Don't bother with debug builds,, they are long deprecated.

indra/cmake/00-Common.cmake

@@ -42,9 +42,8 @@ if(NON_RELEASE_CRASH_REPORTING)
   set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DLL_SEND_CRASH_REPORTS=1")
 endif()  
 
-# Don't bother with a MinSizeRel build.
-set(CMAKE_CONFIGURATION_TYPES "RelWithDebInfo;Release;Debug" CACHE STRING
-    "Supported build types." FORCE)
+# Don't bother with a MinSizeRel or Debug build.
+set(CMAKE_CONFIGURATION_TYPES "RelWithDebInfo;Release" CACHE STRING "Supported build types." FORCE)
 
 
 # Platform-specific compilation flags.