IIS 7 and Above
A fatal error occurred while creating an SSL client credential. The i...
Re: A fatal error occurred while creating an SSL client credential. T...
Aug 09, 2016 07:15 AM|Jean Sun|LINK
According to the event log, the issue is related to Schannel. Please try the following steps:
1.In Control Panel, click Administrative Tools, and then double-click Local Security Policy.
2.In Local Security Settings, expand Local Policies, and then click Security Options.
3.Under Policy in the right pane, double-click System cryptography: Use FIPS compliant algorithms for encryption, hashing, and signing, and then click Enabled.
4. Run gpupdate /force
If it doesn’t work, please go to C:\ProgramData\Microsoft\Crypto\RSA and grant "Network Services" Read permission to "MachineKeys" folder. Then restart server to have a try.