Keychain error 0

The operation couldn’t be completed. (SimpleumCoreMacOS.KeychainPasswordItem.Keychain error 0.)

If you have denied the access to the keychain and want to change it now, use the following steps:

  1. Close SimpleumSafe
  2. Start the “Terminal” Program
  3. Enter the following command:
    security delete-generic-password -l worksparse.sparsebundle
  1. Start SimpleumSafe again. Now you will be prompted again to allow access to the keychain. Confirm with your Mac system password.