diff --git a/lib/core/settings.py b/lib/core/settings.py
index 3d762a1fd..69ca14601 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -20,7 +20,7 @@ from lib.core.enums import OS
 from lib.core.revision import getRevisionNumber
 
 # sqlmap version and site
-VERSION = "1.0.0.20"
+VERSION = "1.0.0.21"
 REVISION = getRevisionNumber()
 STABLE = VERSION.count('.') <= 2
 VERSION_STRING = "sqlmap/%s#%s" % (VERSION, "stable" if STABLE else "dev")
diff --git a/sqlmap.py b/sqlmap.py
index c61114df9..82aa64dfe 100755
--- a/sqlmap.py
+++ b/sqlmap.py
@@ -175,6 +175,11 @@ def main():
                 logger.error(errMsg)
                 raise SystemExit
 
+            elif "_mkstemp_inner" in excMsg:
+                errMsg = "there has been a problem while accessing temporary files"
+                logger.error(errMsg)
+                raise SystemExit
+
             elif all(_ in excMsg for _ in ("pymysql", "configparser")):
                 errMsg = "wrong initialization of pymsql detected (using Python3 dependencies)"
                 logger.error(errMsg)