Hi,
This is a new installation on centos 7. I completed a basic installation of postgres and tomcat, and used the GUI installation wizard.
The installation completes, however I cant authenticate to the demo cmdbuild instance from the browser.
/var/log/tomcat/cmdbuild.log
INFO 2016-05-19 11:04:58 [jsonrpc ] Calling url /login/login
INFO 2016-05-19 11:04:58 [cmdbuild] trying to login user admin with group null
ERROR 2016-05-19 11:04:58 [jsonrpc ] A java.lang.NoClassDefFoundError occurred calling method class org.cmdbuild.servlets.json.Login.login: org/postgresql/jdbc/PgArray
[root@cmdbuild lib]# pwd
/usr/share/tomcat/lib
[root@cmdbuild lib]# ls -alh
total 4.7M
drwxr-xr-x. 2 root root 4.0K May 19 09:19 .
drwxr-xr-x. 4 root root 4.0K May 19 09:03 ..
-rw-r--r--. 1 root root 18K May 13 2015 annotations-api.jar
-rw-r--r--. 1 root root 53K May 13 2015 catalina-ant.jar
-rw-r--r--. 1 root root 132K May 13 2015 catalina-ha.jar
-rw-r--r--. 1 root root 1.6M May 13 2015 catalina.jar
-rw-r--r--. 1 root root 254K May 13 2015 catalina-tribes.jar
lrwxrwxrwx. 1 root root 46 May 19 09:03 commons-collections.jar -> /usr/share/java/apache-commons-collections.jar
lrwxrwxrwx. 1 root root 39 May 19 09:03 commons-dbcp.jar -> /usr/share/java/apache-commons-dbcp.jar
lrwxrwxrwx. 1 root root 39 May 19 09:03 commons-pool.jar -> /usr/share/java/apache-commons-pool.jar
-rw-r--r--. 1 root root 123K May 13 2015 jasper-el.jar
-rw-r--r--. 1 root root 590K May 13 2015 jasper.jar
lrwxrwxrwx. 1 root root 23 May 19 09:03 jasper-jdt.jar -> /usr/share/java/ecj.jar
lrwxrwxrwx. 1 root root 25 May 19 09:03 log4j.jar -> /usr/share/java/log4j.jar
-rw-r--r--. 1 root root 628K May 19 09:19 postgresql-9.4-1200.jdbc41.jar
-rw-r--r--. 1 root root 177K May 13 2015 tomcat7-websocket.jar
-rw-r--r--. 1 root root 7.1K May 13 2015 tomcat-api.jar
-rw-r--r--. 1 root root 815K May 13 2015 tomcat-coyote.jar
lrwxrwxrwx. 1 root root 24 May 19 09:02 tomcat-el-2.2-api.jar -> ../tomcat-el-2.2-api.jar
-rw-r--r--. 1 root root 76K May 13 2015 tomcat-i18n-es.jar
-rw-r--r--. 1 root root 48K May 13 2015 tomcat-i18n-fr.jar
-rw-r--r--. 1 root root 50K May 13 2015 tomcat-i18n-ja.jar
-rw-r--r--. 1 root root 123K May 13 2015 tomcat-jdbc.jar
lrwxrwxrwx. 1 root root 25 May 19 09:03 tomcat-jsp-2.2-api.jar -> ../tomcat-jsp-2.2-api.jar
lrwxrwxrwx. 1 root root 37 May 19 09:03 tomcat-juli.jar -> /usr/share/tomcat/bin/tomcat-juli.jar
lrwxrwxrwx. 1 root root 29 May 19 09:03 tomcat-servlet-3.0-api.jar -> ../tomcat-servlet-3.0-api.jar
-rw-r--r--. 1 root root 31K May 13 2015 tomcat-util.jar
-rw-r--r--. 1 root root 36K May 13 2015 websocket-api.jar
[root@cmdbuild ~]# cat /var/lib/pgsql/9.4/data/postgresql.conf | grep -v "^$" | grep -v "#"
listen_addresses = '*'
log_timezone = 'Australia/ACT'
datestyle = 'iso, dmy'
timezone = 'Australia/ACT'
default_text_search_config = 'pg_catalog.english'
[root@cmdbuild ~]# cat /usr/share/tomcat/webapps/cmdbuild/WEB-INF/conf/database.conf
#Thu May 19 10:28:36 AEST 2016
db.password=Equat0r.
db.url=jdbc\:postgresql\://192.168.1.101\:5432/demo
db.username=postgres
[root@cmdbuild ~]#
[root@cmdbuild ~]# cat /var/lib/pgsql/9.4/data/pg_hba.conf | grep -v '^$\|^#'
local all all trust
host all all 127.0.0.1/32 trust
host all all 192.0.0.0/8 trust
host all all 10.0.0.0/8 trust
host all all ::1/128 trust
[root@cmdbuild log]# find / -name cmdbuild.log
INFO 2016-05-19 11:04:58 [jsonrpc ] Calling url /login/login
INFO 2016-05-19 11:04:58 [cmdbuild] trying to login user admin with group null
ERROR 2016-05-19 11:04:58 [jsonrpc ] A java.lang.NoClassDefFoundError occurred calling method class org.cmdbuild.servlets.json.Login.login: org/postgresql/jdbc/PgArray