Gecode::SpaceNotStable Gecode::Exception exception.hpp Gecode::SpaceNotStable::SpaceNotStable (const char *l) SpaceNotStable const char * l Initialize with location l. Exception: Operation on not stable space invoked Gecode::Exception std::exception Gecode::SpaceNotStable Gecode::Exception std::exception Gecode::SpaceNotStable Gecode::SpaceNotStableException Gecode::SpaceNotStableSpaceNotStable Gecode::SpaceNotStablewhat