diff --git a/lib/core/common.py b/lib/core/common.py
index e435f847c..f9fa6add2 100644
--- a/lib/core/common.py
+++ b/lib/core/common.py
@@ -913,7 +913,8 @@ def dataToStdout(data, forceOutput=False, bold=False, content_type=None, status=
 
     if not kb.get("threadException"):
         if forceOutput or not (getCurrentThreadData().disableStdOut or kb.get("wizardMode")):
-            if kb.get("multiThreadMode"):
+            multiThreadMode = isMultiThreadMode()
+            if multiThreadMode:
                 logging._acquireLock()
 
             if isinstance(data, unicode):
@@ -931,7 +932,7 @@ def dataToStdout(data, forceOutput=False, bold=False, content_type=None, status=
             except IOError:
                 pass
 
-            if kb.get("multiThreadMode"):
+            if multiThreadMode:
                 logging._releaseLock()
 
             kb.prependFlag = isinstance(data, basestring) and (len(data) == 1 and data not in ('\n', '\r') or len(data) > 2 and data[0] == '\r' and data[-1] != '\n')
@@ -1982,6 +1983,13 @@ def isHexEncodedString(subject):
 
     return re.match(r"\A[0-9a-fA-Fx]+\Z", subject) is not None
 
+def isMultiThreadMode():
+    """
+    Checks if running in multi-thread(ing) mode
+    """
+
+    return threading.activeCount() > 1
+
 @cachedmethod
 def getConsoleWidth(default=80):
     """
diff --git a/lib/core/dump.py b/lib/core/dump.py
index 2ef7e2407..ddbf3209e 100644
--- a/lib/core/dump.py
+++ b/lib/core/dump.py
@@ -20,6 +20,7 @@ from lib.core.common import dataToStdout
 from lib.core.common import getSafeExString
 from lib.core.common import getUnicode
 from lib.core.common import isListLike
+from lib.core.common import isMultiThreadMode
 from lib.core.common import normalizeUnicode
 from lib.core.common import openFile
 from lib.core.common import prioritySortColumns
@@ -74,7 +75,8 @@ class Dump(object):
         if console:
             dataToStdout(text)
 
-        if kb.get("multiThreadMode"):
+        multiThreadMode = isMultiThreadMode()
+        if multiThreadMode:
             self._lock.acquire()
 
         try:
@@ -83,7 +85,7 @@ class Dump(object):
             errMsg = "error occurred while writing to log file ('%s')" % getSafeExString(ex)
             raise SqlmapGenericException(errMsg)
 
-        if kb.get("multiThreadMode"):
+        if multiThreadMode:
             self._lock.release()
 
         kb.dataOutputFlag = True
diff --git a/lib/core/option.py b/lib/core/option.py
index 80865360e..eabf65a1c 100644
--- a/lib/core/option.py
+++ b/lib/core/option.py
@@ -1829,7 +1829,6 @@ def _setKnowledgeBaseAttributes(flushAll=True):
     kb.matchRatio = None
     kb.maxConnectionsFlag = False
     kb.mergeCookies = None
-    kb.multiThreadMode = False
     kb.negativeLogic = False
     kb.nullConnection = None
     kb.oldMsf = None
diff --git a/lib/core/settings.py b/lib/core/settings.py
index e9bffd776..59c7df703 100644
--- 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 = "1.3.1.70"
+VERSION = "1.3.1.71"
 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/threads.py b/lib/core/threads.py
index a9e4a4c96..f6f6bb65d 100644
--- a/lib/core/threads.py
+++ b/lib/core/threads.py
@@ -110,7 +110,6 @@ def setDaemon(thread):
 def runThreads(numThreads, threadFunction, cleanupFunction=None, forwardException=True, threadChoice=False, startThreadMsg=True):
     threads = []
 
-    kb.multiThreadMode = True
     kb.threadContinue = True
     kb.threadException = False
 
@@ -204,7 +203,6 @@ def runThreads(numThreads, threadFunction, cleanupFunction=None, forwardExceptio
         traceback.print_exc()
 
