You may get many errors time to time in your Windows operating system. These errors are the result of some wear and tear in the computer like missing or corrupt DLL files, virus infections, etc. In the same way, you may get Ntwdblib.dll is missing error in Windows due to the missing or corrupt Ntwdblib.dll file. The error makes the entire computer inaccessible due to its devastating nature. So, to fix the error in your computer, you may go with some manual or automatic methods given in the computer. You can also use the Advanced System Repair tool in your computer to fix the Ntwdblib.dll was not found error in your computer automatically.