User interface error

Have you ever encountered similar problems during the n-time tryout of the SSL signing process?

# openssl rsa -in cakey.pem -out cakey.pem
Enter pass phrase for cakey.pem:
User interface error
unable to load Private Key
26116:error:0906A068:PEM routines:PEM_do_header:bad password read:pem_lib.c:403:

or...

# ./CA.pl -sign
Using configuration from /usr/lib/ssl/openssl.cnf
Enter pass phrase for ./demoCA/private/cakey.pem:
User interface error
unable to load CA private key
26676:error:0906A068:PEM routines:PEM_do_header:bad password read:pem_lib.c:403:
Signed certificate is in newcert.pem

This is a single-echo-pill solution.

ad. 1

# echo | openssl rsa -in cakey.pem -out cakey.pem
Enter pass phrase for cakey.pem:
writing RSA key

ad. 2

# printf "y\ny\n"| ./CA.pl -sign
Using configuration from /usr/lib/ssl/openssl.cnf
Enter pass phrase for ./demoCA/private/cakey.pem:
Check that the request matches the signature
Signature ok
Certificate Details:
[...]
Sign the certificate? [y/n]:

1 out of 1 certificate requests certified, commit? [y/n]Write out database with 1 new entries
Data Base Updated
Signed certificate is in newcert.pem

Enjoy.