# \[Solved\] Issue with ignition, conection **URL:** \ **Category:** Ignition\ **Tags:** ignition81, vision\ **Created:** [June 6, 2022, 4:53pm UTC](https://forum.inductiveautomation.com/t/solved-issue-with-ignition-conection/60414 "2022-06-06T16:53:18Z")\ **Posts on this page:** 7\ **Page:** 1
**Author:** ![Esmeralda\_Lopez](https://avatars.discourse-cdn.com/v4/letter/e/fbc32d/32.png) [@Esmeralda\_Lopez](https://forum.inductiveautomation.com/u/Esmeralda_Lopez)\ **Post date:** [June 6, 2022, 4:53pm UTC](https://forum.inductiveautomation.com/t/solved-issue-with-ignition-conection/60414/1 "2022-06-06T16:53:18Z")
Hello everyone, I am having an issue with ignition , because I got an 503 error and is disconnected so many times and know says this : java.lang.Exception: Error running query: com.inductiveautomation.factorypmi.application.gateway.NQuery@3d2f7157@0ms On: estadisticasCanales.Root Container.tblEsadisticasCaneles.data at com.inductiveautomation.factorypmi.application.gateway.QueryManager$QueryExecutor.run(QueryManager.java:311) at java.base/java.lang.Thread.run(Unknown Source) Caused by: com.inductiveautomation.ignition.client.gateway\_interface.GatewayException: Java heap space at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.newGatewayException(GatewayInterface.java:351) at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.sendMessage(GatewayInterface.java:325) at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.sendMessage(GatewayInterface.java:278) at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.invoke(GatewayInterface.java:945) at com.inductiveautomation.ignition.designer.db.namedquery.DesignerNamedQueryManager.execute(DesignerNamedQueryManager.java:73) at com.inductiveautomation.ignition.designer.db.namedquery.DesignerNamedQueryManager.execute(DesignerNamedQueryManager.java:46) at com.inductiveautomation.factorypmi.application.gateway.NQuery.execute(NQuery.java:70) at com.inductiveautomation.factorypmi.application.gateway.QueryManager$Query.execute(QueryManager.java:668) at com.inductiveautomation.factorypmi.application.gateway.QueryManager$QueryExecutor.run(QueryManager.java:308) … 1 more Caused by: java.lang.OutOfMemoryError: Java heap space at com.inductiveautomation.ignition.client.gateway\_interface.ResponseParser.startElement(ResponseParser.java:361) at java.xml/com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown Source) at java.xml/com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source) at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.getResponse(GatewayInterface.java:485) at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.sendMessage(GatewayInterface.java:283) … 8 more Ignition v8.1.11 (b2021101912) Java: Azul Systems, Inc. 11.0.11 ---
**Author:** ![bkarabinchak.psi](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/bkarabinchak.psi/32/83567_2.png) [@bkarabinchak.psi](https://forum.inductiveautomation.com/u/bkarabinchak.psi)\ **Post date:** [June 6, 2022, 5:09pm UTC](https://forum.inductiveautomation.com/t/solved-issue-with-ignition-conection/60414/2 "2022-06-06T17:09:58Z")
> [@Esmeralda\_Lopez](#): > > Caused by: com.inductiveautomation.ignition.client.gateway\_interface.GatewayException: Java heap space > at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.newGatewayException(GatewayInterface.java:351) Think this is the major issue here ---
**Author:** ![Esmeralda\_Lopez](https://avatars.discourse-cdn.com/v4/letter/e/fbc32d/32.png) [@Esmeralda\_Lopez](https://forum.inductiveautomation.com/u/Esmeralda_Lopez)\ **Post date:** [June 6, 2022, 5:35pm UTC](https://forum.inductiveautomation.com/t/solved-issue-with-ignition-conection/60414/3 "2022-06-06T17:35:51Z")
We edit the ignition.conf and we set the maxime memory as the manual says, but do not do the change in the gateway ---
**Author:** ![bkarabinchak.psi](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/bkarabinchak.psi/32/83567_2.png) [@bkarabinchak.psi](https://forum.inductiveautomation.com/u/bkarabinchak.psi)\ **Post date:** [June 6, 2022, 5:37pm UTC](https://forum.inductiveautomation.com/t/solved-issue-with-ignition-conection/60414/4 "2022-06-06T17:37:06Z")
Did you turn the gateway service off and on again? You must do this for ignition.conf changes to take effect. ---
**Author:** ![Esmeralda\_Lopez](https://avatars.discourse-cdn.com/v4/letter/e/fbc32d/32.png) [@Esmeralda\_Lopez](https://forum.inductiveautomation.com/u/Esmeralda_Lopez)\ **Post date:** [June 6, 2022, 5:38pm UTC](https://forum.inductiveautomation.com/t/solved-issue-with-ignition-conection/60414/5 "2022-06-06T17:38:22Z")
yes, I did it and the ignition.conf still has the change but I can not see it in the gateway. Stil has 2 gb in the maxime but I update it to 4 gb and still says 2 gb ---
**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\ **Post date:** [June 6, 2022, 5:54pm UTC](https://forum.inductiveautomation.com/t/solved-issue-with-ignition-conection/60414/6 "2022-06-06T17:54:59Z")
That generally means you have multiple ignition.conf files (leftovers from prior installs, perhaps) and you edited the wrong one. ---
**Author:** ![Esmeralda\_Lopez](https://avatars.discourse-cdn.com/v4/letter/e/fbc32d/32.png) [@Esmeralda\_Lopez](https://forum.inductiveautomation.com/u/Esmeralda_Lopez)\ **Post date:** [June 6, 2022, 6:00pm UTC](https://forum.inductiveautomation.com/t/solved-issue-with-ignition-conection/60414/7 "2022-06-06T18:00:10Z")
Oh yes, thank you, I edit the wrong one