R version: 3.6.1 (Action of the Toes)
xgboost version: 1.1.1.1

This error can be produced when attempting to call predict on an xgboost model developed pre-1.0

Error:
Error in predict.xgb.Booster(model, data) : [11:24:23] amalgamation/../src/learner.cc:506: Check failed: mparam_.num_feature != 0 (0 vs. 0) : 0 feature is supplied. Are you using raw Booster interface?