     finally:
-        kb.multiThreadMode = False
         kb.bruteMode = False
         kb.threadContinue = True
         kb.threadException = False
diff --git a/lib/request/connect.py b/lib/request/connect.py
index 8ea22e11a..b179fa7e3 100644
--- a/lib/request/connect.py
+++ b/lib/request/connect.py
@@ -44,6 +44,7 @@ from lib.core.common import getHostHeader
 from lib.core.common import getRequestHeader
 from lib.core.common import getSafeExString
 from lib.core.common import getUnicode
+from lib.core.common import isMultiThreadMode
 from lib.core.common import logHTTPTraffic
 from lib.core.common import pushValue
 from lib.core.common import popValue
@@ -731,7 +732,7 @@ class Connect(object):
                 else:
                     logger.debug(warnMsg)
                 return Connect._retryProxy(**kwargs)
-            elif kb.testMode or kb.multiThreadMode:
+            elif kb.testMode or isMultiThreadMode():
                 logger.critical(warnMsg)
                 return None, None, None
             else:
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index 0e37883c1..8bc457541 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -29,32 +29,32 @@ c1da277517c7ec4c23e953a51b51e203  lib/controller/handler.py
 fb6be55d21a70765e35549af2484f762  lib/controller/__init__.py
 ed7874be0d2d3802f3d20184f2b280d5  lib/core/agent.py
 a932126e7d80e545c5d44af178d0bc0c  lib/core/bigarray.py
-2cb5d057cbb1f333dfd42b8c7262d404  lib/core/common.py
+d6961903f261635b2eb3fe7e9c35e8ce  lib/core/common.py
 de8d27ae6241163ff9e97aa9e7c51a18  lib/core/convert.py
 abcb1121eb56d3401839d14e8ed06b6e  lib/core/data.py
 db60c6ebb63b72ed119e304b359fc1a6  lib/core/datatype.py
 b7c912e2af7a3354f6d7c04f556a80b2  lib/core/decorators.py
 5f4680b769ae07f22157bd832c97cf8f  lib/core/defaults.py
 9dfc69ba47209a4ceca494dde9ee8183  lib/core/dicts.py
-fd5403505f76eee6829c06b9342e269c  lib/core/dump.py
+4782353a3072e4d17c4e314daf918d8a  lib/core/dump.py
 5c91145204092b995ed1ac641e9e291d  lib/core/enums.py
 84ef8f32e4582fcc294dc14e1997131d  lib/core/exception.py
 fb6be55d21a70765e35549af2484f762  lib/core/__init__.py
 18c896b157b03af716542e5fe9233ef9  lib/core/log.py
 fa9f24e88c81a6cef52da3dd5e637010  lib/core/optiondict.py
-bdb5a0e1f40d9c4d43593e25c8c58ec6  lib/core/option.py
+b56df9d9426027f3450432c2b6428485  lib/core/option.py
 fe370021c6bc99daf44b2bfc0d1effb3  lib/core/patch.py
 4cfda3735871cd59b213470a0bbc8c3a  lib/core/profiling.py
 5e2c16a8e2daee22dd545df13386e7a3  lib/core/readlineng.py
 7d8a22c582ad201f65b73225e4456170  lib/core/replication.py
 3179d34f371e0295dd4604568fb30bcd  lib/core/revision.py
 d6269c55789f78cf707e09a0f5b45443  lib/core/session.py
-6e47f6340889c0241c3055581fd9dd5c  lib/core/settings.py
+77e8b3de0d19deb37e87cf34bdf18a1a  lib/core/settings.py
 4483b4a5b601d8f1c4281071dff21ecc  lib/core/shell.py
 10fd19b0716ed261e6d04f311f6f527c  lib/core/subprocessng.py
 9c7b5c6397fb3da33e7a4d7876d159c6  lib/core/target.py
 7857b24b7865ccb4a05283faa596974d  lib/core/testing.py
-203d2082929b4ac5454605c8c7c800a9  lib/core/threads.py
+e9788d2992f842cf91ab67389bf4372a  lib/core/threads.py
 2c263c8610667fdc593c50a35ab20f57  lib/core/unescaper.py
 ff45c74515fecc95277f7b9ad945f17c  lib/core/update.py
 5b3f08208be0579356f78ce5805d37b2  lib/core/wordlist.py
@@ -71,7 +71,7 @@ adcecd2d6a8667b22872a563eb83eac0  lib/parse/payloads.py
 e4ea70bcd461f5176867dcd89d372386  lib/request/basicauthhandler.py
 97b7577fdfe3d8537fe9ea3a070d0507  lib/request/basic.py
 fc25d951217077fe655ed2a3a81552ae  lib/request/comparison.py
-5a1226fc294dd7507be089b5622564d1  lib/request/connect.py
+27927a37edfa9c2dfb6e5de9e859d10f  lib/request/connect.py
 7cba86090b02558f04c6692cef66e772  lib/request/direct.py
 2b7509ba38a667c61cefff036ec4ca6f  lib/request/dns.py
 ceac6b3bf1f726f8ff43c6814e9d7281  lib/request/httpshandler.py