diff --git a/lib/core/agent.py b/lib/core/agent.py
index 6e9514cdd..e6d2bfd42 100644
--- a/lib/core/agent.py
+++ b/lib/core/agent.py
@@ -529,6 +529,8 @@ class Agent(object):
         elif fieldsSelect:
             fieldsToCastStr = fieldsSelect.group(1)
 
+        fieldsToCastStr = fieldsToCastStr or ""
+
         # Function
         if re.search("\A\w+\(.*\)", fieldsToCastStr, re.I) or (fieldsSelectCase and "WHEN use" not in query) or fieldsSubstr:
             fieldsToCastList = [fieldsToCastStr]
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 8682603ff..2221868d2 100755
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import DBMS_DIRECTORY_NAME
 from lib.core.enums import OS
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.0.12.8"
+VERSION = "1.0.12.9"
 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/txt/checksum.md5 b/txt/checksum.md5
index 5a4adb890..26e8f998b 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -24,7 +24,7 @@ cc9c82cfffd8ee9b25ba3af6284f057e  extra/sqlharvest/__init__.py
 35029bd013e74ca45749aa57e585aac9  lib/controller/controller.py
 ec007a1424da78cfdae90da6ae49ed9b  lib/controller/handler.py
 cc9c82cfffd8ee9b25ba3af6284f057e  lib/controller/__init__.py
-04f16204c899438dc7599a9a8426bfee  lib/core/agent.py
+cdffff6260c40ccb4e4092fc21d9d63f  lib/core/agent.py
 eb0bd28b0bd9fbf67dcc3119116df377  lib/core/bigarray.py
 aef64655185ac789696de9ba73d65ec9  lib/core/common.py
 ab5ef8fe4e4beaef4016d458d0fdefe3  lib/core/convert.py
@@ -45,7 +45,7 @@ e60456db5380840a586654344003d4e6  lib/core/readlineng.py
 b3a62d41a5af6cd7fa733b6227febb0c  lib/core/replication.py
 99a2b496b9d5b546b335653ca801153f  lib/core/revision.py
 7c15dd2777af4dac2c89cab6df17462e  lib/core/session.py
-2941eff566f8a42de4ff1e748385df12  lib/core/settings.py
+3112bd43b07ac2ca9c7c50bbb1575e4c  lib/core/settings.py
 7af83e4f18cab6dff5e67840eb65be80  lib/core/shell.py
 23657cd7d924e3c6d225719865855827  lib/core/subprocessng.py
 c3ace7874a536d801f308cf1fd03df99  lib/core/target.py