Update src/reactionsystem_conversions.jl

Co-authored-by: Sam Isaacson <[email protected]>

Author: TorkelE

src/reactionsystem_conversions.jl

@@ -453,7 +453,7 @@ COMPLETENESS_ERROR = "A ReactionSystem must be complete before it can be convert
 # Used to, when required, display a warning about conservation law removeal and remake.
 function check_cons_warning(remove_conserved, remove_conserved_warn)
     (remove_conserved && remove_conserved_warn) || return
-    @warn "You are creating a system while eliminating conserved quantities. While this is possible, 
+    @warn "You are creating a system or problem while eliminating conserved quantities. Please note, due to limitations / design choices in ModelingToolkit
         if you use the created system to create a problem (e.g. an `ODEProblem`), you *should not*
         modify that problem's initial conditions for species (e.g. using `remake`). Changing initial conditions must be done by creating a new Problem from your reaction system or the ModelingToolkit system you converted it into with the new initial condition map. Modification of parameter values 
         is still possible, and directly setting numerical values for any conservation law constants will work. You might get this warning when creating a problem directly.