https://community.appian.com/discussions/f/plug-ins/4383/i-am-trying-to-rename-a-user-from-upper-case-to-lower-case-using-rename-users-plI am trying to rename a user from upper case to lower case using rename users plugin and facing the following error. Please help. 015-03-03 19:11:20,683 GMT INFO [stdout] (default-threads - 14) at org.jboss.threads.JBossThread.run(JBossThread.java:122en-USTelligent Community 12https://community.appian.com/thread/15764?ContentTypeID=1Wed, 04 Mar 2015 02:58:13 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:344de736-d747-4006-a0b2-cf70a89a9319abhi.janaAgree with the above solution. This post describes the step-by-step process - <br /><a href="/search?q=OriginalPostID-128824">forum.appian.com/.../e-128824</a><div style="clear:both;"></div>https://community.appian.com/thread/15759?ContentTypeID=1Wed, 04 Mar 2015 01:53:20 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:852256e7-4f09-4b30-af14-cf42e05f1d19rodgrahamHave you tried renaming the user to something different than just changing the case and then renaming to the value you want. That might get rid of the duplicate user error. I&#39;ve not used the plugin before though so it&#39;s just a thought.<div style="clear:both;"></div>https://community.appian.com/thread/15753?ContentTypeID=1Tue, 03 Mar 2015 23:25:00 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:64260665-6ed4-4cde-8206-a21765894851jayanthik... .userServices.RenameUserService.updateUsernames(RenameUserService.java:43)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) ... 67 more<div style="clear:both;"></div>https://community.appian.com/thread/15752?ContentTypeID=1Tue, 03 Mar 2015 23:24:59 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:f7ef3cd5-562e-482c-bfda-7c0d363d06d0jayanthik...15-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at com.appiancorp.kougar.services.KougarServiceInvocationHandler$KInvocationHandler.invoke(KougarServiceInvocationHandler.java:179)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at com.appiancorp.kougar.services.KougarServiceInvocationHandler$KougarMethodInvocation.proceed(KougarServiceInvocationHandler.java:271)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at com.appiancorp.security.authz.AuthorizationMethodInterceptor.invoke(AuthorizationMethodInterceptor.java:54)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at com.appiancorp.kougar.services.KougarServiceInvocationHandler.invoke(KougarServiceInvocationHandler.java:308)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at com.sun.proxy.$Proxy131.updateUsernames(Unknown Source)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at com.appiancorp.a2.plugins...<div style="clear:both;"></div>https://community.appian.com/thread/15751?ContentTypeID=1Tue, 03 Mar 2015 23:24:58 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:2e217301-54cf-4905-8662-6209c0650aa9jayanthik...com.appiancorp.suiteapi.common.exceptions.DuplicateNameException: Duplicate names are not permitted<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at java.lang.reflect.Constructor.newInstance(Constructor.java:526)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at com.appiancorp.kougar.mapper.Mapper.prepareThrowable(Mapper.java:139)<br />2015-03-03 19:11:20,684 GMT INFO [stdout] (default-threads - 14) at com.appiancorp.kougar.mapper.Mapper.request(Mapper.java:88)<br />20...<div style="clear:both;"></div>