diff --git a/data/xml/queries.xml b/data/xml/queries.xml
index 8a49d0f54..e2e850640 100644
--- a/data/xml/queries.xml
+++ b/data/xml/queries.xml
@@ -818,7 +818,8 @@
         <substring query="SUBSTR((%s),%d,%d)"/>
         <concatenate query="%s||%s"/>
         <case query="SELECT (CASE WHEN (%s) THEN '1' ELSE '0' END) FROM SYSMASTER:SYSDUAL"/>
-        <hex query="HEX(%s)"/>
+        <!-- NOTE: HEX() only accepts integer values -->
+        <!-- <hex query="HEX(%s)"/> -->
         <!-- http://www.dbforums.com/showthread.php?1660588-select-first-and-union&p=6478613#post6478613 -->
         <inference query="ASCII(SUBSTR((SELECT * FROM (%s)),%d,1))>%d"/>
         <banner query="SELECT DBINFO('VERSION','FULL') FROM SYSMASTER:SYSDUAL"/>
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 5a9a67744..99a02d144 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -18,7 +18,7 @@ from lib.core.enums import OS
 from thirdparty.six import unichr as _unichr
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.4.2.29"
+VERSION = "1.4.2.30"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)
diff --git a/lib/core/testing.py b/lib/core/testing.py
index c6ab29635..b47c51510 100644
--- a/lib/core/testing.py
+++ b/lib/core/testing.py
@@ -143,6 +143,10 @@ def bedTest():
     """
 
     TESTS = (
+        # Informix
+        ("-u 'http://testbed/informix/get_int.php?id=1' --flush-session --technique=B --is-dba --threads=4 --dump -D CD --banner --sql-query=\"SELECT 'foobar'\"", ("IBM Informix Dynamic Server Version 14.10.FC2DE", "Database: testdb", "Table: users", "5 entries", "id", "name", "surname", "luther", "blisset", "NULL", "Payload: id=1 AND ", "back-end DBMS could be 'Informix'", "the back-end DBMS is Informix", "current user is DBA: True", ": 'foobar'")),
+        ("-u 'http://testbed/informix/get_int.php?id=1' --flush-session --hex --banner --current-user --current-db --search -C surname --answers='dump=n'", ("IBM Informix Dynamic Server Version 14.10.FC2DE", "current database: 'testdb'", "current user: 'testuser'", "[1 column]", "| surname | varchar |")),
+
         # Altibase
         ("-u 'http://testbed/altibase/get_int.php?id=1' --flush-session --technique=B --is-dba --threads=4 --dump -D CD --banner --sql-query=\"SELECT 'foobar'\"", ("x86_64-unknown-linux-gnu", "Database: SYS", "Table: TESTUSERS", "5 entries", "ID", "NAME", "SURNAME", "luther", "blisset", "NULL", "Payload: id=1 AND ", "back-end DBMS could be 'Altibase'", "the back-end DBMS is Altibase", "current user is DBA: True", ": 'foobar'")),
         ("-u 'http://testbed/altibase/get_int.php?id=1' --flush-session --technique=U --is-dba --dump -D CD --banner --sql-query=\"SELECT 'foobar'\"", ("x86_64-unknown-linux-gnu", "Database: SYS", "Table: TESTUSERS", "5 entries", "ID", "NAME", "SURNAME", "luther", "blisset", "NULL", "Title: Generic UNION query (NULL) - 3 columns", "the back-end DBMS is Altibase", "appears to have 3 columns", "current user is DBA: True", ": 'foobar'")),
@@ -192,7 +196,7 @@ def bedTest():
         # MySQL
         ("-u 'http://testbed/mysql/get_int.php?id=1' --flush-session --technique=B --is-dba --threads=4 --dump -D CD --banner --sql-query=\"SELECT 'foobar'\"", ("8.0.19", "Database: testdb", "Table: testusers", "5 entries", "id", "name", "surname", "luther", "blisset", "NULL", "Payload: id=1 AND ", "it looks like the back-end DBMS is 'MySQL'", "the back-end DBMS is MySQL", "current user is DBA: True", ": 'foobar'")),
         ("-u 'http://testbed/mysql/get_int.php?id=1' --flush-session --technique=U --is-dba --dump -D CD --banner --sql-query=\"SELECT 'foobar'\"", ("8.0.19", "Database: testdb", "Table: testusers", "5 entries", "id", "name", "surname", "luther", "blisset", "NULL", "Title: Generic UNION query (NULL) - 3 columns", "the back-end DBMS is MySQL", "appears to have 3 columns", "current user is DBA: True", ": 'foobar'")),
-        ("-u 'http://testbed/mysql/get_int.php?id=1' --flush-session --technique=E --is-dba --dump -D CD --banner --sql-query=\"SELECT 'foobar'\"", ("8.0.19", "Database: testdb", "Table: testusers", "5 entries", "id", "name", "surname", "luther", "blisset", "NULL", "Title: MySQL >= 5.0 AND error-based", "the back-end DBMS is MySQL", "appears to have 3 columns", "current user is DBA: True", ": 'foobar'")),
+        ("-u 'http://testbed/mysql/get_int.php?id=1' --flush-session --technique=E --is-dba --dump -D CD --banner --sql-query=\"SELECT 'foobar'\"", ("8.0.19", "Database: testdb", "Table: testusers", "5 entries", "id", "name", "surname", "luther", "blisset", "NULL", "Title: MySQL >= 5.0 AND error-based", "the back-end DBMS is MySQL", "current user is DBA: True", ": 'foobar'")),
         ("-u 'http://testbed/mysql/get_int.php?id=1' --flush-session --hex --banner --current-user --current-db --search -C surname --answers='dump=n'", ("Title: AND boolean-based blind", "Title: MySQL >= 5.1 AND error-based", "Title: MySQL >= 5.0.12 AND time-based blind", "Title: Generic UNION query (NULL) - 3 columns", "8.0.19", "current database: 'testdb'", "current user: 'root@%'", "[1 column]", "| surname | varchar(1000) |")),
 
         # PostgreSQL