我刚创建了一个SSL证书，如下链接所示：http://www.tecchannel.de/a/owncloud-9-unter-ubuntu-server-16-04-lts-installieren,3277807,2。现在，如果我启动Apache，我没有收到任何错误提示，但是使用service apache2 status命令会出现错误，错误日志如下：
[Fri Mar 31 14:55:59.639400 2017] [ssl:error] [pid 21071] AH02579: Init: Private key not found
[Fri Mar 31 14:55:59.639479 2017] [ssl:error] [pid 21071] SSL Library Error: error:0D0680A8:asn1 encoding routines:ASN1_CHECK_TLEN:wrong tag
[Fri Mar 31 14:55:59.639494 2017] [ssl:error] [pid 21071] SSL Library Error: error:0D08303A:asn1 encoding routines:ASN1_TEMPLATE_NOEXP_D2I:nested asn1 error
[Fri Mar 31 14:55:59.639504 2017] [ssl:error] [pid 21071] SSL Library Error: error:0D0680A8:asn1 encoding routines:ASN1_CHECK_TLEN:wrong tag
[Fri Mar 31 14:55:59.639515 2017] [ssl:error] [pid 21071] SSL Library Error: error:0D07803A:asn1 encoding routines:ASN1_ITEM_EX_D2I:nested asn1 error (Type=RSA)
[Fri Mar 31 14:55:59.639526 2017] [ssl:error] [pid 21071] SSL Library Error: error:04093004:rsa routines:OLD_RSA_PRIV_DECODE:RSA lib
[Fri Mar 31 14:55:59.639536 2017] [ssl:error] [pid 21071] SSL Library Error: error:0D0680A8:asn1 encoding routines:ASN1_CHECK_TLEN:wrong tag
[Fri Mar 31 14:55:59.639547 2017] [ssl:error] [pid 21071] SSL Library Error: error:0D07803A:asn1 encoding routines:ASN1_ITEM_EX_D2I:nested asn1 error (Type=PKCS8_PRIV_KEY_INFO)
[Fri Mar 31 14:55:59.639553 2017] [ssl:emerg] [pid 21071] AH02311: Fatal error initialising mod_ssl, exiting. See /var/log/apache2/error.log for more information
[Fri Mar 31 14:55:59.639558 2017] [ssl:emerg] [pid 21071] AH02564: Failed to configure encrypted (?) private key localhost:443:0, check /etc/apache2/ssl/apache.crt
AH00016: Configuration Failed
但是问题出在哪里呢？/etc/apache2/ssl/apache.crt文件肯定存在... 为什么会提示“找不到私钥”？apache.key也存在。
有任何帮助吗？:(