Error generated when an invalid DRAM type is set in the Memory Controller block.

Error generated when an invalid DRAM type is set in the Memory Controller block.

Valid DRAM types are the following.  SDR, DDR, DDR2, LPDDR, LPDDR2_NV, LPDDR2_S2, LPDDR2_S4, DDR3, If any other type is specified, then the following error will be generated.

"VisualSim.kernel.util.IllegalActionException: VisualSim.data.expr.UndefinedConstantOrIdentifierException: The ID controller_Type is undefined.
  in .Memory_Controller_invalid_DRAM_Type.Memory_Controller2.Memory_Control
at VisualSim.actor.lib.Virtual_Machine.fire(Unknown Source)
at VisualSim.simulators.de.kernel.DEDirector.fireVisualSim(Unknown Source)
at VisualSim.simulators.de.kernel.DEDirector.fire(Unknown Source)
at VisualSim.actor.CompositeActor.fire(Unknown Source)
at VisualSim.simulators.de.kernel.DEDirector.fireVisualSim(Unknown Source)
at VisualSim.simulators.de.kernel.DEDirector.fire(Unknown Source)
at VisualSim.actor.CompositeActor.fire(Unknown Source)
at VisualSim.actor.Manager.iterate(Unknown Source)
at VisualSim.actor.Manager.execute(Unknown Source)
at VisualSim.actor.Manager.run(Unknown Source)
at java.lang.Thread.run(Thread.java:745)
at VisualSim.kernel.util.VisualSimThread.run(Unknown Source) "


Solution: Make sure to use the valid DRAM type in the parameter.