nginx证书填写路径报错：library:fopen:Unknown error:fopen

2016/03/21 16:57:10 [emerg] 30420#29876: BIO_new_file(“C:
ginx-1.9.9\ssl\1_domain_bundle.crt”) failed (SSL: error:0200107B:system library:fopen:Unknown error:fopen(‘C:
ginx-1.9.9\ssl\1_domain_bundle.crt’,’r’) error:2006D002:BIO routines:BIO_new_file:system lib)
2016/03/21 16:57:11 [alert] 29884#31740: worker process 30420 exited with code 1
2016/03/21 16:57:11 [alert] 29884#31740: could not respawn worker
2016/03/21 16:57:28 [emerg] 28212#30316: BIO_new_file(“C:
ginx-1.9.9\ssl\1_domain_bundle.crt”) failed (SSL: error:0200107B:system library:fopen:Unknown error:fopen(‘C:
ginx-1.9.9\ssl\1_domain_bundle.crt’,’r’) error:2006D002:BIO routines:BIO_new_file:system lib)

问题分析：只要写绝对路径，就会报错，无论windows还是linux，怀疑是对路径的处理有问题

解决办法
windows下，将证书文件放到conf目录下，
linux下，将证书文件放到nginx.conf所在的目录下