More info in the error messages of getModelingOption(), setStateVariable(), getDiscreteVariable(), setDiscreteVariable(), getStateIndex() and getStateVariableSystemIndex() to give greater feedback to the programmer when the exception is called.
More info in the error messages of getModelingOption(), setStateVariable(), getDiscreteVariable(), setDiscreteVariable(), getStateIndex() and getStateVariableSystemIndex() to give greater feedback to the programmer when the exception is called.

git-svn-id: 9e047e1e624cce0a2485e750063112e834f85522@7035 fc29be9c-2cb0-420d-b520-73dbd18add6e

opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core