OpenSSL produced an error: 256

Hi, i have the same problem when i’m trying to generate new cert for OpenVPN: Error: OpenSSL produced an error: 256 .
It is the new install of IpFire without import backup (fresh install and configuration) ver. IPFire 2.29 (x86_64) - Core-Update 183

But in the error_log are strange info:
Country Name (2 letter code) [GB]:State or Province Name (full name) []:Localit>
Please enter the following ‘extra’ attributes
to be sent with your certificate request
A challenge password []:An optional company name []:Error adding request extens>
4027C2FFCD7A0000:error:04000067:object identifier routines:OBJ_txt2obj:unknown >
4027C2FFCD7A0000:error:04000067:object identifier routines:OBJ_txt2obj:unknown >
4027C2FFCD7A0000:error:11000079:X509 V3 routines:v2i_AUTHORITY_KEYID:no issuer >
4027C2FFCD7A0000:error:11000080:X509 V3 routines:X509V3_EXT_nconf_int:error in >

What can i do wrong?
Best regards

I hope the following post will be helpful

Best

Thanks.
Regards