diff --git a/lib/core/settings.py b/lib/core/settings.py
index e6b2c979a..1aec86149 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 = "1.2.3.0"
+VERSION = "1.2.3.1"
 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/request/connect.py b/lib/request/connect.py
index 1c62fa3b0..c8c4109fe 100644
--- a/lib/request/connect.py
+++ b/lib/request/connect.py
@@ -718,7 +718,7 @@ class Connect(object):
                 else:
                     logger.debug(warnMsg)
                 return Connect._retryProxy(**kwargs)
-            elif kb.testMode:
+            elif kb.testMode or kb.multiThreadMode:
                 logger.critical(warnMsg)
                 return None, None, None
             else:
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index 616846822..80aa3b138 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -46,7 +46,7 @@ ffa5f01f39b17c8d73423acca6cfe86a  lib/core/readlineng.py
 0c3eef46bdbf87e29a3f95f90240d192  lib/core/replication.py
 a7db43859b61569b601b97f187dd31c5  lib/core/revision.py
 fcb74fcc9577523524659ec49e2e964b  lib/core/session.py
-ae4670ba5c8569d10ae0a55f2284f11e  lib/core/settings.py
+8f9ed47a90b8d4b1c11b7e94b3d2e75b  lib/core/settings.py
 d0adc28a38e43a787df4471f7f027413  lib/core/shell.py
 63491be462c515a1a3880c27c2acc4a2  lib/core/subprocessng.py
 505aaa61e1bba3c3d4567c3e667699e3  lib/core/target.py
@@ -68,7 +68,7 @@ fb2e2f05dde98caeac6ccf3e67192177  lib/parse/configfile.py
 4e60fe7c94bbfa631087ed3426df8ef0  lib/request/basicauthhandler.py
 eb39d5cbd69a2238e2f4ea2fde183cdb  lib/request/basic.py
 c0cabedead14b8a23353b606672cff42  lib/request/comparison.py
-b3c3b71e9d4aeaa2ece681cabefc953d  lib/request/connect.py
+cbe4c7513501e8edbed9d5d3af9bdc1d  lib/request/connect.py
 dd4598675027fae99f2e2475b05986da  lib/request/direct.py
 2044fce3f4ffa268fcfaaf63241b1e64  lib/request/dns.py
 a1436e4e4f9b636cb8332f00b686bfd5  lib/request/httpshandler.py