Currently the add-user.sh / add-user.bat script fails with the exception below if it tries to redirect the output.

./add-user.sh --silent=true user password > log

Exception in thread "main" java.lang.IllegalStateException: JBAS015232: No java.io.Console available to interact with user.
at org.jboss.as.domain.management.security.AddPropertiesUser.<init>(AddPropertiesUser.java:108)
at org.jboss.as.domain.management.security.AddPropertiesUser.<init>(AddPropertiesUser.java:119)
at org.jboss.as.domain.management.security.AddPropertiesUser.main(AddPropertiesUser.java:167)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jboss.modules.Module.run(Module.java:270)
at org.jboss.modules.Main.main(Main.java:294)