500 org.apache.sling.api.SlingException: Cannot get DefaultSlingScript: org.apache.sling.api.SlingException: Cannot get DefaultSlingScript: org.apache.sling.api.SlingException: Cannot get DefaultSlingScript: Operands are not of the same type: comparison is supported for Number types only.

org.apache.sling.api.SlingException: Cannot get DefaultSlingScript: org.apache.sling.api.SlingException: Cannot get DefaultSlingScript: org.apache.sling.api.SlingException: Cannot get DefaultSlingScript: Operands are not of the same type: comparison is supported for Number types only.

Cannot serve request to /homepage/academics/faculty-directory/17570-efstathia-korkou.html on this server

ApacheSling/2.6 (jetty/9.4.12.v20180830, OpenJDK 64-Bit Server VM 1.8.0_302, Linux 5.4.17-2102.203.6.el8uek.x86_64 amd64)