Local range handling error

[robotdan]

2022-03-09 11:14:14.828 AM ERROR org.primeframework.mvc.netty.PrimeHTTPServerHandler - Prime encountered an exception while processing the request. This is likely an internal error.
java.lang.IllegalArgumentException: range={en-us
        at java.base/java.util.Locale$LanguageRange.<init>(Locale.java:3099)
        at java.base/sun.util.locale.LocaleMatcher.parse(LocaleMatcher.java:525)
        at java.base/java.util.Locale$LanguageRange.parse(Locale.java:3214)
        at org.primeframework.mvc.netty.PrimeHTTPServerHandler.parseRequest(PrimeHTTPServerHandler.java:226)
        at org.primeframework.mvc.netty.PrimeHTTPServerHandler.channelRead0(PrimeHTTPServerHandler.java:108)
        at org.primeframework.mvc.netty.PrimeHTTPServerHandler.channelRead0(PrimeHTTPServerHandler.java:70)
        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:99)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)