Malformed request syntax

Cannot serve request to /finance-center...ity-plans.html on this server

ApacheSling/2.7 (jetty/9.4.42.v20210604, Java HotSpot(TM) 64-Bit Server VM 1.8.0_51, Linux 4.1.12-124.74.2.el6uek.x86_64 amd64)