You can fix error code 37 here. If you are using windows server 2000 then you may not be able to start the terminal server licensing service and getting the following error message.
Event Type: Error
Event Source: TermServLicensing
Event Category: None
Event ID: 37
User: N/A
Computer: ComputerName
Description: Can't start Terminal Services Licensing because of error 'Can't initialize Cryptographic - error code 80090016.'
The reasons of the error code 37 are available in this article. You can solve the error code 37 from this article.



How error code 37 occurs in windows
This is a registry related problem. The error code 37 occurs due to the following key exists in the registry.
HKEY_USERS\.DEFAULT\Software\Microsoft\Cryptography\Providers\Type 001
The given registry keys interferes with the ability of the Kerberos authentication protocol to function correctly and also prevents the terminal server licensing service by creating or obtaining a key from the following location.
\Documents and Settings\All Users\Application Data\Microsoft\Crypto\RSA\S-1-5-18
Process to fix error code 37 in windows
You have to change some registry setting to fix error code 37. But it insures that if any mistakes occur in the registry editor then you have to reinstall the operating system. So read the solution step by step and understand it then apply in your computer. The solution is given step by step in the below paragraph. Follow these steps to solve this problem.
- Open registry editor first. To open it go to start button then click on run window and then type regedit here and then press enter.
- Search the following key in the registry. You can find it by pressing ctrl + f button and then type the following registry keys here then press enter.
HKEY_USERS\.DEFAULT\Software\Microsoft\Cryptography\Providers\Type 001
- In the edit menu click on delete option and then click on yes if any confirmation message appears.
- Exit from registry editor and then restart the computer. Then you will see error code 37 not occurs again.
The error will remove from your system. Don’t change another setting because it may be harmful for you. You can also fix this error from formatting the computer. If you are not able to change setting in registry setting then you can format your computer. This process will also remove your error code 37.