diff --git a/server/grpc.go b/server/grpc.go
index 6b2b8c3aa..4baf520b8 100644
--- a/server/grpc.go
+++ b/server/grpc.go
@@ -386,7 +386,13 @@ func (h *GRPCHandler) Inspect(req *pb.InspectRequest, stream pb.Pilosa_InspectSe
 							rowResp.Columns = append(rowResp.Columns,
 								&pb.ColumnResponse{ColumnVal: &pb.ColumnResponse_Uint64ArrayVal{Uint64ArrayVal: &pb.Uint64Array{Vals: ids.Rows}}})
 							colAdded++
+						} else {
+							rowResp.Columns = append(rowResp.Columns,
+								&pb.ColumnResponse{ColumnVal: nil})
 						}
+					} else {
+						rowResp.Columns = append(rowResp.Columns,
+							&pb.ColumnResponse{ColumnVal: nil})
 					}
 
 				case "mutex":
@@ -418,6 +424,9 @@ func (h *GRPCHandler) Inspect(req *pb.InspectRequest, stream pb.Pilosa_InspectSe
 							rowResp.Columns = append(rowResp.Columns,
 								&pb.ColumnResponse{ColumnVal: nil})
 						}
+					} else {
+						rowResp.Columns = append(rowResp.Columns,
+							&pb.ColumnResponse{ColumnVal: nil})
 					}
 
 				case "int":
@@ -485,6 +494,9 @@ func (h *GRPCHandler) Inspect(req *pb.InspectRequest, stream pb.Pilosa_InspectSe
 								rowResp.Columns = append(rowResp.Columns,
 									&pb.ColumnResponse{ColumnVal: nil})
 							}
+						} else {
+							rowResp.Columns = append(rowResp.Columns,
+								&pb.ColumnResponse{ColumnVal: nil})
 						}
 					}
 
@@ -509,6 +521,9 @@ func (h *GRPCHandler) Inspect(req *pb.InspectRequest, stream pb.Pilosa_InspectSe
 							rowResp.Columns = append(rowResp.Columns,
 								&pb.ColumnResponse{ColumnVal: nil})
 						}
+					} else {
+						rowResp.Columns = append(rowResp.Columns,
+							&pb.ColumnResponse{ColumnVal: nil})
 					}
 
 				case "bool":
@@ -540,6 +555,9 @@ func (h *GRPCHandler) Inspect(req *pb.InspectRequest, stream pb.Pilosa_InspectSe
 							rowResp.Columns = append(rowResp.Columns,
 								&pb.ColumnResponse{ColumnVal: nil})
 						}
+					} else {
+						rowResp.Columns = append(rowResp.Columns,
+							&pb.ColumnResponse{ColumnVal: nil})
 					}
 
 				case "time":