PdbVirtualBaseTable createVirtualBaseTableByName(String mangledName, int entrySize) {
		Address address = addressByMangledName.get(mangledName);
		if (address == null) {
			return null;
			//throw new PdbException("Cannot find address for table name: " + mangledName);
		}
		return createVirtualBaseTable(address, entrySize);
	}
//	 * Builds the tables
//	 * @throws PdbException If Program is null;
//	 * @throws CancelledException upon user cancellation.
//
Ghidra/Features/PDB/src/main/java/ghidra/app/util/pdb/pdbapplicator/PdbVbtManager.java