Error "The specified network password is not correct." or "The requested key container was not found."

Resolution

In order to resolve the issue, give Write permissions to the C:\ProgramData\Microsoft\Crypto\RSA folder.

Texts in parenthesis are for German Windows.

1. In Windows File Explorer, navigate to C:\ProgramData\Microsoft\Crypto\RSA .
2. Right-click on the MachineKeys folder, and select the Properties (Eigenschaften) command.
3. In the MachineKeys Properties (Eigenschaften von MachineKeys) dialog, switch to the Security (Sicherheit) tab.
4. Press the Advanced (Erweitert) button.
5. In the Advanced Security Settings for MachineKeys (Erweiterte Sicherheitseinstellungen für "MachineKeys") dialog, press the Change permissions (Berechtigungen ändern) button.
6. Press the Disable inheritance (Vererbung deaktivieren) button, and confirm the default selection, which is to convert the inherited permissions into explicit permissions.
7. Back in the Advanced Security Settings for MachineKeys (Erweiterte Sicherheitseinstellungen für "MachineKeys") dialog, select the row with permission entries for Everyone (Jeder), and press the Edit (Bearbeiten) button.
8. In the Permission Entry for MachineKeys (Berechtigungseintrag für "MachineKeys") dialog, under the Basic permissions (Grundlegende Berechtigungen), enable the checkbox next to the Write (Schreiben) permission.
9. Press OK to close the Permission Entry for MachineKeys (Berechtigungseintrag für "MachineKeys") dialog.
10. Press OK to close the Advanced Security Settings for MachineKeys (Erweiterte Sicherheitseinstellungen für "MachineKeys") dialog.
11. Press OK to close the MachineKeys Properties (Eigenschaften von MachineKeys) dialog.

See also

https://stackoverflow.com/questions/22581811/invalid-provider-type-specified-cryptographicexception-when-trying-to-load-pri

https://docs.microsoft.com/en-US/troubleshoot/windows-server/windows-security/default-permissions-machinekeys-folders