Comment 1 for bug 1303338

Output from snort test

Running in Test mode

        --== Initializing Snort ==--
Initializing Output Plugins!
Initializing Preprocessors!
Initializing Plug-ins!
Parsing Rules file "/etc/snort/snort.conf"
PortVar 'HTTP_PORTS' defined : [ 36 80:90 311 383 555 591 593 631 801 808 818 901 972 1158 1220 1414 1533 1741 1830 2231 2301 2381 2809 3029 3037 3057 3128 3443 3702 4000 4343 4848 5117 5250 6080 6173 6988 7000:7001 7144:7145 7510 7770 7777 7779 8000 8008 8014 8028 8080:8082 8085 8088 8090 8118 8123 8180:8181 8222 8243 8280 8300 8500 8509 8800 8888 8899 9000 9060 9080 9090:9091 9111 9443 9999:10000 11371 12601 15489 29991 33300 34412 34443:34444 41080 44449 50000 50002 51423 53331 55252 55555 56712 ]
PortVar 'SHELLCODE_PORTS' defined : [ 0:79 81:65535 ]
PortVar 'ORACLE_PORTS' defined : [ 1024:65535 ]
PortVar 'SSH_PORTS' defined : [ 22 ]
PortVar 'FTP_PORTS' defined : [ 21 2100 3535 ]
PortVar 'SIP_PORTS' defined : [ 5060:5061 5600 ]
PortVar 'FILE_DATA_PORTS' defined : [ 36 80:90 110 143 311 383 555 591 593 631 801 808 818 901 972 1158 1220 1414 1533 1741 1830 2231 2301 2381 2809 3029 3037 3057 3128 3443 3702 4000 4343 4848 5117 5250 6080 6173 6988 7000:7001 7144:7145 7510 7770 7777 7779 8000 8008 8014 8028 8080:8082 8085 8088 8090 8118 8123 8180:8181 8222 8243 8280 8300 8500 8509 8800 8888 8899 9000 9060 9080 9090:9091 9111 9443 9999:10000 11371 12601 15489 29991 33300 34412 34443:34444 41080 44449 50000 50002 51423 53331 55252 55555 56712 ]
PortVar 'GTP_PORTS' defined : [ 2123 2152 3386 ]
Detection:
   Search-Method = AC-Full-Q
    Split Any/Any group = enabled
    Search-Method-Optimizations = enabled
    Maximum pattern length = 20
Tagged Packet Limit: 256
Loading dynamic engine /usr/lib/snort_dynamicengine/libsf_engine.so... done
Loading all dynamic detection libs from /usr/lib/snort_dynamicrules...
WARNING: No dynamic libraries found in directory /usr/lib/snort_dynamicrules.
  Finished Loading all dynamic detection libs from /usr/lib/snort_dynamicrules
Loading all dynamic preprocessor libs from /usr/lib/snort_dynamicpreprocessor/...
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_ssh_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_sdf_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_smtp_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_dns_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_modbus_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_imap_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_reputation_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_sip_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_ftptelnet_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_gtp_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_dnp3_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_pop_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_ssl_preproc.so... done
  Loading dynamic preprocessor library /usr/lib/snort_dynamicpreprocessor//libsf_dce2_preproc.so... done
  Finished Loading all dynamic preprocessor libs from /usr/lib/snort_dynamicpreprocessor/
Log directory = /var/log/snort
ERROR: /etc/snort/snort.conf(549) Unknown output plugin: "alert_prelude"
Fatal Error, Quitting..

If I remove:

output alert_prelude: profile=snort

Snort runs fine!