Solution: Check for an updated driver Check with your signature device or driver manufacturer for an updated driver that may resolve this error. If the requested hashing algorithm is not supported by the signature device, then the solution is to set registry key aSignHash to SHA1 as described on this page.
Solution 1 – Choose different signature certificate
Solution 2 – Set Cryptographic Provider to CSP
Solution 3 – Remove unwanted certificates
Solution 4 – Reinstall ePass2003 software
Solution 5 – Install the latest updates for Adobe Acrobat
Solution 6 – Modify your registry
Solution 7 – Use your Smart Card or Active Key
The Windows CSP error is a document signing error, and unless clients sign PDF documents in the traditional way, you probably won’t encounter this error often. The previously mentioned Windows CSP error occurs when you try to sign PDF documents with your name, or when you try to access CAC-compliant websites.
We recently encountered a number of cases where users received a usage error when trying to use a certificate on a smart card that allows you to digitally sign a PDF document. Wonderful Windows Crypto Service manufacturer reported error: Invalid window handle. Error code: 1400
Here you can follow the ideas on the screen anywhere to restart the Windows Cryptographic Service. You can search for basic certificates. Go to Internet Explorer > Tools > Internet Options > Content tab > Adobe Certificates. If you’re having problems, reinstall the user’s credentials and certificates.
What is the error code for Windows cryptographic service provider?
Error Windows CSP no longer has a security token: Error 214807xxxx – A specific certificate is causing this whole problem (the error code can be different in different cases). Consider removing the certificate from your computer to resolve the issue just for you. 3.
How to fix Windows cryptographic service provider error?
Remove redundant certificates: The Windows Cryptographic Service Provider you see may be caused by some good certificates causing problems for others. You can fix this by finding and/or isolating the problematic certificates and removing them. Launch the Run application.
How do I resolve the Windows cryptographic service provider reported an error?
Check Solution: Updated Driver Available Contact your branded device or car manufacturer for an updated driver, which unfortunately may fix this error. If the specially requested hash algorithm is not guaranteed by the signer, the new solution is to set the aSignHash registry key to SHA1, as described in the topic on this page.
How to fix Cryptographic Service Provider ( CSP ) error?
In the Services window, scroll down where you will find Cryptographic Services, then right-click it and click Restart. Close the Services window. Also, restart your computer after reboot if you are checking if you are facing a certificate issue. If you still have the same problem, move on to the next remedy.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.