Public keys in reply and keystore don't match

error: Public keys in reply and keystore don’t match
SSL on 7.7.4 installation

Hello,

I followed instructions on support.inductiveautomation.com … l_cert.htm

Here a log of the commands:
C:\Program Files\Java\jdk1.8.0_20\bin>keytool -genkey -alias tomcat -keyalg RSA
-keysize 2048 -keystore d:\ssl.key
Enter keystore password:
Re-enter new password:
What is your first and last name?
[Unknown]: test.poninsight.com
What is the name of your organizational unit?
[Unknown]: PEPP
What is the name of your organization?
[Unknown]: Pon IT
What is the name of your City or Locality?
[Unknown]: Amsterdam
What is the name of your State or Province?
[Unknown]: Noord-Holland
What is the two-letter country code for this unit?
[Unknown]: NL
Is CN=test.poninsight.com, OU=PEPP, O=Pon IT, L=Amsterdam, ST=Noord-Holland, C=N
L correct?
[no]: yes

Enter key password for
(RETURN if same as keystore password):

C:\Program Files\Java\jdk1.8.0_20\bin>keytool -import -trustcacerts -alias root
-file C:\Temp\AddTrustExternalCARoot.crt -keystore d:\ssl.key
Enter keystore password:
Certificate already exists in system-wide CA keystore under alias
Do you still want to add it to your own keystore? [no]: no
Certificate was not added to keystore

C:\Program Files\Java\jdk1.8.0_20\bin>keytool -import -trustcacerts -alias INTER
-file C:\Temp\PositiveSSLCA2.crt -keystore d:\ssl.key
Enter keystore password:
Certificate was added to keystore

C:\Program Files\Java\jdk1.8.0_20\bin>keytool -import -trustcacerts -alias tomca
t -file C:\Temp\test_poninsight_com.crt -keystore d:\ssl.key
Enter keystore password:
Keystore password is too short - must be at least 6 characters
Enter keystore password:
keytool error: java.lang.Exception: Public keys in reply and keystore don’t matc
h

C:\Program Files\Java\jdk1.8.0_20\bin>

how can I solve this?