ID:23571 The TOP_LEVEL_ENTITY assignment in the current design does not match the base design (assignment in current design = "<current_design_assignment_status>", assignment in base design = "<base_design_assignment_status>").

CAUSE: An important assignment in the current design does not match the base design.

ACTION: Update the assignment in the current design to match the base design, or change the base design's assignment and recompile the base design before compiling the current design.