# Can't login to client after restoring **URL:** \ **Category:** Ignition\ **Created:** [July 26, 2018, 4:13am UTC](https://forum.inductiveautomation.com/t/cant-login-to-client-after-restoring/18979 "2018-07-26T04:13:09Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![enertec](https://avatars.discourse-cdn.com/v4/letter/e/e9bcb4/32.png) [@enertec](https://forum.inductiveautomation.com/u/enertec)\ **Post date:** [July 26, 2018, 4:13am UTC](https://forum.inductiveautomation.com/t/cant-login-to-client-after-restoring/18979/1 "2018-07-26T04:13:09Z")
Hi, I can login to designer and gateway, but not in client [http://prntscr.com/kb4fco](http://prntscr.com/kb4fco) GatewayException: Error authenticating. caused by Exception: SQL exception during authentication But DB is OK, and user is exist How tom solve? ---
**Author:** ![paul-griffith](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/paul-griffith/32/37249_2.png) [@paul-griffith](https://forum.inductiveautomation.com/u/paul-griffith)\ **Post date:** [July 26, 2018, 2:20pm UTC](https://forum.inductiveautomation.com/t/cant-login-to-client-after-restoring/18979/2 "2018-07-26T14:20:25Z")
Get the full details (click ‘full’ on the dialog) and paste it in here, ideally inside of three backticks: ```auto ``` some error message ```auto ``` ---
**Author:** ![enertec](https://avatars.discourse-cdn.com/v4/letter/e/e9bcb4/32.png) [@enertec](https://forum.inductiveautomation.com/u/enertec)\ **Post date:** [July 27, 2018, 4:39am UTC](https://forum.inductiveautomation.com/t/cant-login-to-client-after-restoring/18979/3 "2018-07-27T04:39:14Z")
here it is ```auto com.inductiveautomation.ignition.client.gateway_interface.GatewayException: Error authenticating. at com.inductiveautomation.ignition.client.gateway_interface.GatewayInterface.newGatewayException(GatewayInterface.java:313) at com.inductiveautomation.ignition.client.gateway_interface.GatewayInterface.sendMessage(GatewayInterface.java:287) at com.inductiveautomation.ignition.client.gateway_interface.GatewayInterface.sendMessage(GatewayInterface.java:240) at com.inductiveautomation.factorypmi.application.runtime.ClientGatewayConnection.doLogin(ClientGatewayConnection.java:90) at com.inductiveautomation.ignition.client.gateway_interface.AbstractGatewayConnection.loginEncoded(AbstractGatewayConnection.java:530) at com.inductiveautomation.ignition.client.gateway_interface.AbstractGatewayConnection.login(AbstractGatewayConnection.java:525) at com.inductiveautomation.factorypmi.application.runtime.ClientPanel$LoginAction$LoginTask.run(ClientPanel.java:471) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.Exception: SQL exception during authentication at com.inductiveautomation.ignition.gateway.authentication.impl.DatabaseExpertUserSource.authenticate(DatabaseExpertUserSource.java:135) at com.inductiveautomation.ignition.gateway.authentication.UserSourceWrapper.authenticate(UserSourceWrapper.java:181) at com.inductiveautomation.ignition.gateway.servlets.Gateway.runLogin(Gateway.java:878) at com.inductiveautomation.ignition.gateway.servlets.Gateway.doPost(Gateway.java:393) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at com.inductiveautomation.ignition.gateway.bootstrap.MapServlet.service(MapServlet.java:85) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(null) Ignition v7.6.7 (b2014082615) Java: Oracle Corporation 1.8.0_171 ``` ---
**Author:** ![joostjojo](https://avatars.discourse-cdn.com/v4/letter/j/ac91a4/32.png) [@joostjojo](https://forum.inductiveautomation.com/u/joostjojo)\ **Post date:** [August 1, 2018, 12:36pm UTC](https://forum.inductiveautomation.com/t/cant-login-to-client-after-restoring/18979/4 "2018-08-01T12:36:52Z")
> [@paul-griffith](#): > > ck 'full' on the dialog) and paste it in here authentication need 3 things in the DB. 1. a user 2. a role 3. a connection between role and user i think you missed at least 1 of these? ---
**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:** [August 1, 2018, 6:35pm UTC](https://forum.inductiveautomation.com/t/cant-login-to-client-after-restoring/18979/5 "2018-08-01T18:35:28Z")
> [@enertec](#): > > Ignition v7.6.7 (b2014082615) > Java: Oracle Corporation 1.8.0\_171 Is this a supported combination? ---
**Author:** ![bpeake](https://avatars.discourse-cdn.com/v4/letter/b/c0e974/32.png) [@bpeake](https://forum.inductiveautomation.com/u/bpeake)\ **Post date:** [February 5, 2020, 5:49pm UTC](https://forum.inductiveautomation.com/t/cant-login-to-client-after-restoring/18979/6 "2020-02-05T17:49:42Z")
Hello, I am having this same issue. I have tried to create a new user and assign it the appropriate roles with still no luck. The previous logins worked fine before. Below is the full details of the error: com.inductiveautomation.ignition.client.gateway\_interface.GatewayException: Error authenticating. at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.newGatewayException(GatewayInterface.java:327) at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.sendMessage(GatewayInterface.java:301) at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.sendMessage(GatewayInterface.java:258) at com.inductiveautomation.ignition.client.gateway\_interface.GatewayInterface.invoke(GatewayInterface.java:884) at com.inductiveautomation.factorypmi.application.runtime.ClientGatewayConnection.doLogin(ClientGatewayConnection.java:100) at com.inductiveautomation.ignition.client.gateway\_interface.AbstractGatewayConnection.login(AbstractGatewayConnection.java:900) at com.inductiveautomation.factorypmi.application.runtime.ClientPanel$LoginAction$LoginTask.run(ClientPanel.java:519) at java.lang.Thread.run(Unknown Source) Caused by: com.inductiveautomation.ignition.gateway.servlets.gateway.functions.GatewayFunctionException: Error authenticating. at com.inductiveautomation.ignition.gateway.servlets.gateway.functions.Login.client(Login.java:194) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(null) at sun.reflect.DelegatingMethodAccessorImpl.invoke(null) at java.lang.reflect.Method.invoke(null) at com.inductiveautomation.ignition.gateway.servlets.gateway.AbstractGatewayFunction.invoke(AbstractGatewayFunction.java:209) at com.inductiveautomation.ignition.gateway.servlets.Gateway.doPost(Gateway.java:345) at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at com.inductiveautomation.ignition.gateway.bootstrap.MapServlet.service(MapServlet.java:85) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:837) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:583) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1160) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1092) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:52) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134) at org.eclipse.jetty.server.Server.handle(Server.java:518) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:308) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:244) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:273) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95) at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93) at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:246) at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:156) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572) at java.lang.Thread.run(null) Ignition v7.8.4 (b2016082217) Java: Oracle Corporation 1.8.0\_241 Thanks! brian