I am working on a simple script to read the ASCII data stream and bring the data into Ignition. … --- ## [7.7.5 CPU Usage](https://forum.inductiveautomation.com/t/7-7-5-cpu-usage/10246)
**Author:** [@ryanbeno](https://forum.inductiveautomation.com/u/ryanbeno)\ **Replies:** 4\ **Last updated:** [July 20, 2015, 7:26pm UTC](https://forum.inductiveautomation.com/t/7-7-5-cpu-usage/10246 "2015-07-20T19:26:23Z")
We have just installed 7.7.5 x 64 on Linux. There has been a significant increase in CPU usage on our gateway. We are upgrading from 7.5.6 to 7.7.5. Our gateways even with our projects runs at about 9% cpu. With no proje… --- ## [Value changed doesn't work](https://forum.inductiveautomation.com/t/value-changed-doesnt-work/10240)
**Author:** [@andrea.montresor](https://forum.inductiveautomation.com/u/andrea.montresor)\ **Replies:** 5\ **Last updated:** [July 20, 2015, 10:26am UTC](https://forum.inductiveautomation.com/t/value-changed-doesnt-work/10240 "2015-07-20T10:26:40Z")
Hi, I added in value changed of a memory tag (Input) a script that allows you to write a value to another tag (output) with system.tag.write. When I go to manually change the value of the memory tag (input) does not wr… --- ## [Convert string to float in transaction group](https://forum.inductiveautomation.com/t/convert-string-to-float-in-transaction-group/10242)
**Author:** [@Micky.Franks](https://forum.inductiveautomation.com/u/Micky.Franks)\ **Replies:** 1\ **Last updated:** [July 17, 2015, 5:23pm UTC](https://forum.inductiveautomation.com/t/convert-string-to-float-in-transaction-group/10242 "2015-07-17T17:23:15Z")
I have a transaction group logging a string from a weigh scale. The data comes back as "109.55 lb Under" I want to strip out "lb Under" and just log the weight. I have a query that will select the data like I need … --- ## [Power Table Attributes](https://forum.inductiveautomation.com/t/power-table-attributes/10236)
**Author:** [@David.Doll](https://forum.inductiveautomation.com/u/David.Doll)\ **Replies:** 3\ **Last updated:** [July 17, 2015, 2:42pm UTC](https://forum.inductiveautomation.com/t/power-table-attributes/10236 "2015-07-17T14:42:07Z")
How can I or is it possible to get a list of all scripting attributes for a Power Table or any component for that matter. I'm trying to customize a power table header background. I have not been able to stumble across th… --- ## [Updating non-polled table](https://forum.inductiveautomation.com/t/updating-non-polled-table/10241)
**Author:** [@AlThePal](https://forum.inductiveautomation.com/u/AlThePal)\ **Replies:** 2\ **Last updated:** [July 17, 2015, 2:04pm UTC](https://forum.inductiveautomation.com/t/updating-non-polled-table/10241 "2015-07-17T14:04:34Z")
Say I have a table that is bound to the last 60 seconds of a point's realtime tag history. If the Polling Mode is set to Off, the table contents will update when the window is opened but will stay static thereafter. Ho… --- ## [Moving Ignition to a new server](https://forum.inductiveautomation.com/t/moving-ignition-to-a-new-server/10226)
**Author:** [@Mr.K001](https://forum.inductiveautomation.com/u/Mr.K001)\ **Replies:** 10\ **Last updated:** [July 17, 2015, 12:58pm UTC](https://forum.inductiveautomation.com/t/moving-ignition-to-a-new-server/10226 "2015-07-17T12:58:33Z")
Hi Guys, so what would be the best option when it comes to moving to a new server, Install the The software on the new server and restore the other gateway on the new gateway or is that a bad idea? --- ## [Data Logger in Works Lite](https://forum.inductiveautomation.com/t/data-logger-in-works-lite/10238)
**Author:** [@JordanCClark](https://forum.inductiveautomation.com/u/JordanCClark)\ **Replies:** 1\ **Last updated:** [July 16, 2015, 10:21pm UTC](https://forum.inductiveautomation.com/t/data-logger-in-works-lite/10238 "2015-07-16T22:21:19Z")
I can't seem to find any information on this. How is this used? Is it using the same kind of dialog as the Transaction Groups, just cut down? --- ## [Import Cloud Template UDT](https://forum.inductiveautomation.com/t/import-cloud-template-udt/10237)
**Author:** [@Dstaley](https://forum.inductiveautomation.com/u/Dstaley)\ **Replies:** 0\ **Last updated:** [July 16, 2015, 8:36pm UTC](https://forum.inductiveautomation.com/t/import-cloud-template-udt/10237 "2015-07-16T20:36:47Z")
If you import a cloud template is there an easy way to import the UDT that was made to use with it? --- ## [Numeric Text Field - Real Setpoint](https://forum.inductiveautomation.com/t/numeric-text-field-real-setpoint/10235)
**Author:** [@DSI600](https://forum.inductiveautomation.com/u/DSI600)\ **Replies:** 6\ **Last updated:** [July 16, 2015, 7:55pm UTC](https://forum.inductiveautomation.com/t/numeric-text-field-real-setpoint/10235 "2015-07-16T19:55:30Z")
Trying to use a Numeric Text Field for a Real / Floating point on a screen. Ignition 7.7.4 I have the Data properties set to "Float" and have a binding on the float value, but when I type any number on the OIT it just… [Previous page](https://forum.inductiveautomation.com/latest.md?page=1780) [Next page](https://forum.inductiveautomation.com/latest.md?page=1782)