Today i had some problems with my zimbra..
It wasnt starting ldap, then i tried this to fix it
################################################## ################################################## ############
# Regenerate SSL Cert
################################################## ################################################## ############
su - zimbra -c 'zmcontrol stop'
rm -rf /opt/zimbra/ssl/*
rm -rf /opt/zimbra/ssl/.rnd
/opt/zimbra/java/bin/keytool -delete -alias my_ca -keystore /opt/zimbra/java/jre/lib/security/cacerts -storepass changeit
/opt/zimbra/java/bin/keytool -delete -alias jetty -keystore /opt/zimbra/mailboxd/etc/keystore -storepass `su - zimbra -c 'zmlocalconfig -s -m nokey mailboxd_keystore_password'`
vi /opt/zimbra/bin/zmcertmgr

# Find line
# SUBJECT="/C=US/ST=N\/A/L=N\/A/O=Zimbra Collaboration Suite/OU=Zimbra Collaboration Suite/CN=${zimbra_server_hostname}"
# and change to your company name

# then find and change you want value days expire cert validation_days=365 to validation_days=3650
# save /opt/zimbra/bin/zmcertmgr

/opt/zimbra/bin/zmcertmgr createca -new
/opt/zimbra/bin/zmcertmgr deployca -localonly
/opt/zimbra/bin/zmcertmgr createcrt self -new
/opt/zimbra/bin/zmcertmgr deploycrt self

su - zimbra -c 'zmcontrol start'

/opt/zimbra/bin/zmcertmgr deploycrt self
/opt/zimbra/bin/zmcertmgr deployca

su - zimbra -c 'zmupdateauthkeys'
/opt/zimbra/bin/zmcertmgr viewdeployedcrt

################################################## ################################################## ############

but it didnt work, and now I had this message when i try to begin zimbra service:
Starting ldap...Done.
Failed.
Failed to start slapd. Attempting debug start to determine error.
TLS: error:0906D06C:PEM routines:PEM_read_bio:no start line pem_lib.c:696
TLS: error:140AD009:SSL routines:SSL_CTX_use_certificate_file:PEM lib ssl_rsa.c:491
main: TLS init def ctx failed: -1

What can I do?